********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 number of points = 17371 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1550.7+0528_weekly_bin946 RA = 237.697, Dec = 5.4725 tmin = 811123201, tmax = 811728001 emin = 100.0, emax = 100000.0 irfs = P8R3_SOURCE_V2 ROI = 12 zmax = 90 Fitting strategies: Fix sources to their catalog values = True Leave variable source normalizations free = True Perform pre-fit where ALL sources are frozen to catalog values = False Perform secondary fit with a free spectral index = True Remove all catalog sources = False Remove weak (TS < 2) catalog sources = False Freeze Galactic component = False Likelihood fit parameters: Statistic: UNBINNED Optimizer: MINUIT Catalog: 4FGL Repository job = True LAT data source: Data catalog Updating database... UPDATE lightcurve_data_v2 SET job_id='38808869', job_status='RUN', time_executed='2026-09-22 12:57:38.005440', time_epoch_executed='1790107058.01' WHERE source_name='4FGL J1550.7+0528' and cadence='weekly' and bin_id='946' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/38808869 Creating custom pfile directory: /lscratch/kocevski/38808869/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/38808869/ft1_4FGL_J1550.7+0528_weekly_bin946.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/38808869/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/38808869/ft1_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808869/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits ra=237.697 dec=5.4725 rad=12.0 tmin=811123201.0 tmax=811728001.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 4.28 user 3.62 sys 0.23 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/38808869/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/38808869/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" filter="IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2))" roicut=no evfile=/lscratch/kocevski/38808869/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" outfile="/lscratch/kocevski/38808869/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" apply_filter=yes overwrite=yes header_obstimes=yes tstart=0.0 tstop=0.0 gtifile="default" chatter=3 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtmktime version HEAD Applying GTI filter: IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2)) real 0.80 user 0.22 sys 0.13 Number of photons that the gtmktime cut: 2522 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/38808869/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" evtable="EVENTS" scfile=/lscratch/kocevski/38808869/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" o/sdf/group/fermi/u/kocevski/software/conda/envs/fermitools_v1.0.5/lib/python2.7/site-packages/pyfits/__init__.py:22: PyFITSDeprecationWarning: PyFITS is deprecated, please use astropy.io.fits PyFITSDeprecationWarning) # noqa number of points = 17371 number of fields = 31 RA_SUN column already exists. File will not be modified. Likelihood Analysis Tool Support Contact: Daniel Kocevski (daniel.kocevski@nasa.gov) Importing modules... This is make3FGLxml version 01r0. The default diffuse model files and names are for pass 8 and assume you have v10r00p05 of the Fermi Science Tools or higher. This is make4FGLDR3xml version 01r09. The default diffuse model files and names are for P8R3, 4FGL DRs, and the default fermitools directory locations. WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. Performing analysis on: 4FGL_J1550.7+0528_weekly_bin946 RA = 237.697, Dec = 5.4725 tmin = 811123201, tmax = 811728001 emin = 100.0, emax = 100000.0 irfs = P8R3_SOURCE_V2 ROI = 12 zmax = 90 Fitting strategies: Fix sources to their catalog values = True Leave variable source normalizations free = True Perform pre-fit where ALL sources are frozen to catalog values = False Perform secondary fit with a free spectral index = True Remove all catalog sources = False Remove weak (TS < 2) catalog sources = False Freeze Galactic component = False Likelihood fit parameters: Statistic: UNBINNED Optimizer: MINUIT Catalog: 4FGL Repository job = True LAT data source: Data catalog Updating database... UPDATE lightcurve_data_v2 SET job_id='38808868', job_status='RUN', time_executed='2026-09-22 12:57:33.888534', time_epoch_executed='1790107053.89' WHERE source_name='4FGL J1550.7+0528' and cadence='weekly' and bin_id='946' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/38808868 Creating custom pfile directory: /lscratch/kocevski/38808868/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/38808868/ft1_4FGL_J1550.7+0528_weekly_bin946.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/38808868/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/38808868/ft1_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808868/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits ra=237.697 dec=5.4725 rad=12.0 tmin=811123201.0 tmax=811728001.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 4.62 user 3.94 sys 0.25 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/38808868/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/38808868/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" filter="IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2))" roicut=no evfile=/lscratch/kocevski/38808868/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" outfile="/lscratch/kocevski/38808868/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" apply_filter=yes overwrite=yes header_obstimes=yes tstart=0.0 tstop=0.0 gtifile="default" chatter=3 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtmktime version HEAD Applying GTI filter: IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2)) real 0.75 user 0.23 sys 0.13 Number of photons that the gtmktime cut: 2522 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/38808868/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" evtable="EVENTS" scfile=/lscratch/kocevski/38808868/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" oDone. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38808495/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 /sdf/group/fermi/u/kocevski/software/conda/envs/fermitools_v1.0.5/lib/python2.7/site-packages/matplotlib/cbook/deprecation.py:106: MatplotlibDeprecationWarning: The mpl_toolkits.axes_grid module was deprecated in version 2.1. Use mpl_toolkits.axes_grid1 and mpl_toolkits.axisartist provies the same functionality instead. warnings.warn(message, mplDeprecation, stacklevel=1) ********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38808495/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:02:26.661251', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107346.66', return_code='0', job_id='38808495', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:02:27 PDT 2026 number of points = 17371 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1550.7+0528_weekly_bin946 RA = 237.697, Dec = 5.4725 tmin = 811123201, tmax = 811728001 emin = 100.0, emax = 100000.0 irfs = P8R3_SOURCE_V2 ROI = 12 zmax = 90 Fitting strategies: Fix sources to their catalog values = True Leave variable source normalizations free = True Perform pre-fit where ALL sources are frozen to catalog values = False Perform secondary fit with a free spectral index = True Remove all catalog sources = False Remove weak (TS < 2) catalog sources = False Freeze Galactic component = False Likelihood fit parameters: Statistic: UNBINNED Optimizer: MINUIT Catalog: 4FGL Repository job = True LAT data source: Data catalog Updating database... UPDATE lightcurve_data_v2 SET job_id='38808865', job_status='RUN', time_executed='2026-09-22 12:57:32.894192', time_epoch_executed='1790107052.89' WHERE source_name='4FGL J1550.7+0528' and cadence='weekly' and bin_id='946' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/38808865 Creating custom pfile directory: /lscratch/kocevski/38808865/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/38808865/ft1_4FGL_J1550.7+0528_weekly_bin946.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/38808865/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/38808865/ft1_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808865/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits ra=237.697 dec=5.4725 rad=12.0 tmin=811123201.0 tmax=811728001.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 4.37 user 3.45 sys 0.21 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/38808865/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/38808865/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" filter="IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2))" roicut=no evfile=/lscratch/kocevski/38808865/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" outfile="/lscratch/kocevski/38808865/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" apply_filter=yes overwrite=yes header_obstimes=yes tstart=0.0 tstop=0.0 gtifile="default" chatter=3 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtmktime version HEAD Applying GTI filter: IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2)) real 1.01 user 0.18 sys 0.14 Number of photons that the gtmktime cut: 2522 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/38808865/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" evtable="EVENTS" scfile=/lscratch/kocevski/38808865/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" o_V02 Working on... /lscratch/kocevski/38808633/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits.....................! real 63.94 user 62.11 sys 0.94 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/38808633/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits', '/lscratch/kocevski/38808633/ft2_4FGL_J1550.7+0528_weekly_bin946.fits', expMap='/lscratch/kocevski/38808633/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', expCube='/lscratch/kocevski/38808633/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/38808633/Model_4FGL_J1550.7+0528_weekly_bin946.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1550.7+0528' 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.275e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/38808633/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits Spacecraft file(s): /lscratch/kocevski/38808633/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Exposure map: /lscratch/kocevski/38808633/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits Exposure cube: /lscratch/kocevski/38808633/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/38808633/Model_4FGL_J1550.7+0528_weekly_bin946.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.4003159 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2968134 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 7.3673 1.0000 .0000 .10000E+07 2 'norm ' 2.3076 1.0000 .0000 .10000E+07 3 'norm ' .57732E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .91982E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' .20277E-04 1.0000 .0000 .10000E+07 6 'norm ' 2.6886 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.3184 1.0000 .0000 .10000E+07 8 'norm ' 2.0626 1.0000 .0000 .10000E+07 9 'Prefactor ' 19.794 1.0000 .0000 .10000E+07 10 'norm ' 3.7616 1.0000 .0000 .10000E+07 11 'norm ' 3.3993 1.0000 .0000 .10000E+07 12 'norm ' 123.40 1.0000 .0000 .10000E+07 13 'Prefactor ' .24288E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.953 1.0000 .0000 .10000E+07 15 'Prefactor ' .89095E-07 1.0000 .0000 .10000E+07 16 'Prefactor ' .95798 1.0000 .0000 .10000E+07 17 'Normalizat' 1.1339 1.0000 .10000E-01 10.000 18 'Prefactor ' .97764 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 26710.29 FROM MIGRAD STATUS=CONVERGED 96 CALLS 1023 TOTAL EDM= .12E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 7.3693 1.9990 -.10875E-06 -.67980E-03 2 norm 2.3079 2.2464 .17567E-06 .52908E-03 3 norm .0000 .61959 -.98303E-07** at limit ** 4 Prefactor .0000 .98321 .14647E-06** at limit ** 5 Prefactor .0000 4.2075 .30880E-06** at limit ** 6 norm 2.6884 1.3564 .11287E-06 -.65335E-03 7 Prefactor 1.3194 1.8113 .43654E-06 -.14257E-02 8 norm 2.0577 1.8011 -.22407E-06 .17214E-02 9 Prefactor 21.568 29.068 -.20894E-05 -.28958E-04 10 norm 3.7735 4.2551 -.41861E-06 .77844E-04 11 norm 3.3959 .94967 .74399E-07 .49216E-02 12 norm 123.32 1.0703 .14063E-08 .50956 13 Prefactor .26645E-08 10.628 .91098E-06** at limit ** 14 Prefactor 12.996 1.0812 -.51925E-07 .11490E-01 15 Prefactor .0000 1.3988 -.11909E-06** at limit ** 16 Prefactor .97272 2.7020 -.14760E-05 .28097E-02 17 Normalizat 1.1332 .15766 .21652E-04 .11876E-03 18 Prefactor .97766 .62317E-01 -.94308E-05 .61632E-03 ERR DEF= .500 Final values: norm = 7.3693 norm = 2.30789 norm = 0 Prefactor = 0 Prefactor = 0 norm = 2.68842 Prefactor = 1.31944 norm = 2.05766 Prefactor = 21.5684 norm = 3.77348 norm = 3.39587 norm = 123.321 Prefactor = 2.66454e-09 Prefactor = 12.9962 Prefactor = 0 Prefactor = 0.972724 Normalizat = 1.13317 Prefactor = 0.977657 number of points = 17371 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1550.7+0528_weekly_bin946 RA = 237.697, Dec = 5.4725 tmin = 811123201, tmax = 811728001 emin = 100.0, emax = 100000.0 irfs = P8R3_SOURCE_V2 ROI = 12 zmax = 90 Fitting strategies: Fix sources to their catalog values = True Leave variable source normalizations free = True Perform pre-fit where ALL sources are frozen to catalog values = False Perform secondary fit with a free spectral index = True Remove all catalog sources = False Remove weak (TS < 2) catalog sources = False Freeze Galactic component = False Likelihood fit parameters: Statistic: UNBINNED Optimizer: MINUIT Catalog: 4FGL Repository job = True LAT data source: Data catalog Updating database... UPDATE lightcurve_data_v2 SET job_id='38808948', job_status='RUN', time_executed='2026-09-22 12:58:17.519177', time_epoch_executed='1790107097.52' WHERE source_name='4FGL J1550.7+0528' and cadence='weekly' and bin_id='946' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/38808948 Creating custom pfile directory: /lscratch/kocevski/38808948/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/38808948/ft1_4FGL_J1550.7+0528_weekly_bin946.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/38808948/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/38808948/ft1_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808948/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits ra=237.697 dec=5.4725 rad=12.0 tmin=811123201.0 tmax=811728001.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 4.87 user 4.06 sys 0.20 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/38808948/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/38808948/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" filter="IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2))" roicut=no evfile=/lscratch/kocevski/38808948/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" outfile="/lscratch/kocevski/38808948/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" apply_filter=yes overwrite=yes header_obstimes=yes tstart=0.0 tstop=0.0 gtifile="default" chatter=3 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtmktime version HEAD Applying GTI filter: IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2)) real 0.75 user 0.22 sys 0.12 Number of photons that the gtmktime cut: 2522 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/38808948/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" evtable="EVENTS" scfile=/lscratch/kocevski/38808948/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" outfile=/lscratch/kocevski/38808728/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits dcostheta=0.025 binsz=1.0 phibins=0 tmin=0.0 tmax=0.0 file_version="1" zmin=0.0 zmax=90.0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Working on file /lscratch/kocevski/38808728/ft2_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 18.22 user 17.17 sys 0.24 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/38808728/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38808728/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" expcube=/lscratch/kocevski/38808728/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808728/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits irfs="P8R3_SOURCE_V2" evtype="INDEF" srcrad=30.0 nlong=88 nlat=88 nenergies=10 submap=no nlongmin=0 nlongmax=0 nlatmin=0 nlatmax=0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). The exposure maps generated by this tool are meant to be used for *unbinned* likelihood analysis only. Do not use them for binned analyses. Computing the ExposureMap using /lscratch/kocevski/38808728/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 65.12 user 60.52 sys 3.82 Generating the xml model: radLim = 0.001 maxRad = 12 normsOnly = True freeVariableSources = True Fixing all sources to their catalog values, except variable sources Creating file and adding sources from 4FGL Added 152 point sources and 0 extended sources Setting source of interest to: 4FGL J1550.7+0528 @ 237.697 5.4725 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/38808728/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38808728/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808728/cmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=160 nypix=160 binsz=0.25 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.97 user 0.23 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/38808728/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38808728/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808728/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=500 nypix=500 binsz=0.1 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.78 user 0.22 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/38808728/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38808728/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/38808728/Model_4FGL_J1550.7+0528_weekly_bin946.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GALDone. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38808555/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory ********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38808555/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:03:17.166792', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107397.17', return_code='0', job_id='38808555', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:03:17 PDT 2026 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38808559/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38808559/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:03:30.834514', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107410.83', return_code='0', job_id='38808559', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:03:31 PDT 2026 V02 Working on... /lscratch/kocevski/38808684/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits.....................! real 71.05 user 69.07 sys 1.19 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/38808684/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits', '/lscratch/kocevski/38808684/ft2_4FGL_J1550.7+0528_weekly_bin946.fits', expMap='/lscratch/kocevski/38808684/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', expCube='/lscratch/kocevski/38808684/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/38808684/Model_4FGL_J1550.7+0528_weekly_bin946.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1550.7+0528' 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.275e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/38808684/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits Spacecraft file(s): /lscratch/kocevski/38808684/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Exposure map: /lscratch/kocevski/38808684/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits Exposure cube: /lscratch/kocevski/38808684/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/38808684/Model_4FGL_J1550.7+0528_weekly_bin946.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.4003159 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2968134 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 7.3673 1.0000 .0000 .10000E+07 2 'norm ' 2.3076 1.0000 .0000 .10000E+07 3 'norm ' .57732E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .91982E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' .20277E-04 1.0000 .0000 .10000E+07 6 'norm ' 2.6886 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.3184 1.0000 .0000 .10000E+07 8 'norm ' 2.0626 1.0000 .0000 .10000E+07 9 'Prefactor ' 19.794 1.0000 .0000 .10000E+07 10 'norm ' 3.7616 1.0000 .0000 .10000E+07 11 'norm ' 3.3993 1.0000 .0000 .10000E+07 12 'norm ' 123.40 1.0000 .0000 .10000E+07 13 'Prefactor ' .24288E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.953 1.0000 .0000 .10000E+07 15 'Prefactor ' .89095E-07 1.0000 .0000 .10000E+07 16 'Prefactor ' .95798 1.0000 .0000 .10000E+07 17 'Normalizat' 1.1339 1.0000 .10000E-01 10.000 18 'Prefactor ' .97764 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 26710.29 FROM MIGRAD STATUS=CONVERGED 96 CALLS 1023 TOTAL EDM= .12E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 7.3693 1.9990 -.10875E-06 -.67980E-03 2 norm 2.3079 2.2464 .17567E-06 .52908E-03 3 norm .0000 .61959 -.98303E-07** at limit ** 4 Prefactor .0000 .98321 .14647E-06** at limit ** 5 Prefactor .0000 4.2075 .30880E-06** at limit ** 6 norm 2.6884 1.3564 .11287E-06 -.65335E-03 7 Prefactor 1.3194 1.8113 .43654E-06 -.14257E-02 8 norm 2.0577 1.8011 -.22407E-06 .17214E-02 9 Prefactor 21.568 29.068 -.20894E-05 -.28958E-04 10 norm 3.7735 4.2551 -.41861E-06 .77844E-04 11 norm 3.3959 .94967 .74399E-07 .49216E-02 12 norm 123.32 1.0703 .14063E-08 .50956 13 Prefactor .26645E-08 10.628 .91098E-06** at limit ** 14 Prefactor 12.996 1.0812 -.51925E-07 .11490E-01 15 Prefactor .0000 1.3988 -.11909E-06** at limit ** 16 Prefactor .97272 2.7020 -.14760E-05 .28097E-02 17 Normalizat 1.1332 .15766 .21652E-04 .11876E-03 18 Prefactor .97766 .62317E-01 -.94308E-05 .61632E-03 ERR DEF= .500 Final values: norm = 7.3693 norm = 2.30789 norm = 0 Prefactor = 0 Prefactor = 0 norm = 2.68842 Prefactor = 1.31944 norm = 2.05766 Prefactor = 21.5684 norm = 3.77348 norm = 3.39587 norm = 123.321 Prefactor = 2.66454e-09 Prefactor = 12.9962 Prefactor = 0 Prefactor = 0.972724 Normalizat = 1.13317 Prefactor = 0.977657 _V02 Working on... /lscratch/kocevski/38808681/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits.....................! real 74.16 user 72.02 sys 1.14 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/38808681/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits', '/lscratch/kocevski/38808681/ft2_4FGL_J1550.7+0528_weekly_bin946.fits', expMap='/lscratch/kocevski/38808681/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', expCube='/lscratch/kocevski/38808681/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/38808681/Model_4FGL_J1550.7+0528_weekly_bin946.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1550.7+0528' 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.275e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/38808681/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits Spacecraft file(s): /lscratch/kocevski/38808681/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Exposure map: /lscratch/kocevski/38808681/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits Exposure cube: /lscratch/kocevski/38808681/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/38808681/Model_4FGL_J1550.7+0528_weekly_bin946.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.4003159 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2968134 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 7.3673 1.0000 .0000 .10000E+07 2 'norm ' 2.3076 1.0000 .0000 .10000E+07 3 'norm ' .57732E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .91982E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' .20277E-04 1.0000 .0000 .10000E+07 6 'norm ' 2.6886 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.3184 1.0000 .0000 .10000E+07 8 'norm ' 2.0626 1.0000 .0000 .10000E+07 9 'Prefactor ' 19.794 1.0000 .0000 .10000E+07 10 'norm ' 3.7616 1.0000 .0000 .10000E+07 11 'norm ' 3.3993 1.0000 .0000 .10000E+07 12 'norm ' 123.40 1.0000 .0000 .10000E+07 13 'Prefactor ' .24288E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.953 1.0000 .0000 .10000E+07 15 'Prefactor ' .89095E-07 1.0000 .0000 .10000E+07 16 'Prefactor ' .95798 1.0000 .0000 .10000E+07 17 'Normalizat' 1.1339 1.0000 .10000E-01 10.000 18 'Prefactor ' .97764 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 26710.29 FROM MIGRAD STATUS=CONVERGED 96 CALLS 1023 TOTAL EDM= .12E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 7.3693 1.9990 -.10875E-06 -.67980E-03 2 norm 2.3079 2.2464 .17567E-06 .52908E-03 3 norm .0000 .61959 -.98303E-07** at limit ** 4 Prefactor .0000 .98321 .14647E-06** at limit ** 5 Prefactor .0000 4.2075 .30880E-06** at limit ** 6 norm 2.6884 1.3564 .11287E-06 -.65335E-03 7 Prefactor 1.3194 1.8113 .43654E-06 -.14257E-02 8 norm 2.0577 1.8011 -.22407E-06 .17214E-02 9 Prefactor 21.568 29.068 -.20894E-05 -.28958E-04 10 norm 3.7735 4.2551 -.41861E-06 .77844E-04 11 norm 3.3959 .94967 .74399E-07 .49216E-02 12 norm 123.32 1.0703 .14063E-08 .50956 13 Prefactor .26645E-08 10.628 .91098E-06** at limit ** 14 Prefactor 12.996 1.0812 -.51925E-07 .11490E-01 15 Prefactor .0000 1.3988 -.11909E-06** at limit ** 16 Prefactor .97272 2.7020 -.14760E-05 .28097E-02 17 Normalizat 1.1332 .15766 .21652E-04 .11876E-03 18 Prefactor .97766 .62317E-01 -.94308E-05 .61632E-03 ERR DEF= .500 Final values: norm = 7.3693 norm = 2.30789 norm = 0 Prefactor = 0 Prefactor = 0 norm = 2.68842 Prefactor = 1.31944 norm = 2.05766 Prefactor = 21.5684 norm = 3.77348 norm = 3.39587 norm = 123.321 Prefactor = 2.66454e-09 Prefactor = 12.9962 Prefactor = 0 Prefactor = 0.972724 Normalizat = 1.13317 Prefactor = 0.977657 number of points = 17371 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1550.7+0528_weekly_bin946 RA = 237.697, Dec = 5.4725 tmin = 811123201, tmax = 811728001 emin = 100.0, emax = 100000.0 irfs = P8R3_SOURCE_V2 ROI = 12 zmax = 90 Fitting strategies: Fix sources to their catalog values = True Leave variable source normalizations free = True Perform pre-fit where ALL sources are frozen to catalog values = False Perform secondary fit with a free spectral index = True Remove all catalog sources = False Remove weak (TS < 2) catalog sources = False Freeze Galactic component = False Likelihood fit parameters: Statistic: UNBINNED Optimizer: MINUIT Catalog: 4FGL Repository job = True LAT data source: Data catalog Updating database... UPDATE lightcurve_data_v2 SET job_id='38809032', job_status='RUN', time_executed='2026-09-22 12:59:14.560654', time_epoch_executed='1790107154.56' WHERE source_name='4FGL J1550.7+0528' and cadence='weekly' and bin_id='946' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/38809032 Creating custom pfile directory: /lscratch/kocevski/38809032/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/38809032/ft1_4FGL_J1550.7+0528_weekly_bin946.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/38809032/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/38809032/ft1_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809032/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits ra=237.697 dec=5.4725 rad=12.0 tmin=811123201.0 tmax=811728001.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 4.66 user 3.80 sys 0.23 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/38809032/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/38809032/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" filter="IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2))" roicut=no evfile=/lscratch/kocevski/38809032/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" outfile="/lscratch/kocevski/38809032/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" apply_filter=yes overwrite=yes header_obstimes=yes tstart=0.0 tstop=0.0 gtifile="default" chatter=3 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtmktime version HEAD Applying GTI filter: IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2)) real 0.93 user 0.21 sys 0.14 Number of photons that the gtmktime cut: 2522 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/38809032/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" evtable="EVENTS" scfile=/lscratch/kocevski/38809032/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" oDone. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38808633/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 ********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38808633/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:04:29.807700', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107469.81', return_code='0', job_id='38808633', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:04:30 PDT 2026 ********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 utfile=/lscratch/kocevski/38808869/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits dcostheta=0.025 binsz=1.0 phibins=0 tmin=0.0 tmax=0.0 file_version="1" zmin=0.0 zmax=90.0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Working on file /lscratch/kocevski/38808869/ft2_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 17.60 user 16.80 sys 0.25 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/38808869/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38808869/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" expcube=/lscratch/kocevski/38808869/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808869/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits irfs="P8R3_SOURCE_V2" evtype="INDEF" srcrad=30.0 nlong=88 nlat=88 nenergies=10 submap=no nlongmin=0 nlongmax=0 nlatmin=0 nlatmax=0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). The exposure maps generated by this tool are meant to be used for *unbinned* likelihood analysis only. Do not use them for binned analyses. Computing the ExposureMap using /lscratch/kocevski/38808869/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 68.89 user 64.09 sys 3.86 Generating the xml model: radLim = 0.001 maxRad = 12 normsOnly = True freeVariableSources = True Fixing all sources to their catalog values, except variable sources Creating file and adding sources from 4FGL Added 152 point sources and 0 extended sources Setting source of interest to: 4FGL J1550.7+0528 @ 237.697 5.4725 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/38808869/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38808869/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808869/cmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=160 nypix=160 binsz=0.25 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.84 user 0.26 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/38808869/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38808869/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808869/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=500 nypix=500 binsz=0.1 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.88 user 0.25 sys 0.15 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/38808869/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38808869/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/38808869/Model_4FGL_J1550.7+0528_weekly_bin946.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GALutfile=/lscratch/kocevski/38808868/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits dcostheta=0.025 binsz=1.0 phibins=0 tmin=0.0 tmax=0.0 file_version="1" zmin=0.0 zmax=90.0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Working on file /lscratch/kocevski/38808868/ft2_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 19.53 user 18.59 sys 0.24 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/38808868/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38808868/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" expcube=/lscratch/kocevski/38808868/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808868/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits irfs="P8R3_SOURCE_V2" evtype="INDEF" srcrad=30.0 nlong=88 nlat=88 nenergies=10 submap=no nlongmin=0 nlongmax=0 nlatmin=0 nlatmax=0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). The exposure maps generated by this tool are meant to be used for *unbinned* likelihood analysis only. Do not use them for binned analyses. Computing the ExposureMap using /lscratch/kocevski/38808868/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 71.07 user 65.95 sys 4.11 Generating the xml model: radLim = 0.001 maxRad = 12 normsOnly = True freeVariableSources = True Fixing all sources to their catalog values, except variable sources Creating file and adding sources from 4FGL Added 152 point sources and 0 extended sources Setting source of interest to: 4FGL J1550.7+0528 @ 237.697 5.4725 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/38808868/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38808868/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808868/cmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=160 nypix=160 binsz=0.25 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.90 user 0.25 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/38808868/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38808868/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808868/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=500 nypix=500 binsz=0.1 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.94 user 0.25 sys 0.15 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/38808868/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38808868/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/38808868/Model_4FGL_J1550.7+0528_weekly_bin946.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GALutfile=/lscratch/kocevski/38808865/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits dcostheta=0.025 binsz=1.0 phibins=0 tmin=0.0 tmax=0.0 file_version="1" zmin=0.0 zmax=90.0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Working on file /lscratch/kocevski/38808865/ft2_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 17.49 user 16.58 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/38808865/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38808865/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" expcube=/lscratch/kocevski/38808865/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808865/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits irfs="P8R3_SOURCE_V2" evtype="INDEF" srcrad=30.0 nlong=88 nlat=88 nenergies=10 submap=no nlongmin=0 nlongmax=0 nlatmin=0 nlatmax=0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). The exposure maps generated by this tool are meant to be used for *unbinned* likelihood analysis only. Do not use them for binned analyses. Computing the ExposureMap using /lscratch/kocevski/38808865/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 69.65 user 64.76 sys 3.95 Generating the xml model: radLim = 0.001 maxRad = 12 normsOnly = True freeVariableSources = True Fixing all sources to their catalog values, except variable sources Creating file and adding sources from 4FGL Added 152 point sources and 0 extended sources Setting source of interest to: 4FGL J1550.7+0528 @ 237.697 5.4725 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/38808865/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38808865/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808865/cmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=160 nypix=160 binsz=0.25 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.88 user 0.23 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/38808865/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38808865/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808865/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=500 nypix=500 binsz=0.1 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.79 user 0.24 sys 0.12 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/38808865/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38808865/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/38808865/Model_4FGL_J1550.7+0528_weekly_bin946.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GALnumber of points = 17371 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1550.7+0528_weekly_bin946 RA = 237.697, Dec = 5.4725 tmin = 811123201, tmax = 811728001 emin = 100.0, emax = 100000.0 irfs = P8R3_SOURCE_V2 ROI = 12 zmax = 90 Fitting strategies: Fix sources to their catalog values = True Leave variable source normalizations free = True Perform pre-fit where ALL sources are frozen to catalog values = False Perform secondary fit with a free spectral index = True Remove all catalog sources = False Remove weak (TS < 2) catalog sources = False Freeze Galactic component = False Likelihood fit parameters: Statistic: UNBINNED Optimizer: MINUIT Catalog: 4FGL Repository job = True LAT data source: Data catalog Updating database... UPDATE lightcurve_data_v2 SET job_id='38809039', job_status='RUN', time_executed='2026-09-22 12:59:29.550537', time_epoch_executed='1790107169.55' WHERE source_name='4FGL J1550.7+0528' and cadence='weekly' and bin_id='946' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/38809039 Creating custom pfile directory: /lscratch/kocevski/38809039/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/38809039/ft1_4FGL_J1550.7+0528_weekly_bin946.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/38809039/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/38809039/ft1_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809039/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits ra=237.697 dec=5.4725 rad=12.0 tmin=811123201.0 tmax=811728001.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 5.92 user 4.86 sys 0.23 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/38809039/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/38809039/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" filter="IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2))" roicut=no evfile=/lscratch/kocevski/38809039/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" outfile="/lscratch/kocevski/38809039/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" apply_filter=yes overwrite=yes header_obstimes=yes tstart=0.0 tstop=0.0 gtifile="default" chatter=3 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtmktime version HEAD Applying GTI filter: IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2)) real 1.04 user 0.22 sys 0.11 Number of photons that the gtmktime cut: 2522 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/38809039/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" evtable="EVENTS" scfile=/lscratch/kocevski/38809039/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" oDone. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38808684/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 _V02 Working on... /lscratch/kocevski/38808728/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits.....................! real 74.17 user 72.21 sys 1.04 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/38808728/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits', '/lscratch/kocevski/38808728/ft2_4FGL_J1550.7+0528_weekly_bin946.fits', expMap='/lscratch/kocevski/38808728/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', expCube='/lscratch/kocevski/38808728/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/38808728/Model_4FGL_J1550.7+0528_weekly_bin946.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1550.7+0528' 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.275e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/38808728/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits Spacecraft file(s): /lscratch/kocevski/38808728/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Exposure map: /lscratch/kocevski/38808728/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits Exposure cube: /lscratch/kocevski/38808728/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/38808728/Model_4FGL_J1550.7+0528_weekly_bin946.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.4003159 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2968134 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 7.3673 1.0000 .0000 .10000E+07 2 'norm ' 2.3076 1.0000 .0000 .10000E+07 3 'norm ' .57732E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .91982E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' .20277E-04 1.0000 .0000 .10000E+07 6 'norm ' 2.6886 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.3184 1.0000 .0000 .10000E+07 8 'norm ' 2.0626 1.0000 .0000 .10000E+07 9 'Prefactor ' 19.794 1.0000 .0000 .10000E+07 10 'norm ' 3.7616 1.0000 .0000 .10000E+07 11 'norm ' 3.3993 1.0000 .0000 .10000E+07 12 'norm ' 123.40 1.0000 .0000 .10000E+07 13 'Prefactor ' .24288E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.953 1.0000 .0000 .10000E+07 15 'Prefactor ' .89095E-07 1.0000 .0000 .10000E+07 16 'Prefactor ' .95798 1.0000 .0000 .10000E+07 17 'Normalizat' 1.1339 1.0000 .10000E-01 10.000 18 'Prefactor ' .97764 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 26710.29 FROM MIGRAD STATUS=CONVERGED 96 CALLS 1023 TOTAL EDM= .12E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 7.3693 1.9990 -.10875E-06 -.67980E-03 2 norm 2.3079 2.2464 .17567E-06 .52908E-03 3 norm .0000 .61959 -.98303E-07** at limit ** 4 Prefactor .0000 .98321 .14647E-06** at limit ** 5 Prefactor .0000 4.2075 .30880E-06** at limit ** 6 norm 2.6884 1.3564 .11287E-06 -.65335E-03 7 Prefactor 1.3194 1.8113 .43654E-06 -.14257E-02 8 norm 2.0577 1.8011 -.22407E-06 .17214E-02 9 Prefactor 21.568 29.068 -.20894E-05 -.28958E-04 10 norm 3.7735 4.2551 -.41861E-06 .77844E-04 11 norm 3.3959 .94967 .74399E-07 .49216E-02 12 norm 123.32 1.0703 .14063E-08 .50956 13 Prefactor .26645E-08 10.628 .91098E-06** at limit ** 14 Prefactor 12.996 1.0812 -.51925E-07 .11490E-01 15 Prefactor .0000 1.3988 -.11909E-06** at limit ** 16 Prefactor .97272 2.7020 -.14760E-05 .28097E-02 17 Normalizat 1.1332 .15766 .21652E-04 .11876E-03 18 Prefactor .97766 .62317E-01 -.94308E-05 .61632E-03 ERR DEF= .500 Final values: norm = 7.3693 norm = 2.30789 norm = 0 Prefactor = 0 Prefactor = 0 norm = 2.68842 Prefactor = 1.31944 norm = 2.05766 Prefactor = 21.5684 norm = 3.77348 norm = 3.39587 norm = 123.321 Prefactor = 2.66454e-09 Prefactor = 12.9962 Prefactor = 0 Prefactor = 0.972724 Normalizat = 1.13317 Prefactor = 0.977657 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38808684/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:05:37.131508', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107537.13', return_code='0', job_id='38808684', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:05:37 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38808681/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 utfile=/lscratch/kocevski/38808948/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits dcostheta=0.025 binsz=1.0 phibins=0 tmin=0.0 tmax=0.0 file_version="1" zmin=0.0 zmax=90.0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Working on file /lscratch/kocevski/38808948/ft2_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 19.22 user 18.39 sys 0.24 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/38808948/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38808948/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" expcube=/lscratch/kocevski/38808948/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808948/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits irfs="P8R3_SOURCE_V2" evtype="INDEF" srcrad=30.0 nlong=88 nlat=88 nenergies=10 submap=no nlongmin=0 nlongmax=0 nlatmin=0 nlatmax=0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). The exposure maps generated by this tool are meant to be used for *unbinned* likelihood analysis only. Do not use them for binned analyses. Computing the ExposureMap using /lscratch/kocevski/38808948/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 70.65 user 65.69 sys 4.05 Generating the xml model: radLim = 0.001 maxRad = 12 normsOnly = True freeVariableSources = True Fixing all sources to their catalog values, except variable sources Creating file and adding sources from 4FGL Added 152 point sources and 0 extended sources Setting source of interest to: 4FGL J1550.7+0528 @ 237.697 5.4725 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/38808948/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38808948/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808948/cmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=160 nypix=160 binsz=0.25 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.87 user 0.24 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/38808948/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38808948/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38808948/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=500 nypix=500 binsz=0.1 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.90 user 0.24 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/38808948/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38808948/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/38808948/Model_4FGL_J1550.7+0528_weekly_bin946.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GALshell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38808681/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:05:45.652386', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107545.65', return_code='0', job_id='38808681', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:05:46 PDT 2026 ********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 utfile=/lscratch/kocevski/38809032/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits dcostheta=0.025 binsz=1.0 phibins=0 tmin=0.0 tmax=0.0 file_version="1" zmin=0.0 zmax=90.0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Working on file /lscratch/kocevski/38809032/ft2_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 18.42 user 17.62 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/38809032/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38809032/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" expcube=/lscratch/kocevski/38809032/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809032/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits irfs="P8R3_SOURCE_V2" evtype="INDEF" srcrad=30.0 nlong=88 nlat=88 nenergies=10 submap=no nlongmin=0 nlongmax=0 nlatmin=0 nlatmax=0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). The exposure maps generated by this tool are meant to be used for *unbinned* likelihood analysis only. Do not use them for binned analyses. Computing the ExposureMap using /lscratch/kocevski/38809032/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 67.47 user 62.44 sys 4.15 Generating the xml model: radLim = 0.001 maxRad = 12 normsOnly = True freeVariableSources = True Fixing all sources to their catalog values, except variable sources Creating file and adding sources from 4FGL Added 152 point sources and 0 extended sources Setting source of interest to: 4FGL J1550.7+0528 @ 237.697 5.4725 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/38809032/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38809032/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809032/cmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=160 nypix=160 binsz=0.25 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.77 user 0.24 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/38809032/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38809032/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809032/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=500 nypix=500 binsz=0.1 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.94 user 0.23 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/38809032/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38809032/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/38809032/Model_4FGL_J1550.7+0528_weekly_bin946.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GALDone. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38808728/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38808728/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:07:15.346566', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107635.35', return_code='0', job_id='38808728', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:07:15 PDT 2026 _V02 Working on... /lscratch/kocevski/38808869/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits.....................! real 76.82 user 74.42 sys 1.38 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/38808869/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits', '/lscratch/kocevski/38808869/ft2_4FGL_J1550.7+0528_weekly_bin946.fits', expMap='/lscratch/kocevski/38808869/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', expCube='/lscratch/kocevski/38808869/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/38808869/Model_4FGL_J1550.7+0528_weekly_bin946.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1550.7+0528' 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.275e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/38808869/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits Spacecraft file(s): /lscratch/kocevski/38808869/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Exposure map: /lscratch/kocevski/38808869/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits Exposure cube: /lscratch/kocevski/38808869/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/38808869/Model_4FGL_J1550.7+0528_weekly_bin946.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.4003159 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2968134 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 7.3673 1.0000 .0000 .10000E+07 2 'norm ' 2.3076 1.0000 .0000 .10000E+07 3 'norm ' .57732E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .91982E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' .20277E-04 1.0000 .0000 .10000E+07 6 'norm ' 2.6886 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.3184 1.0000 .0000 .10000E+07 8 'norm ' 2.0626 1.0000 .0000 .10000E+07 9 'Prefactor ' 19.794 1.0000 .0000 .10000E+07 10 'norm ' 3.7616 1.0000 .0000 .10000E+07 11 'norm ' 3.3993 1.0000 .0000 .10000E+07 12 'norm ' 123.40 1.0000 .0000 .10000E+07 13 'Prefactor ' .24288E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.953 1.0000 .0000 .10000E+07 15 'Prefactor ' .89095E-07 1.0000 .0000 .10000E+07 16 'Prefactor ' .95798 1.0000 .0000 .10000E+07 17 'Normalizat' 1.1339 1.0000 .10000E-01 10.000 18 'Prefactor ' .97764 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 26710.29 FROM MIGRAD STATUS=CONVERGED 96 CALLS 1023 TOTAL EDM= .12E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 7.3693 1.9990 -.10875E-06 -.67980E-03 2 norm 2.3079 2.2464 .17567E-06 .52908E-03 3 norm .0000 .61959 -.98303E-07** at limit ** 4 Prefactor .0000 .98321 .14647E-06** at limit ** 5 Prefactor .0000 4.2075 .30880E-06** at limit ** 6 norm 2.6884 1.3564 .11287E-06 -.65335E-03 7 Prefactor 1.3194 1.8113 .43654E-06 -.14257E-02 8 norm 2.0577 1.8011 -.22407E-06 .17214E-02 9 Prefactor 21.568 29.068 -.20894E-05 -.28958E-04 10 norm 3.7735 4.2551 -.41861E-06 .77844E-04 11 norm 3.3959 .94967 .74399E-07 .49216E-02 12 norm 123.32 1.0703 .14063E-08 .50956 13 Prefactor .26645E-08 10.628 .91098E-06** at limit ** 14 Prefactor 12.996 1.0812 -.51925E-07 .11490E-01 15 Prefactor .0000 1.3988 -.11909E-06** at limit ** 16 Prefactor .97272 2.7020 -.14760E-05 .28097E-02 17 Normalizat 1.1332 .15766 .21652E-04 .11876E-03 18 Prefactor .97766 .62317E-01 -.94308E-05 .61632E-03 ERR DEF= .500 Final values: norm = 7.3693 norm = 2.30789 norm = 0 Prefactor = 0 Prefactor = 0 norm = 2.68842 Prefactor = 1.31944 norm = 2.05766 Prefactor = 21.5684 norm = 3.77348 norm = 3.39587 norm = 123.321 Prefactor = 2.66454e-09 Prefactor = 12.9962 Prefactor = 0 Prefactor = 0.972724 Normalizat = 1.13317 Prefactor = 0.977657 _V02 Working on... /lscratch/kocevski/38808868/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits.....................! real 77.72 user 74.92 sys 1.71 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/38808868/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits', '/lscratch/kocevski/38808868/ft2_4FGL_J1550.7+0528_weekly_bin946.fits', expMap='/lscratch/kocevski/38808868/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', expCube='/lscratch/kocevski/38808868/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/38808868/Model_4FGL_J1550.7+0528_weekly_bin946.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1550.7+0528' 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.275e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/38808868/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits Spacecraft file(s): /lscratch/kocevski/38808868/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Exposure map: /lscratch/kocevski/38808868/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits Exposure cube: /lscratch/kocevski/38808868/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/38808868/Model_4FGL_J1550.7+0528_weekly_bin946.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.4003159 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2968134 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 7.3673 1.0000 .0000 .10000E+07 2 'norm ' 2.3076 1.0000 .0000 .10000E+07 3 'norm ' .57732E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .91982E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' .20277E-04 1.0000 .0000 .10000E+07 6 'norm ' 2.6886 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.3184 1.0000 .0000 .10000E+07 8 'norm ' 2.0626 1.0000 .0000 .10000E+07 9 'Prefactor ' 19.794 1.0000 .0000 .10000E+07 10 'norm ' 3.7616 1.0000 .0000 .10000E+07 11 'norm ' 3.3993 1.0000 .0000 .10000E+07 12 'norm ' 123.40 1.0000 .0000 .10000E+07 13 'Prefactor ' .24288E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.953 1.0000 .0000 .10000E+07 15 'Prefactor ' .89095E-07 1.0000 .0000 .10000E+07 16 'Prefactor ' .95798 1.0000 .0000 .10000E+07 17 'Normalizat' 1.1339 1.0000 .10000E-01 10.000 18 'Prefactor ' .97764 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 26710.29 FROM MIGRAD STATUS=CONVERGED 96 CALLS 1023 TOTAL EDM= .12E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 7.3693 1.9990 -.10875E-06 -.67980E-03 2 norm 2.3079 2.2464 .17567E-06 .52908E-03 3 norm .0000 .61959 -.98303E-07** at limit ** 4 Prefactor .0000 .98321 .14647E-06** at limit ** 5 Prefactor .0000 4.2075 .30880E-06** at limit ** 6 norm 2.6884 1.3564 .11287E-06 -.65335E-03 7 Prefactor 1.3194 1.8113 .43654E-06 -.14257E-02 8 norm 2.0577 1.8011 -.22407E-06 .17214E-02 9 Prefactor 21.568 29.068 -.20894E-05 -.28958E-04 10 norm 3.7735 4.2551 -.41861E-06 .77844E-04 11 norm 3.3959 .94967 .74399E-07 .49216E-02 12 norm 123.32 1.0703 .14063E-08 .50956 13 Prefactor .26645E-08 10.628 .91098E-06** at limit ** 14 Prefactor 12.996 1.0812 -.51925E-07 .11490E-01 15 Prefactor .0000 1.3988 -.11909E-06** at limit ** 16 Prefactor .97272 2.7020 -.14760E-05 .28097E-02 17 Normalizat 1.1332 .15766 .21652E-04 .11876E-03 18 Prefactor .97766 .62317E-01 -.94308E-05 .61632E-03 ERR DEF= .500 Final values: norm = 7.3693 norm = 2.30789 norm = 0 Prefactor = 0 Prefactor = 0 norm = 2.68842 Prefactor = 1.31944 norm = 2.05766 Prefactor = 21.5684 norm = 3.77348 norm = 3.39587 norm = 123.321 Prefactor = 2.66454e-09 Prefactor = 12.9962 Prefactor = 0 Prefactor = 0.972724 Normalizat = 1.13317 Prefactor = 0.977657 _V02 Working on... /lscratch/kocevski/38808865/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits.....................! real 77.14 user 74.95 sys 1.20 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/38808865/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits', '/lscratch/kocevski/38808865/ft2_4FGL_J1550.7+0528_weekly_bin946.fits', expMap='/lscratch/kocevski/38808865/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', expCube='/lscratch/kocevski/38808865/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/38808865/Model_4FGL_J1550.7+0528_weekly_bin946.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1550.7+0528' 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.275e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/38808865/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits Spacecraft file(s): /lscratch/kocevski/38808865/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Exposure map: /lscratch/kocevski/38808865/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits Exposure cube: /lscratch/kocevski/38808865/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/38808865/Model_4FGL_J1550.7+0528_weekly_bin946.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.4003159 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2968134 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 7.3673 1.0000 .0000 .10000E+07 2 'norm ' 2.3076 1.0000 .0000 .10000E+07 3 'norm ' .57732E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .91982E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' .20277E-04 1.0000 .0000 .10000E+07 6 'norm ' 2.6886 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.3184 1.0000 .0000 .10000E+07 8 'norm ' 2.0626 1.0000 .0000 .10000E+07 9 'Prefactor ' 19.794 1.0000 .0000 .10000E+07 10 'norm ' 3.7616 1.0000 .0000 .10000E+07 11 'norm ' 3.3993 1.0000 .0000 .10000E+07 12 'norm ' 123.40 1.0000 .0000 .10000E+07 13 'Prefactor ' .24288E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.953 1.0000 .0000 .10000E+07 15 'Prefactor ' .89095E-07 1.0000 .0000 .10000E+07 16 'Prefactor ' .95798 1.0000 .0000 .10000E+07 17 'Normalizat' 1.1339 1.0000 .10000E-01 10.000 18 'Prefactor ' .97764 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 26710.29 FROM MIGRAD STATUS=CONVERGED 96 CALLS 1023 TOTAL EDM= .12E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 7.3693 1.9990 -.10875E-06 -.67980E-03 2 norm 2.3079 2.2464 .17567E-06 .52908E-03 3 norm .0000 .61959 -.98303E-07** at limit ** 4 Prefactor .0000 .98321 .14647E-06** at limit ** 5 Prefactor .0000 4.2075 .30880E-06** at limit ** 6 norm 2.6884 1.3564 .11287E-06 -.65335E-03 7 Prefactor 1.3194 1.8113 .43654E-06 -.14257E-02 8 norm 2.0577 1.8011 -.22407E-06 .17214E-02 9 Prefactor 21.568 29.068 -.20894E-05 -.28958E-04 10 norm 3.7735 4.2551 -.41861E-06 .77844E-04 11 norm 3.3959 .94967 .74399E-07 .49216E-02 12 norm 123.32 1.0703 .14063E-08 .50956 13 Prefactor .26645E-08 10.628 .91098E-06** at limit ** 14 Prefactor 12.996 1.0812 -.51925E-07 .11490E-01 15 Prefactor .0000 1.3988 -.11909E-06** at limit ** 16 Prefactor .97272 2.7020 -.14760E-05 .28097E-02 17 Normalizat 1.1332 .15766 .21652E-04 .11876E-03 18 Prefactor .97766 .62317E-01 -.94308E-05 .61632E-03 ERR DEF= .500 Final values: norm = 7.3693 norm = 2.30789 norm = 0 Prefactor = 0 Prefactor = 0 norm = 2.68842 Prefactor = 1.31944 norm = 2.05766 Prefactor = 21.5684 norm = 3.77348 norm = 3.39587 norm = 123.321 Prefactor = 2.66454e-09 Prefactor = 12.9962 Prefactor = 0 Prefactor = 0.972724 Normalizat = 1.13317 Prefactor = 0.977657 ********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 _V02 Working on... /lscratch/kocevski/38808948/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits.....................! real 72.25 user 70.26 sys 0.95 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/38808948/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits', '/lscratch/kocevski/38808948/ft2_4FGL_J1550.7+0528_weekly_bin946.fits', expMap='/lscratch/kocevski/38808948/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', expCube='/lscratch/kocevski/38808948/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/38808948/Model_4FGL_J1550.7+0528_weekly_bin946.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1550.7+0528' 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.275e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/38808948/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits Spacecraft file(s): /lscratch/kocevski/38808948/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Exposure map: /lscratch/kocevski/38808948/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits Exposure cube: /lscratch/kocevski/38808948/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/38808948/Model_4FGL_J1550.7+0528_weekly_bin946.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.4003159 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2968134 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 7.3673 1.0000 .0000 .10000E+07 2 'norm ' 2.3076 1.0000 .0000 .10000E+07 3 'norm ' .57732E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .91982E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' .20277E-04 1.0000 .0000 .10000E+07 6 'norm ' 2.6886 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.3184 1.0000 .0000 .10000E+07 8 'norm ' 2.0626 1.0000 .0000 .10000E+07 9 'Prefactor ' 19.794 1.0000 .0000 .10000E+07 10 'norm ' 3.7616 1.0000 .0000 .10000E+07 11 'norm ' 3.3993 1.0000 .0000 .10000E+07 12 'norm ' 123.40 1.0000 .0000 .10000E+07 13 'Prefactor ' .24288E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.953 1.0000 .0000 .10000E+07 15 'Prefactor ' .89095E-07 1.0000 .0000 .10000E+07 16 'Prefactor ' .95798 1.0000 .0000 .10000E+07 17 'Normalizat' 1.1339 1.0000 .10000E-01 10.000 18 'Prefactor ' .97764 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 26710.29 FROM MIGRAD STATUS=CONVERGED 96 CALLS 1023 TOTAL EDM= .12E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 7.3693 1.9990 -.10875E-06 -.67980E-03 2 norm 2.3079 2.2464 .17567E-06 .52908E-03 3 norm .0000 .61959 -.98303E-07** at limit ** 4 Prefactor .0000 .98321 .14647E-06** at limit ** 5 Prefactor .0000 4.2075 .30880E-06** at limit ** 6 norm 2.6884 1.3564 .11287E-06 -.65335E-03 7 Prefactor 1.3194 1.8113 .43654E-06 -.14257E-02 8 norm 2.0577 1.8011 -.22407E-06 .17214E-02 9 Prefactor 21.568 29.068 -.20894E-05 -.28958E-04 10 norm 3.7735 4.2551 -.41861E-06 .77844E-04 11 norm 3.3959 .94967 .74399E-07 .49216E-02 12 norm 123.32 1.0703 .14063E-08 .50956 13 Prefactor .26645E-08 10.628 .91098E-06** at limit ** 14 Prefactor 12.996 1.0812 -.51925E-07 .11490E-01 15 Prefactor .0000 1.3988 -.11909E-06** at limit ** 16 Prefactor .97272 2.7020 -.14760E-05 .28097E-02 17 Normalizat 1.1332 .15766 .21652E-04 .11876E-03 18 Prefactor .97766 .62317E-01 -.94308E-05 .61632E-03 ERR DEF= .500 Final values: norm = 7.3693 norm = 2.30789 norm = 0 Prefactor = 0 Prefactor = 0 norm = 2.68842 Prefactor = 1.31944 norm = 2.05766 Prefactor = 21.5684 norm = 3.77348 norm = 3.39587 norm = 123.321 Prefactor = 2.66454e-09 Prefactor = 12.9962 Prefactor = 0 Prefactor = 0.972724 Normalizat = 1.13317 Prefactor = 0.977657 number of points = 17371 number of fields = 31 RA_SUN column already exists. File will not be modified. ALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 Done. Performing analysis on: 4FGL_J1550.7+0528_weekly_bin946 RA = 237.697, Dec = 5.4725 tmin = 811123201, tmax = 811728001 emin = 100.0, emax = 100000.0 irfs = P8R3_SOURCE_V2 ROI = 12 zmax = 90 Fitting strategies: Fix sources to their catalog values = True Leave variable source normalizations free = True Perform pre-fit where ALL sources are frozen to catalog values = False Perform secondary fit with a free spectral index = True Remove all catalog sources = False Remove weak (TS < 2) catalog sources = False Freeze Galactic component = False Likelihood fit parameters: Statistic: UNBINNED Optimizer: MINUIT Catalog: 4FGL Repository job = True LAT data source: Data catalog Updating database... UPDATE lightcurve_data_v2 SET job_id='38809363', job_status='RUN', time_executed='2026-09-22 13:02:28.102562', time_epoch_executed='1790107348.1' WHERE source_name='4FGL J1550.7+0528' and cadence='weekly' and bin_id='946' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/38809363 Creating custom pfile directory: /lscratch/kocevski/38809363/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/38809363/ft1_4FGL_J1550.7+0528_weekly_bin946.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=811123201.0 && nMetStart<811728001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/38809363/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/38809363/ft1_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809363/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits ra=237.697 dec=5.4725 rad=12.0 tmin=811123201.0 tmax=811728001.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 4.96 user 3.91 sys 0.30 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/38809363/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/38809363/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" filter="IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2))" roicut=no evfile=/lscratch/kocevski/38809363/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" outfile="/lscratch/kocevski/38809363/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" apply_filter=yes overwrite=yes header_obstimes=yes tstart=0.0 tstop=0.0 gtifile="default" chatter=3 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtmktime version HEAD Applying GTI filter: IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2)) real 1.11 user 0.29 sys 0.16 Number of photons that the gtmktime cut: 2522 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/38809363/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits" evtable="EVENTS" scfile=/lscratch/kocevski/38809363/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" ou ********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 utfile=/lscratch/kocevski/38809039/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits dcostheta=0.025 binsz=1.0 phibins=0 tmin=0.0 tmax=0.0 file_version="1" zmin=0.0 zmax=90.0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Working on file /lscratch/kocevski/38809039/ft2_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 22.09 user 20.90 sys 0.23 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/38809039/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38809039/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" expcube=/lscratch/kocevski/38809039/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809039/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits irfs="P8R3_SOURCE_V2" evtype="INDEF" srcrad=30.0 nlong=88 nlat=88 nenergies=10 submap=no nlongmin=0 nlongmax=0 nlatmin=0 nlatmax=0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). The exposure maps generated by this tool are meant to be used for *unbinned* likelihood analysis only. Do not use them for binned analyses. Computing the ExposureMap using /lscratch/kocevski/38809039/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 77.06 user 71.50 sys 4.44 Generating the xml model: radLim = 0.001 maxRad = 12 normsOnly = True freeVariableSources = True Fixing all sources to their catalog values, except variable sources Creating file and adding sources from 4FGL Added 152 point sources and 0 extended sources Setting source of interest to: 4FGL J1550.7+0528 @ 237.697 5.4725 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/38809039/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38809039/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809039/cmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=160 nypix=160 binsz=0.25 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.89 user 0.25 sys 0.11 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/38809039/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38809039/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809039/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=500 nypix=500 binsz=0.1 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.89 user 0.24 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/38809039/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38809039/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/38809039/Model_4FGL_J1550.7+0528_weekly_bin946.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GAL ********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38808869/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38808869/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:09:02.059902', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107742.06', return_code='0', job_id='38808869', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:09:02 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38808868/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 _V02 Working on... /lscratch/kocevski/38809032/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits.....................! real 70.88 user 68.77 sys 1.12 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/38809032/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits', '/lscratch/kocevski/38809032/ft2_4FGL_J1550.7+0528_weekly_bin946.fits', expMap='/lscratch/kocevski/38809032/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', expCube='/lscratch/kocevski/38809032/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/38809032/Model_4FGL_J1550.7+0528_weekly_bin946.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1550.7+0528' 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.275e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/38809032/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits Spacecraft file(s): /lscratch/kocevski/38809032/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Exposure map: /lscratch/kocevski/38809032/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits Exposure cube: /lscratch/kocevski/38809032/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/38809032/Model_4FGL_J1550.7+0528_weekly_bin946.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.4003159 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2968134 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 7.3673 1.0000 .0000 .10000E+07 2 'norm ' 2.3076 1.0000 .0000 .10000E+07 3 'norm ' .57732E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .91982E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' .20277E-04 1.0000 .0000 .10000E+07 6 'norm ' 2.6886 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.3184 1.0000 .0000 .10000E+07 8 'norm ' 2.0626 1.0000 .0000 .10000E+07 9 'Prefactor ' 19.794 1.0000 .0000 .10000E+07 10 'norm ' 3.7616 1.0000 .0000 .10000E+07 11 'norm ' 3.3993 1.0000 .0000 .10000E+07 12 'norm ' 123.40 1.0000 .0000 .10000E+07 13 'Prefactor ' .24288E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.953 1.0000 .0000 .10000E+07 15 'Prefactor ' .89095E-07 1.0000 .0000 .10000E+07 16 'Prefactor ' .95798 1.0000 .0000 .10000E+07 17 'Normalizat' 1.1339 1.0000 .10000E-01 10.000 18 'Prefactor ' .97764 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 26710.29 FROM MIGRAD STATUS=CONVERGED 96 CALLS 1023 TOTAL EDM= .12E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 7.3693 1.9990 -.10875E-06 -.67980E-03 2 norm 2.3079 2.2464 .17567E-06 .52908E-03 3 norm .0000 .61959 -.98303E-07** at limit ** 4 Prefactor .0000 .98321 .14647E-06** at limit ** 5 Prefactor .0000 4.2075 .30880E-06** at limit ** 6 norm 2.6884 1.3564 .11287E-06 -.65335E-03 7 Prefactor 1.3194 1.8113 .43654E-06 -.14257E-02 8 norm 2.0577 1.8011 -.22407E-06 .17214E-02 9 Prefactor 21.568 29.068 -.20894E-05 -.28958E-04 10 norm 3.7735 4.2551 -.41861E-06 .77844E-04 11 norm 3.3959 .94967 .74399E-07 .49216E-02 12 norm 123.32 1.0703 .14063E-08 .50956 13 Prefactor .26645E-08 10.628 .91098E-06** at limit ** 14 Prefactor 12.996 1.0812 -.51925E-07 .11490E-01 15 Prefactor .0000 1.3988 -.11909E-06** at limit ** 16 Prefactor .97272 2.7020 -.14760E-05 .28097E-02 17 Normalizat 1.1332 .15766 .21652E-04 .11876E-03 18 Prefactor .97766 .62317E-01 -.94308E-05 .61632E-03 ERR DEF= .500 Final values: norm = 7.3693 norm = 2.30789 norm = 0 Prefactor = 0 Prefactor = 0 norm = 2.68842 Prefactor = 1.31944 norm = 2.05766 Prefactor = 21.5684 norm = 3.77348 norm = 3.39587 norm = 123.321 Prefactor = 2.66454e-09 Prefactor = 12.9962 Prefactor = 0 Prefactor = 0.972724 Normalizat = 1.13317 Prefactor = 0.977657 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38808868/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:09:17.819712', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107757.82', return_code='0', job_id='38808868', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:09:18 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38808865/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38808948/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38808865/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:09:44.960061', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107784.96', return_code='0', job_id='38808865', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:09:45 PDT 2026 ********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38808948/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:09:50.062474', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107790.06', return_code='0', job_id='38808948', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:09:50 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38809032/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38809032/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:10:59.223640', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107859.22', return_code='0', job_id='38809032', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:10:59 PDT 2026 _V02 Working on... /lscratch/kocevski/38809039/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits.....................! real 82.42 user 80.14 sys 0.88 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/38809039/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits', '/lscratch/kocevski/38809039/ft2_4FGL_J1550.7+0528_weekly_bin946.fits', expMap='/lscratch/kocevski/38809039/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', expCube='/lscratch/kocevski/38809039/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/38809039/Model_4FGL_J1550.7+0528_weekly_bin946.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1550.7+0528' 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.275e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/38809039/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits Spacecraft file(s): /lscratch/kocevski/38809039/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Exposure map: /lscratch/kocevski/38809039/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits Exposure cube: /lscratch/kocevski/38809039/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/38809039/Model_4FGL_J1550.7+0528_weekly_bin946.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.4003159 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2968134 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 7.3673 1.0000 .0000 .10000E+07 2 'norm ' 2.3076 1.0000 .0000 .10000E+07 3 'norm ' .57732E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .91982E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' .20277E-04 1.0000 .0000 .10000E+07 6 'norm ' 2.6886 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.3184 1.0000 .0000 .10000E+07 8 'norm ' 2.0626 1.0000 .0000 .10000E+07 9 'Prefactor ' 19.794 1.0000 .0000 .10000E+07 10 'norm ' 3.7616 1.0000 .0000 .10000E+07 11 'norm ' 3.3993 1.0000 .0000 .10000E+07 12 'norm ' 123.40 1.0000 .0000 .10000E+07 13 'Prefactor ' .24288E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.953 1.0000 .0000 .10000E+07 15 'Prefactor ' .89095E-07 1.0000 .0000 .10000E+07 16 'Prefactor ' .95798 1.0000 .0000 .10000E+07 17 'Normalizat' 1.1339 1.0000 .10000E-01 10.000 18 'Prefactor ' .97764 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 26710.29 FROM MIGRAD STATUS=CONVERGED 96 CALLS 1023 TOTAL EDM= .12E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 7.3693 1.9990 -.10875E-06 -.67980E-03 2 norm 2.3079 2.2464 .17567E-06 .52908E-03 3 norm .0000 .61959 -.98303E-07** at limit ** 4 Prefactor .0000 .98321 .14647E-06** at limit ** 5 Prefactor .0000 4.2075 .30880E-06** at limit ** 6 norm 2.6884 1.3564 .11287E-06 -.65335E-03 7 Prefactor 1.3194 1.8113 .43654E-06 -.14257E-02 8 norm 2.0577 1.8011 -.22407E-06 .17214E-02 9 Prefactor 21.568 29.068 -.20894E-05 -.28958E-04 10 norm 3.7735 4.2551 -.41861E-06 .77844E-04 11 norm 3.3959 .94967 .74399E-07 .49216E-02 12 norm 123.32 1.0703 .14063E-08 .50956 13 Prefactor .26645E-08 10.628 .91098E-06** at limit ** 14 Prefactor 12.996 1.0812 -.51925E-07 .11490E-01 15 Prefactor .0000 1.3988 -.11909E-06** at limit ** 16 Prefactor .97272 2.7020 -.14760E-05 .28097E-02 17 Normalizat 1.1332 .15766 .21652E-04 .11876E-03 18 Prefactor .97766 .62317E-01 -.94308E-05 .61632E-03 ERR DEF= .500 Final values: norm = 7.3693 norm = 2.30789 norm = 0 Prefactor = 0 Prefactor = 0 norm = 2.68842 Prefactor = 1.31944 norm = 2.05766 Prefactor = 21.5684 norm = 3.77348 norm = 3.39587 norm = 123.321 Prefactor = 2.66454e-09 Prefactor = 12.9962 Prefactor = 0 Prefactor = 0.972724 Normalizat = 1.13317 Prefactor = 0.977657 tfile=/lscratch/kocevski/38809363/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits dcostheta=0.025 binsz=1.0 phibins=0 tmin=0.0 tmax=0.0 file_version="1" zmin=0.0 zmax=90.0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Working on file /lscratch/kocevski/38809363/ft2_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 20.43 user 19.41 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/38809363/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38809363/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" expcube=/lscratch/kocevski/38809363/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809363/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits irfs="P8R3_SOURCE_V2" evtype="INDEF" srcrad=30.0 nlong=88 nlat=88 nenergies=10 submap=no nlongmin=0 nlongmax=0 nlatmin=0 nlatmax=0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). The exposure maps generated by this tool are meant to be used for *unbinned* likelihood analysis only. Do not use them for binned analyses. Computing the ExposureMap using /lscratch/kocevski/38809363/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits .....................! real 78.13 user 72.48 sys 4.44 Generating the xml model: radLim = 0.001 maxRad = 12 normsOnly = True freeVariableSources = True Fixing all sources to their catalog values, except variable sources Creating file and adding sources from 4FGL Added 152 point sources and 0 extended sources Setting source of interest to: 4FGL J1550.7+0528 @ 237.697 5.4725 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/38809363/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38809363/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809363/cmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=160 nypix=160 binsz=0.25 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 1.04 user 0.33 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/38809363/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits scfile=/lscratch/kocevski/38809363/ft2_4FGL_J1550.7+0528_weekly_bin946.fits outfile=/lscratch/kocevski/38809363/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=500 nypix=500 binsz=0.1 coordsys="CEL" xref=237.697 yref=5.4725 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.96 user 0.34 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/38809363/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits evtable="EVENTS" scfile=/lscratch/kocevski/38809363/ft2_4FGL_J1550.7+0528_weekly_bin946.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/38809363/Model_4FGL_J1550.7+0528_weekly_bin946.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GAL_ ********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38809039/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38809039/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:13:04.349395', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790107984.35', return_code='0', job_id='38809039', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:13:04 PDT 2026 V02 Working on... /lscratch/kocevski/38809363/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits.....................! real 84.32 user 81.40 sys 1.27 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/38809363/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits', '/lscratch/kocevski/38809363/ft2_4FGL_J1550.7+0528_weekly_bin946.fits', expMap='/lscratch/kocevski/38809363/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', expCube='/lscratch/kocevski/38809363/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/38809363/Model_4FGL_J1550.7+0528_weekly_bin946.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1550.7+0528' 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.275e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/38809363/ft1_filtered_4FGL_J1550.7+0528_weekly_bin946.fits Spacecraft file(s): /lscratch/kocevski/38809363/ft2_4FGL_J1550.7+0528_weekly_bin946.fits Exposure map: /lscratch/kocevski/38809363/expmap_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits Exposure cube: /lscratch/kocevski/38809363/ltcube_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/38809363/Model_4FGL_J1550.7+0528_weekly_bin946.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.4003159 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2968134 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 7.3673 1.0000 .0000 .10000E+07 2 'norm ' 2.3076 1.0000 .0000 .10000E+07 3 'norm ' .57732E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .91982E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' .20277E-04 1.0000 .0000 .10000E+07 6 'norm ' 2.6886 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.3184 1.0000 .0000 .10000E+07 8 'norm ' 2.0626 1.0000 .0000 .10000E+07 9 'Prefactor ' 19.794 1.0000 .0000 .10000E+07 10 'norm ' 3.7616 1.0000 .0000 .10000E+07 11 'norm ' 3.3993 1.0000 .0000 .10000E+07 12 'norm ' 123.40 1.0000 .0000 .10000E+07 13 'Prefactor ' .24288E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.953 1.0000 .0000 .10000E+07 15 'Prefactor ' .89095E-07 1.0000 .0000 .10000E+07 16 'Prefactor ' .95798 1.0000 .0000 .10000E+07 17 'Normalizat' 1.1339 1.0000 .10000E-01 10.000 18 'Prefactor ' .97764 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 26710.29 FROM MIGRAD STATUS=CONVERGED 96 CALLS 1023 TOTAL EDM= .12E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 7.3693 1.9990 -.10875E-06 -.67980E-03 2 norm 2.3079 2.2464 .17567E-06 .52908E-03 3 norm .0000 .61959 -.98303E-07** at limit ** 4 Prefactor .0000 .98321 .14647E-06** at limit ** 5 Prefactor .0000 4.2075 .30880E-06** at limit ** 6 norm 2.6884 1.3564 .11287E-06 -.65335E-03 7 Prefactor 1.3194 1.8113 .43654E-06 -.14257E-02 8 norm 2.0577 1.8011 -.22407E-06 .17214E-02 9 Prefactor 21.568 29.068 -.20894E-05 -.28958E-04 10 norm 3.7735 4.2551 -.41861E-06 .77844E-04 11 norm 3.3959 .94967 .74399E-07 .49216E-02 12 norm 123.32 1.0703 .14063E-08 .50956 13 Prefactor .26645E-08 10.628 .91098E-06** at limit ** 14 Prefactor 12.996 1.0812 -.51925E-07 .11490E-01 15 Prefactor .0000 1.3988 -.11909E-06** at limit ** 16 Prefactor .97272 2.7020 -.14760E-05 .28097E-02 17 Normalizat 1.1332 .15766 .21652E-04 .11876E-03 18 Prefactor .97766 .62317E-01 -.94308E-05 .61632E-03 ERR DEF= .500 Final values: norm = 7.3693 norm = 2.30789 norm = 0 Prefactor = 0 Prefactor = 0 norm = 2.68842 Prefactor = 1.31944 norm = 2.05766 Prefactor = 21.5684 norm = 3.77348 norm = 3.39587 norm = 123.321 Prefactor = 2.66454e-09 Prefactor = 12.9962 Prefactor = 0 Prefactor = 0.972724 Normalizat = 1.13317 Prefactor = 0.977657 ********** ** 18 **HESSE ********** FCN= 26710.29 FROM HESSE STATUS=OK 284 CALLS 1307 TOTAL EDM= .41E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 7.3693 1.9992 .36928E-03 -1.5654 2 norm 2.3079 2.2353 .67518E-03 -1.5678 3 norm .0000 .61849 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 .98264 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 4.2121 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 2.6884 1.3626 .62112E-03 -1.5675 7 Prefactor 1.3194 1.8445 .95837E-03 -1.5685 8 norm 2.0577 1.8230 .71920E-03 -1.5679 9 Prefactor 21.568 28.973 .22484E-03 -1.5615 10 norm 3.7735 4.2582 .52031E-03 -1.5669 11 norm 3.3959 .95045 .54849E-03 -1.5671 12 norm 123.32 13.913 .90027E-04 -1.5486 13 Prefactor .26645E-08 10.638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.996 14.964 .27806E-03 -1.5636 15 Prefactor .0000 1.3986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .97272 2.7181 .42271E-03 -1.5688 17 Normalizat 1.1332 .13845 .91074E-01 -.88694 18 Prefactor .97766 .53580E-01 .45987E-01 -.93478 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.14599e-07 Minuit parameter uncertainties: 1 1.99919 2 2.23534 3 1.85989e-06 4 3.54396e-06 5 1.80054e-06 6 1.36259 7 1.84452 8 1.82303 9 28.9727 10 4.25823 11 0.950455 12 13.9133 13 0.000338129 14 14.964 15 7.34423e-06 16 2.71812 17 0.138497 18 0.0535825 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 26710.2947567 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 2.058e+00 1.823e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.272e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.777e-01 5.358e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.133e+00 1.385e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Index (Fixed Index): 2.27 +/- 0.00 Photon Flux (Fixed Index): 1.81e-08 +/- 1.60e-08 Energy Flux (Fixed Index): 7.58e-06 +/- 6.72e-06 TS (Fixed Index): 2.06 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 5.35365348782e-08 ph cm-2 s-1 Energy Flux Upper Limit: 2.24476163874e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/38809363/likelihoodResults_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2587508 delta logL = 0.0360058964361 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.255298 delta logL = 0.0394587343835 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.9216 1.0000 .0000 .10000E+07 2 'alpha ' 2.4837 1.0000 .0000 5.0000 3 'Normalizat' 1.1277 1.0000 .10000E-01 10.000 4 'Prefactor ' .97867 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5040E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 26710.26 FROM MIGRAD STATUS=CONVERGED 54 CALLS 207 TOTAL EDM= .12E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.9227 33.405 .74927E-03 .21711E-01 2 alpha 2.4850 3.6634 .41153 .14768E-03 3 Normalizat 1.1277 .48434E-01 .91268E-01 .79050E-04 4 Prefactor .97867 .16754E-01 .46000E-01 -.32764E-05 ERR DEF= .500 Final values: norm = 1.92269 alpha = 2.48505 Normalizat = 1.12771 Prefactor = 0.978674 ********** ** 18 **HESSE ********** FCN= 26710.26 FROM HESSE STATUS=OK 33 CALLS 240 TOTAL EDM= .57E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.9227 1.9079 .18327E-04 -1.5680 2 alpha 2.4850 .78782 .30414E-01 -.59810E-02 3 Normalizat 1.1277 .15616 .40425E-03 -.88867 4 Prefactor .97867 .62288E-01 .17211E-03 -.93444 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.73165e-11 Minuit parameter uncertainties: 1 1.90791 2 0.801483 3 0.15622 4 0.062293 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 26710.2552953 delta logL = 0.0394614826509 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 1.923e+00 1.908e+00 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 2.485e+00 8.015e-01 0.000e+00 5.000e+00 ( 1.000e+00) 238 beta: 1.873e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 239 Eb: 9.907e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 501 Prefactor: 9.787e-01 6.229e-02 0.000e+00 1.000e+01 ( 1.000e+00) 502 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 503 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 500 Normalization: 1.128e+00 1.562e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.14 Ra Dec: 237.697 5.473 Photon Index (Free Index): 2.49 +/- 0.80 Photon Flux (Free Index): 2.27e-08 +/- 2.36e-08 Energy Flux (Free Index): 7.72e-06 +/- 6.48e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/38809363/cmap_HighResolution_811123201_811728001_4FGL_J1550.7+0528_weekly_bin946.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.24e-05', comment='SUCCESS', photon_flux='1.81e-08', energy_flux2='7.72e-06', photon_flux_error='1.60e-08', dlogl='3.95e-02', energy_flux='7.58e-06', photon_flux2='2.27e-08', job_status='DONE', time_completed='2026-09-22 13:16:04.952094', photon_index_error2='0.80', photon_index2='2.49', ts='2.06', fit_tolerance='1e-08', GAL='0.98', photon_index_error='0.00', photon_flux_upper_limit='5.35e-08', energy_flux_error2='6.48e-06', EG='1.13', time_epoch_completed='1790108164.95', return_code='0', job_id='38809363', GAL2='0.98', EG2='1.13', return_code2='0', energy_flux_error='6.72e-06', photon_flux_error2='2.36e-08', ts2='2.14', photon_index='2.27' WHERE bin_id='946' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Sep 22 13:16:05 PDT 2026