number of points = 17382 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1550.7+0528_weekly_bin931 RA = 237.697, Dec = 5.4725 tmin = 802051201, tmax = 802656001 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='28171181', job_status='RUN', time_executed='2026-06-09 14:27:29.445970', time_epoch_executed='1781040449.45' WHERE source_name='4FGL J1550.7+0528' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28171181 Creating custom pfile directory: /lscratch/kocevski/28171181/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/28171181/ft1_4FGL_J1550.7+0528_weekly_bin931.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/28171181/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28171181/ft1_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171181/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin931.fits ra=237.697 dec=5.4725 rad=12.0 tmin=802051201.0 tmax=802656001.0 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 5.28 user 4.65 sys 0.22 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28171181/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28171181/ft2_4FGL_J1550.7+0528_weekly_bin931.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/28171181/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28171181/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.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 0.87 user 0.25 sys 0.15 Number of photons that the gtmktime cut: 1757 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28171181/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28171181/ft2_4FGL_J1550.7+0528_weekly_bin931.fits sctable="SC_DATA" onumber of points = 17382 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1550.7+0528_weekly_bin931 RA = 237.697, Dec = 5.4725 tmin = 802051201, tmax = 802656001 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='28171248', job_status='RUN', time_executed='2026-06-09 14:27:28.068364', time_epoch_executed='1781040448.07' WHERE source_name='4FGL J1550.7+0528' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28171248 Creating custom pfile directory: /lscratch/kocevski/28171248/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/28171248/ft1_4FGL_J1550.7+0528_weekly_bin931.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/28171248/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28171248/ft1_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171248/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin931.fits ra=237.697 dec=5.4725 rad=12.0 tmin=802051201.0 tmax=802656001.0 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 4.93 user 3.98 sys 0.22 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28171248/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28171248/ft2_4FGL_J1550.7+0528_weekly_bin931.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/28171248/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28171248/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.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 1.07 user 0.19 sys 0.14 Number of photons that the gtmktime cut: 1757 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28171248/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28171248/ft2_4FGL_J1550.7+0528_weekly_bin931.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 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). /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) WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). _V02 Working on... /lscratch/kocevski/28171019/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits.....................! real 46.76 user 44.92 sys 0.96 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28171019/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits', '/lscratch/kocevski/28171019/ft2_4FGL_J1550.7+0528_weekly_bin931.fits', expMap='/lscratch/kocevski/28171019/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', expCube='/lscratch/kocevski/28171019/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28171019/Model_4FGL_J1550.7+0528_weekly_bin931.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/28171019/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28171019/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Exposure map: /lscratch/kocevski/28171019/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28171019/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28171019/Model_4FGL_J1550.7+0528_weekly_bin931.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 102 logL (Fixed Index) = 18871.9282046 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18871.4215283 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.5653 1.0000 .0000 .10000E+07 2 'norm ' .86764E-07 1.0000 .0000 .10000E+07 3 'norm ' 10.793 1.0000 .0000 .10000E+07 4 'Prefactor ' 3.4358 1.0000 .0000 .10000E+07 5 'Prefactor ' 14.234 1.0000 .0000 .10000E+07 6 'norm ' .96184 1.0000 .0000 .10000E+07 7 'Prefactor ' .97667 1.0000 .0000 .10000E+07 8 'norm ' .23159E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' 16.506 1.0000 .0000 .10000E+07 10 'norm ' 2.4299 1.0000 .0000 .10000E+07 11 'norm ' 4.1943 1.0000 .0000 .10000E+07 12 'norm ' 34.507 1.0000 .0000 .10000E+07 13 'Prefactor ' .33806E-07 1.0000 .0000 .10000E+07 14 'Prefactor ' 52.517 1.0000 .0000 .10000E+07 15 'Prefactor ' .29321E-06 1.0000 .0000 .10000E+07 16 'Prefactor ' .21665E-05 1.0000 .0000 .10000E+07 17 'Normalizat' 1.4448 1.0000 .10000E-01 10.000 18 'Prefactor ' .86751 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 129 CALLS 1072 TOTAL EDM= .47E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.7% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.5661 1.8064 .16771E-07 .37711E-03 2 norm .0000 3.1932 -.12809E-06** at limit ** 3 norm 10.794 3.5824 -.10783E-06 .31075E-02 4 Prefactor 3.4351 2.5215 -.41540E-07 .14502E-02 5 Prefactor 14.367 16.256 -.11320E-07 .13689E-03 6 norm .96141 1.1180 .61283E-07 -.16272E-02 7 Prefactor .96940 1.8657 -.28205E-06 .21307E-02 8 norm .0000 .85391 -.88252E-07** at limit ** 9 Prefactor 14.898 36.822 .21287E-06 -.33853E-04 10 norm 2.4314 4.8068 .54732E-06 -.15849E-02 11 norm 4.1986 1.2367 -.53182E-07 .34673E-02 12 norm 34.463 10.839 -.12081E-06 .11355E-02 13 Prefactor .0000 17.058 .28257E-07** at limit ** 14 Prefactor 52.772 25.025 -.23361E-06 .60059E-03 15 Prefactor .0000 1.4271 -.21566E-06** at limit ** 16 Prefactor .0000 1.6235 -.48697E-07** at limit ** 17 Normalizat 1.4455 .18507 -.47355E-05 .49880E-04 18 Prefactor .86744 .71646E-01 .25257E-05 -.85208E-05 ERR DEF= .500 Final values: norm = 1.56611 norm = 0 norm = 10.7935 Prefactor = 3.43507 Prefactor = 14.3667 norm = 0.961414 Prefactor = 0.969399 norm = 0 Prefactor = 14.8975 norm = 2.43142 norm = 4.19862 norm = 34.4628 Prefactor = 0 Prefactor = 52.7721 Prefactor = 0 Prefactor = 0 Normalizat = 1.44555 Prefactor = 0.867441 number of points = 17382 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1550.7+0528_weekly_bin931 RA = 237.697, Dec = 5.4725 tmin = 802051201, tmax = 802656001 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='28171324', job_status='RUN', time_executed='2026-06-09 14:28:31.302665', time_epoch_executed='1781040511.3' WHERE source_name='4FGL J1550.7+0528' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28171324 Creating custom pfile directory: /lscratch/kocevski/28171324/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/28171324/ft1_4FGL_J1550.7+0528_weekly_bin931.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/28171324/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28171324/ft1_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171324/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin931.fits ra=237.697 dec=5.4725 rad=12.0 tmin=802051201.0 tmax=802656001.0 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 4.79 user 4.04 sys 0.24 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28171324/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28171324/ft2_4FGL_J1550.7+0528_weekly_bin931.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/28171324/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28171324/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.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 0.67 user 0.18 sys 0.15 Number of photons that the gtmktime cut: 1757 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28171324/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28171324/ft2_4FGL_J1550.7+0528_weekly_bin931.fits sctable="SC_DATA" ou ********** ** 18 **HESSE ********** FCN= 18871.42 FROM HESSE STATUS=OK 286 CALLS 1358 TOTAL EDM= .52E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.5661 1.8249 .84979E-03 -1.5683 2 norm .0000 3.1749 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm 10.794 3.5990 .30472E-03 -1.5642 4 Prefactor 3.4351 2.5241 .54543E-03 -1.5671 5 Prefactor 14.367 16.262 .26522E-03 -1.5632 6 norm .96141 1.1220 .42410E-03 -1.5688 7 Prefactor .96940 1.8764 .42938E-03 -1.5688 8 norm .0000 .85369 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 14.898 36.839 .24625E-03 -1.5631 10 norm 2.4314 4.8284 .65622E-03 -1.5677 11 norm 4.1986 1.2379 .49184E-03 -1.5667 12 norm 34.463 10.831 .17025E-03 -1.5591 13 Prefactor .0000 17.037 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 52.772 25.023 .13800E-03 -1.5563 15 Prefactor .0000 1.4267 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .0000 1.6209 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Normalizat 1.4455 .15892 .80645E-01 -.79320 18 Prefactor .86744 .61424E-01 .44590E-01 -.97288 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.1716e-07 Minuit parameter uncertainties: 1 1.82489 2 4.69092e-06 3 3.59904 4 2.52412 5 16.2619 6 1.12202 7 1.87638 8 2.24052e-06 9 36.8391 10 4.82838 11 1.23786 12 10.8305 13 1.31737e-05 14 25.0227 15 7.77397e-06 16 1.91559e-06 17 0.158979 18 0.0614289 _V02 Working on... /lscratch/kocevski/28171111/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits.....................! real 46.55 user 44.92 sys 0.90 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28171111/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits', '/lscratch/kocevski/28171111/ft2_4FGL_J1550.7+0528_weekly_bin931.fits', expMap='/lscratch/kocevski/28171111/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', expCube='/lscratch/kocevski/28171111/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28171111/Model_4FGL_J1550.7+0528_weekly_bin931.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/28171111/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28171111/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Exposure map: /lscratch/kocevski/28171111/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28171111/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28171111/Model_4FGL_J1550.7+0528_weekly_bin931.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 102 logL (Fixed Index) = 18871.9282046 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18871.4215283 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.5653 1.0000 .0000 .10000E+07 2 'norm ' .86764E-07 1.0000 .0000 .10000E+07 3 'norm ' 10.793 1.0000 .0000 .10000E+07 4 'Prefactor ' 3.4358 1.0000 .0000 .10000E+07 5 'Prefactor ' 14.234 1.0000 .0000 .10000E+07 6 'norm ' .96184 1.0000 .0000 .10000E+07 7 'Prefactor ' .97667 1.0000 .0000 .10000E+07 8 'norm ' .23159E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' 16.506 1.0000 .0000 .10000E+07 10 'norm ' 2.4299 1.0000 .0000 .10000E+07 11 'norm ' 4.1943 1.0000 .0000 .10000E+07 12 'norm ' 34.507 1.0000 .0000 .10000E+07 13 'Prefactor ' .33806E-07 1.0000 .0000 .10000E+07 14 'Prefactor ' 52.517 1.0000 .0000 .10000E+07 15 'Prefactor ' .29321E-06 1.0000 .0000 .10000E+07 16 'Prefactor ' .21665E-05 1.0000 .0000 .10000E+07 17 'Normalizat' 1.4448 1.0000 .10000E-01 10.000 18 'Prefactor ' .86751 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 129 CALLS 1072 TOTAL EDM= .47E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.7% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.5661 1.8064 .16771E-07 .37711E-03 2 norm .0000 3.1932 -.12809E-06** at limit ** 3 norm 10.794 3.5824 -.10783E-06 .31075E-02 4 Prefactor 3.4351 2.5215 -.41540E-07 .14502E-02 5 Prefactor 14.367 16.256 -.11320E-07 .13689E-03 6 norm .96141 1.1180 .61283E-07 -.16272E-02 7 Prefactor .96940 1.8657 -.28205E-06 .21307E-02 8 norm .0000 .85391 -.88252E-07** at limit ** 9 Prefactor 14.898 36.822 .21287E-06 -.33853E-04 10 norm 2.4314 4.8068 .54732E-06 -.15849E-02 11 norm 4.1986 1.2367 -.53182E-07 .34673E-02 12 norm 34.463 10.839 -.12081E-06 .11355E-02 13 Prefactor .0000 17.058 .28257E-07** at limit ** 14 Prefactor 52.772 25.025 -.23361E-06 .60059E-03 15 Prefactor .0000 1.4271 -.21566E-06** at limit ** 16 Prefactor .0000 1.6235 -.48697E-07** at limit ** 17 Normalizat 1.4455 .18507 -.47355E-05 .49880E-04 18 Prefactor .86744 .71646E-01 .25257E-05 -.85208E-05 ERR DEF= .500 Final values: norm = 1.56611 norm = 0 norm = 10.7935 Prefactor = 3.43507 Prefactor = 14.3667 norm = 0.961414 Prefactor = 0.969399 norm = 0 Prefactor = 14.8975 norm = 2.43142 norm = 4.19862 norm = 34.4628 Prefactor = 0 Prefactor = 52.7721 Prefactor = 0 Prefactor = 0 Normalizat = 1.44555 Prefactor = 0.867441 ********** ** 18 **HESSE ********** FCN= 18871.42 FROM HESSE STATUS=OK 286 CALLS 1358 TOTAL EDM= .52E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.5661 1.8249 .84979E-03 -1.5683 2 norm .0000 3.1749 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm 10.794 3.5990 .30472E-03 -1.5642 4 Prefactor 3.4351 2.5241 .54543E-03 -1.5671 5 Prefactor 14.367 16.262 .26522E-03 -1.5632 6 norm .96141 1.1220 .42410E-03 -1.5688 7 Prefactor .96940 1.8764 .42938E-03 -1.5688 8 norm .0000 .85369 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 14.898 36.839 .24625E-03 -1.5631 10 norm 2.4314 4.8284 .65622E-03 -1.5677 11 norm 4.1986 1.2379 .49184E-03 -1.5667 12 norm 34.463 10.831 .17025E-03 -1.5591 13 Prefactor .0000 17.037 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 52.772 25.023 .13800E-03 -1.5563 15 Prefactor .0000 1.4267 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .0000 1.6209 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Normalizat 1.4455 .15892 .80645E-01 -.79320 18 Prefactor .86744 .61424E-01 .44590E-01 -.97288 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.1716e-07 Minuit parameter uncertainties: 1 1.82489 2 4.69092e-06 3 3.59904 4 2.52412 5 16.2619 6 1.12202 7 1.87638 8 2.24052e-06 9 36.8391 10 4.82838 11 1.23786 12 10.8305 13 1.31737e-05 14 25.0227 15 7.77397e-06 16 1.91559e-06 17 0.158979 18 0.0614289 utfile=/lscratch/kocevski/28171248/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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/28171248/ft2_4FGL_J1550.7+0528_weekly_bin931.fits .....................! real 15.84 user 15.05 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28171248/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171248/ft2_4FGL_J1550.7+0528_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28171248/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171248/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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/28171248/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits .....................! real 60.29 user 55.63 sys 3.55 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/28171248/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits scfile=/lscratch/kocevski/28171248/ft2_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171248/cmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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 0.80 user 0.21 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28171248/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits scfile=/lscratch/kocevski/28171248/ft2_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171248/cmap_HighResolution_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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 1.18 user 0.21 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28171248/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171248/ft2_4FGL_J1550.7+0528_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28171248/Model_4FGL_J1550.7+0528_weekly_bin931.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) = 18871.4204825 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 2.241e-06 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: 8.674e-01 6.143e-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: 1.446e+00 1.590e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 3.50647709951e-08 ph cm-2 s-1 Energy Flux Upper Limit: None Saving results to: /lscratch/kocevski/28171019/likelihoodResults_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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): 102 logL (Free Index) = 18871.4221119 delta logL = -0.00162939771326 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 18871.4204929 delta logL = -1.03946767922e-05 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .11487E-04 1.0000 .0000 .10000E+07 2 'alpha ' 3.1193 1.0000 .0000 5.0000 3 'Normalizat' 1.4450 1.0000 .10000E-01 10.000 4 'Prefactor ' .86757 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 26 CALLS 209 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .0000 .78616 .15782E-06** at limit ** 2 alpha 1.9909 1.0490 .76343E-04 .0000 3 Normalizat 1.4455 .17635 -.27562E-04 -.18923E-03 4 Prefactor .86744 .71082E-01 .98598E-05 -.98861E-03 ERR DEF= .500 Final values: norm = 0 alpha = 1.99086 Normalizat = 1.44555 Prefactor = 0.86744 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 18871.42 FROM HESSE STATUS=FAILED 11 CALLS 220 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .78465 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 alpha .86079 1.1762 .76343E-04 -.20509 3 Normalizat 1.4455 1.0561 -.27562E-04 -.79320 4 Prefactor .86744 1.2139 .98598E-05 -.97288 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.77736e-10 Minuit parameter uncertainties: 1 5.32704e-06 2 1.04937 3 1.07276 4 1.25504 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 18871.4204825 delta logL = -1.52795109898e-10 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 5.327e-06 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 1.991e+00 1.049e+00 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: 8.674e-01 1.255e+00 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: 1.446e+00 1.073e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 237.697 5.473 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/28171019/cmap_HighResolution_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET job_status='DONE', comment='SUCCESS', photon_flux_upper_limit='3.51e-08', time_completed='2026-06-09 14:32:33.528606', job_id='28171019', GAL2='0.87', fit_tolerance='1e-08', EG2='1.45', EG='1.45', time_epoch_completed='1781040753.53', return_code2='101', ts='0.00', return_code='0', GAL='0.87', dlogl='-1.53e-10', ts2='0.00', photon_index_error='0.00', photon_index='2.27' WHERE bin_id='931' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 14:32:33 PDT 2026 utfile=/lscratch/kocevski/28171181/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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/28171181/ft2_4FGL_J1550.7+0528_weekly_bin931.fits .....................! real 18.92 user 18.10 sys 0.26 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28171181/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171181/ft2_4FGL_J1550.7+0528_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28171181/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171181/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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/28171181/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits .....................! real 69.21 user 64.08 sys 3.77 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/28171181/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits scfile=/lscratch/kocevski/28171181/ft2_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171181/cmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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 0.27 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28171181/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits scfile=/lscratch/kocevski/28171181/ft2_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171181/cmap_HighResolution_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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 0.26 sys 0.12 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28171181/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171181/ft2_4FGL_J1550.7+0528_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28171181/Model_4FGL_J1550.7+0528_weekly_bin931.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) = 18871.4204825 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 2.241e-06 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: 8.674e-01 6.143e-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: 1.446e+00 1.590e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 3.50647709951e-08 ph cm-2 s-1 Energy Flux Upper Limit: None Saving results to: /lscratch/kocevski/28171111/likelihoodResults_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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): 102 logL (Free Index) = 18871.4221119 delta logL = -0.00162939771326 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 18871.4204929 delta logL = -1.03946767922e-05 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .11487E-04 1.0000 .0000 .10000E+07 2 'alpha ' 3.1193 1.0000 .0000 5.0000 3 'Normalizat' 1.4450 1.0000 .10000E-01 10.000 4 'Prefactor ' .86757 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 26 CALLS 209 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .0000 .78616 .15782E-06** at limit ** 2 alpha 1.9909 1.0490 .76343E-04 .0000 3 Normalizat 1.4455 .17635 -.27562E-04 -.18923E-03 4 Prefactor .86744 .71082E-01 .98598E-05 -.98861E-03 ERR DEF= .500 Final values: norm = 0 alpha = 1.99086 Normalizat = 1.44555 Prefactor = 0.86744 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 18871.42 FROM HESSE STATUS=FAILED 11 CALLS 220 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .78465 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 alpha .86079 1.1762 .76343E-04 -.20509 3 Normalizat 1.4455 1.0561 -.27562E-04 -.79320 4 Prefactor .86744 1.2139 .98598E-05 -.97288 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.77736e-10 Minuit parameter uncertainties: 1 5.32704e-06 2 1.04937 3 1.07276 4 1.25504 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 18871.4204825 delta logL = -1.52795109898e-10 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 5.327e-06 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 1.991e+00 1.049e+00 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: 8.674e-01 1.255e+00 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: 1.446e+00 1.073e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 237.697 5.473 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/28171111/cmap_HighResolution_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET job_status='DONE', comment='SUCCESS', photon_flux_upper_limit='3.51e-08', time_completed='2026-06-09 14:32:54.187600', job_id='28171111', GAL2='0.87', fit_tolerance='1e-08', EG2='1.45', EG='1.45', time_epoch_completed='1781040774.19', return_code2='101', ts='0.00', return_code='0', GAL='0.87', dlogl='-1.53e-10', ts2='0.00', photon_index_error='0.00', photon_index='2.27' WHERE bin_id='931' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 14:32:54 PDT 2026 number of points = 17382 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1550.7+0528_weekly_bin931 RA = 237.697, Dec = 5.4725 tmin = 802051201, tmax = 802656001 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='28171415', job_status='RUN', time_executed='2026-06-09 14:30:37.694489', time_epoch_executed='1781040637.69' WHERE source_name='4FGL J1550.7+0528' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28171415 Creating custom pfile directory: /lscratch/kocevski/28171415/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/28171415/ft1_4FGL_J1550.7+0528_weekly_bin931.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/28171415/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28171415/ft1_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171415/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin931.fits ra=237.697 dec=5.4725 rad=12.0 tmin=802051201.0 tmax=802656001.0 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 4.84 user 4.14 sys 0.25 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28171415/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28171415/ft2_4FGL_J1550.7+0528_weekly_bin931.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/28171415/ft1_filteredMKT_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28171415/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.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 0.60 user 0.20 sys 0.12 Number of photons that the gtmktime cut: 1757 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28171415/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28171415/ft2_4FGL_J1550.7+0528_weekly_bin931.fits sctable="SC_DATA" otfile=/lscratch/kocevski/28171324/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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/28171324/ft2_4FGL_J1550.7+0528_weekly_bin931.fits .....................! real 16.60 user 15.81 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28171324/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171324/ft2_4FGL_J1550.7+0528_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28171324/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171324/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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/28171324/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits .....................! real 59.85 user 55.72 sys 3.36 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/28171324/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits scfile=/lscratch/kocevski/28171324/ft2_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171324/cmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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 0.75 user 0.21 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28171324/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits scfile=/lscratch/kocevski/28171324/ft2_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171324/cmap_HighResolution_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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 0.71 user 0.22 sys 0.12 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28171324/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171324/ft2_4FGL_J1550.7+0528_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28171324/Model_4FGL_J1550.7+0528_weekly_bin931.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__V02 Working on... /lscratch/kocevski/28171248/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits.....................! real 46.46 user 44.61 sys 0.89 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28171248/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits', '/lscratch/kocevski/28171248/ft2_4FGL_J1550.7+0528_weekly_bin931.fits', expMap='/lscratch/kocevski/28171248/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', expCube='/lscratch/kocevski/28171248/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28171248/Model_4FGL_J1550.7+0528_weekly_bin931.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/28171248/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28171248/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Exposure map: /lscratch/kocevski/28171248/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28171248/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28171248/Model_4FGL_J1550.7+0528_weekly_bin931.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 102 logL (Fixed Index) = 18871.9282046 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18871.4215283 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.5653 1.0000 .0000 .10000E+07 2 'norm ' .86764E-07 1.0000 .0000 .10000E+07 3 'norm ' 10.793 1.0000 .0000 .10000E+07 4 'Prefactor ' 3.4358 1.0000 .0000 .10000E+07 5 'Prefactor ' 14.234 1.0000 .0000 .10000E+07 6 'norm ' .96184 1.0000 .0000 .10000E+07 7 'Prefactor ' .97667 1.0000 .0000 .10000E+07 8 'norm ' .23159E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' 16.506 1.0000 .0000 .10000E+07 10 'norm ' 2.4299 1.0000 .0000 .10000E+07 11 'norm ' 4.1943 1.0000 .0000 .10000E+07 12 'norm ' 34.507 1.0000 .0000 .10000E+07 13 'Prefactor ' .33806E-07 1.0000 .0000 .10000E+07 14 'Prefactor ' 52.517 1.0000 .0000 .10000E+07 15 'Prefactor ' .29321E-06 1.0000 .0000 .10000E+07 16 'Prefactor ' .21665E-05 1.0000 .0000 .10000E+07 17 'Normalizat' 1.4448 1.0000 .10000E-01 10.000 18 'Prefactor ' .86751 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 129 CALLS 1072 TOTAL EDM= .47E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.7% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.5661 1.8064 .16771E-07 .37711E-03 2 norm .0000 3.1932 -.12809E-06** at limit ** 3 norm 10.794 3.5824 -.10783E-06 .31075E-02 4 Prefactor 3.4351 2.5215 -.41540E-07 .14502E-02 5 Prefactor 14.367 16.256 -.11320E-07 .13689E-03 6 norm .96141 1.1180 .61283E-07 -.16272E-02 7 Prefactor .96940 1.8657 -.28205E-06 .21307E-02 8 norm .0000 .85391 -.88252E-07** at limit ** 9 Prefactor 14.898 36.822 .21287E-06 -.33853E-04 10 norm 2.4314 4.8068 .54732E-06 -.15849E-02 11 norm 4.1986 1.2367 -.53182E-07 .34673E-02 12 norm 34.463 10.839 -.12081E-06 .11355E-02 13 Prefactor .0000 17.058 .28257E-07** at limit ** 14 Prefactor 52.772 25.025 -.23361E-06 .60059E-03 15 Prefactor .0000 1.4271 -.21566E-06** at limit ** 16 Prefactor .0000 1.6235 -.48697E-07** at limit ** 17 Normalizat 1.4455 .18507 -.47355E-05 .49880E-04 18 Prefactor .86744 .71646E-01 .25257E-05 -.85208E-05 ERR DEF= .500 Final values: norm = 1.56611 norm = 0 norm = 10.7935 Prefactor = 3.43507 Prefactor = 14.3667 norm = 0.961414 Prefactor = 0.969399 norm = 0 Prefactor = 14.8975 norm = 2.43142 norm = 4.19862 norm = 34.4628 Prefactor = 0 Prefactor = 52.7721 Prefactor = 0 Prefactor = 0 Normalizat = 1.44555 Prefactor = 0.867441 ********** ** 18 **HESSE ********** FCN= 18871.42 FROM HESSE STATUS=OK 286 CALLS 1358 TOTAL EDM= .52E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.5661 1.8249 .84979E-03 -1.5683 2 norm .0000 3.1749 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm 10.794 3.5990 .30472E-03 -1.5642 4 Prefactor 3.4351 2.5241 .54543E-03 -1.5671 5 Prefactor 14.367 16.262 .26522E-03 -1.5632 6 norm .96141 1.1220 .42410E-03 -1.5688 7 Prefactor .96940 1.8764 .42938E-03 -1.5688 8 norm .0000 .85369 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 14.898 36.839 .24625E-03 -1.5631 10 norm 2.4314 4.8284 .65622E-03 -1.5677 11 norm 4.1986 1.2379 .49184E-03 -1.5667 12 norm 34.463 10.831 .17025E-03 -1.5591 13 Prefactor .0000 17.037 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 52.772 25.023 .13800E-03 -1.5563 15 Prefactor .0000 1.4267 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .0000 1.6209 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Normalizat 1.4455 .15892 .80645E-01 -.79320 18 Prefactor .86744 .61424E-01 .44590E-01 -.97288 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.1716e-07 Minuit parameter uncertainties: 1 1.82489 2 4.69092e-06 3 3.59904 4 2.52412 5 16.2619 6 1.12202 7 1.87638 8 2.24052e-06 9 36.8391 10 4.82838 11 1.23786 12 10.8305 13 1.31737e-05 14 25.0227 15 7.77397e-06 16 1.91559e-06 17 0.158979 18 0.0614289 _V02 Working on... /lscratch/kocevski/28171181/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits.....................! real 53.78 user 51.79 sys 0.99 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28171181/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits', '/lscratch/kocevski/28171181/ft2_4FGL_J1550.7+0528_weekly_bin931.fits', expMap='/lscratch/kocevski/28171181/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', expCube='/lscratch/kocevski/28171181/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28171181/Model_4FGL_J1550.7+0528_weekly_bin931.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/28171181/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28171181/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Exposure map: /lscratch/kocevski/28171181/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28171181/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28171181/Model_4FGL_J1550.7+0528_weekly_bin931.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 102 logL (Fixed Index) = 18871.9282046 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18871.4215283 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.5653 1.0000 .0000 .10000E+07 2 'norm ' .86764E-07 1.0000 .0000 .10000E+07 3 'norm ' 10.793 1.0000 .0000 .10000E+07 4 'Prefactor ' 3.4358 1.0000 .0000 .10000E+07 5 'Prefactor ' 14.234 1.0000 .0000 .10000E+07 6 'norm ' .96184 1.0000 .0000 .10000E+07 7 'Prefactor ' .97667 1.0000 .0000 .10000E+07 8 'norm ' .23159E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' 16.506 1.0000 .0000 .10000E+07 10 'norm ' 2.4299 1.0000 .0000 .10000E+07 11 'norm ' 4.1943 1.0000 .0000 .10000E+07 12 'norm ' 34.507 1.0000 .0000 .10000E+07 13 'Prefactor ' .33806E-07 1.0000 .0000 .10000E+07 14 'Prefactor ' 52.517 1.0000 .0000 .10000E+07 15 'Prefactor ' .29321E-06 1.0000 .0000 .10000E+07 16 'Prefactor ' .21665E-05 1.0000 .0000 .10000E+07 17 'Normalizat' 1.4448 1.0000 .10000E-01 10.000 18 'Prefactor ' .86751 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 129 CALLS 1072 TOTAL EDM= .47E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.7% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.5661 1.8064 .16771E-07 .37711E-03 2 norm .0000 3.1932 -.12809E-06** at limit ** 3 norm 10.794 3.5824 -.10783E-06 .31075E-02 4 Prefactor 3.4351 2.5215 -.41540E-07 .14502E-02 5 Prefactor 14.367 16.256 -.11320E-07 .13689E-03 6 norm .96141 1.1180 .61283E-07 -.16272E-02 7 Prefactor .96940 1.8657 -.28205E-06 .21307E-02 8 norm .0000 .85391 -.88252E-07** at limit ** 9 Prefactor 14.898 36.822 .21287E-06 -.33853E-04 10 norm 2.4314 4.8068 .54732E-06 -.15849E-02 11 norm 4.1986 1.2367 -.53182E-07 .34673E-02 12 norm 34.463 10.839 -.12081E-06 .11355E-02 13 Prefactor .0000 17.058 .28257E-07** at limit ** 14 Prefactor 52.772 25.025 -.23361E-06 .60059E-03 15 Prefactor .0000 1.4271 -.21566E-06** at limit ** 16 Prefactor .0000 1.6235 -.48697E-07** at limit ** 17 Normalizat 1.4455 .18507 -.47355E-05 .49880E-04 18 Prefactor .86744 .71646E-01 .25257E-05 -.85208E-05 ERR DEF= .500 Final values: norm = 1.56611 norm = 0 norm = 10.7935 Prefactor = 3.43507 Prefactor = 14.3667 norm = 0.961414 Prefactor = 0.969399 norm = 0 Prefactor = 14.8975 norm = 2.43142 norm = 4.19862 norm = 34.4628 Prefactor = 0 Prefactor = 52.7721 Prefactor = 0 Prefactor = 0 Normalizat = 1.44555 Prefactor = 0.867441 ********** ** 18 **HESSE ********** FCN= 18871.42 FROM HESSE STATUS=OK 286 CALLS 1358 TOTAL EDM= .52E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.5661 1.8249 .84979E-03 -1.5683 2 norm .0000 3.1749 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm 10.794 3.5990 .30472E-03 -1.5642 4 Prefactor 3.4351 2.5241 .54543E-03 -1.5671 5 Prefactor 14.367 16.262 .26522E-03 -1.5632 6 norm .96141 1.1220 .42410E-03 -1.5688 7 Prefactor .96940 1.8764 .42938E-03 -1.5688 8 norm .0000 .85369 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 14.898 36.839 .24625E-03 -1.5631 10 norm 2.4314 4.8284 .65622E-03 -1.5677 11 norm 4.1986 1.2379 .49184E-03 -1.5667 12 norm 34.463 10.831 .17025E-03 -1.5591 13 Prefactor .0000 17.037 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 52.772 25.023 .13800E-03 -1.5563 15 Prefactor .0000 1.4267 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .0000 1.6209 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Normalizat 1.4455 .15892 .80645E-01 -.79320 18 Prefactor .86744 .61424E-01 .44590E-01 -.97288 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.1716e-07 Minuit parameter uncertainties: 1 1.82489 2 4.69092e-06 3 3.59904 4 2.52412 5 16.2619 6 1.12202 7 1.87638 8 2.24052e-06 9 36.8391 10 4.82838 11 1.23786 12 10.8305 13 1.31737e-05 14 25.0227 15 7.77397e-06 16 1.91559e-06 17 0.158979 18 0.0614289 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18871.4204825 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 2.241e-06 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: 8.674e-01 6.143e-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: 1.446e+00 1.590e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 3.50647709951e-08 ph cm-2 s-1 Energy Flux Upper Limit: None Saving results to: /lscratch/kocevski/28171248/likelihoodResults_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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): 102 logL (Free Index) = 18871.4221119 delta logL = -0.00162939771326 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 18871.4204929 delta logL = -1.03946767922e-05 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .11487E-04 1.0000 .0000 .10000E+07 2 'alpha ' 3.1193 1.0000 .0000 5.0000 3 'Normalizat' 1.4450 1.0000 .10000E-01 10.000 4 'Prefactor ' .86757 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 26 CALLS 209 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .0000 .78616 .15782E-06** at limit ** 2 alpha 1.9909 1.0490 .76343E-04 .0000 3 Normalizat 1.4455 .17635 -.27562E-04 -.18923E-03 4 Prefactor .86744 .71082E-01 .98598E-05 -.98861E-03 ERR DEF= .500 Final values: norm = 0 alpha = 1.99086 Normalizat = 1.44555 Prefactor = 0.86744 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 18871.42 FROM HESSE STATUS=FAILED 11 CALLS 220 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .78465 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 alpha .86079 1.1762 .76343E-04 -.20509 3 Normalizat 1.4455 1.0561 -.27562E-04 -.79320 4 Prefactor .86744 1.2139 .98598E-05 -.97288 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.77736e-10 Minuit parameter uncertainties: 1 5.32704e-06 2 1.04937 3 1.07276 4 1.25504 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 18871.4204825 delta logL = -1.52795109898e-10 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 5.327e-06 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 1.991e+00 1.049e+00 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: 8.674e-01 1.255e+00 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: 1.446e+00 1.073e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 237.697 5.473 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/28171248/cmap_HighResolution_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET job_status='DONE', comment='SUCCESS', photon_flux_upper_limit='3.51e-08', time_completed='2026-06-09 14:35:08.460787', job_id='28171248', GAL2='0.87', fit_tolerance='1e-08', EG2='1.45', EG='1.45', time_epoch_completed='1781040908.46', return_code2='101', ts='0.00', return_code='0', GAL='0.87', dlogl='-1.53e-10', ts2='0.00', photon_index_error='0.00', photon_index='2.27' WHERE bin_id='931' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 14:35:08 PDT 2026 V02 Working on... /lscratch/kocevski/28171324/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits.....................! real 46.39 user 44.83 sys 0.86 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28171324/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits', '/lscratch/kocevski/28171324/ft2_4FGL_J1550.7+0528_weekly_bin931.fits', expMap='/lscratch/kocevski/28171324/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', expCube='/lscratch/kocevski/28171324/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28171324/Model_4FGL_J1550.7+0528_weekly_bin931.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/28171324/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28171324/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Exposure map: /lscratch/kocevski/28171324/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28171324/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28171324/Model_4FGL_J1550.7+0528_weekly_bin931.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 102 logL (Fixed Index) = 18871.9282046 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18871.4215283 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.5653 1.0000 .0000 .10000E+07 2 'norm ' .86764E-07 1.0000 .0000 .10000E+07 3 'norm ' 10.793 1.0000 .0000 .10000E+07 4 'Prefactor ' 3.4358 1.0000 .0000 .10000E+07 5 'Prefactor ' 14.234 1.0000 .0000 .10000E+07 6 'norm ' .96184 1.0000 .0000 .10000E+07 7 'Prefactor ' .97667 1.0000 .0000 .10000E+07 8 'norm ' .23159E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' 16.506 1.0000 .0000 .10000E+07 10 'norm ' 2.4299 1.0000 .0000 .10000E+07 11 'norm ' 4.1943 1.0000 .0000 .10000E+07 12 'norm ' 34.507 1.0000 .0000 .10000E+07 13 'Prefactor ' .33806E-07 1.0000 .0000 .10000E+07 14 'Prefactor ' 52.517 1.0000 .0000 .10000E+07 15 'Prefactor ' .29321E-06 1.0000 .0000 .10000E+07 16 'Prefactor ' .21665E-05 1.0000 .0000 .10000E+07 17 'Normalizat' 1.4448 1.0000 .10000E-01 10.000 18 'Prefactor ' .86751 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 129 CALLS 1072 TOTAL EDM= .47E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.7% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.5661 1.8064 .16771E-07 .37711E-03 2 norm .0000 3.1932 -.12809E-06** at limit ** 3 norm 10.794 3.5824 -.10783E-06 .31075E-02 4 Prefactor 3.4351 2.5215 -.41540E-07 .14502E-02 5 Prefactor 14.367 16.256 -.11320E-07 .13689E-03 6 norm .96141 1.1180 .61283E-07 -.16272E-02 7 Prefactor .96940 1.8657 -.28205E-06 .21307E-02 8 norm .0000 .85391 -.88252E-07** at limit ** 9 Prefactor 14.898 36.822 .21287E-06 -.33853E-04 10 norm 2.4314 4.8068 .54732E-06 -.15849E-02 11 norm 4.1986 1.2367 -.53182E-07 .34673E-02 12 norm 34.463 10.839 -.12081E-06 .11355E-02 13 Prefactor .0000 17.058 .28257E-07** at limit ** 14 Prefactor 52.772 25.025 -.23361E-06 .60059E-03 15 Prefactor .0000 1.4271 -.21566E-06** at limit ** 16 Prefactor .0000 1.6235 -.48697E-07** at limit ** 17 Normalizat 1.4455 .18507 -.47355E-05 .49880E-04 18 Prefactor .86744 .71646E-01 .25257E-05 -.85208E-05 ERR DEF= .500 Final values: norm = 1.56611 norm = 0 norm = 10.7935 Prefactor = 3.43507 Prefactor = 14.3667 norm = 0.961414 Prefactor = 0.969399 norm = 0 Prefactor = 14.8975 norm = 2.43142 norm = 4.19862 norm = 34.4628 Prefactor = 0 Prefactor = 52.7721 Prefactor = 0 Prefactor = 0 Normalizat = 1.44555 Prefactor = 0.867441 utfile=/lscratch/kocevski/28171415/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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/28171415/ft2_4FGL_J1550.7+0528_weekly_bin931.fits .....................! real 16.59 user 15.94 sys 0.24 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28171415/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171415/ft2_4FGL_J1550.7+0528_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28171415/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171415/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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/28171415/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits .....................! real 62.72 user 57.88 sys 3.65 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/28171415/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits scfile=/lscratch/kocevski/28171415/ft2_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171415/cmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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 0.71 user 0.21 sys 0.14 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28171415/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits scfile=/lscratch/kocevski/28171415/ft2_4FGL_J1550.7+0528_weekly_bin931.fits outfile=/lscratch/kocevski/28171415/cmap_HighResolution_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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 0.56 user 0.21 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28171415/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171415/ft2_4FGL_J1550.7+0528_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28171415/Model_4FGL_J1550.7+0528_weekly_bin931.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= 18871.42 FROM HESSE STATUS=OK 286 CALLS 1358 TOTAL EDM= .52E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.5661 1.8249 .84979E-03 -1.5683 2 norm .0000 3.1749 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm 10.794 3.5990 .30472E-03 -1.5642 4 Prefactor 3.4351 2.5241 .54543E-03 -1.5671 5 Prefactor 14.367 16.262 .26522E-03 -1.5632 6 norm .96141 1.1220 .42410E-03 -1.5688 7 Prefactor .96940 1.8764 .42938E-03 -1.5688 8 norm .0000 .85369 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 14.898 36.839 .24625E-03 -1.5631 10 norm 2.4314 4.8284 .65622E-03 -1.5677 11 norm 4.1986 1.2379 .49184E-03 -1.5667 12 norm 34.463 10.831 .17025E-03 -1.5591 13 Prefactor .0000 17.037 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 52.772 25.023 .13800E-03 -1.5563 15 Prefactor .0000 1.4267 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .0000 1.6209 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Normalizat 1.4455 .15892 .80645E-01 -.79320 18 Prefactor .86744 .61424E-01 .44590E-01 -.97288 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.1716e-07 Minuit parameter uncertainties: 1 1.82489 2 4.69092e-06 3 3.59904 4 2.52412 5 16.2619 6 1.12202 7 1.87638 8 2.24052e-06 9 36.8391 10 4.82838 11 1.23786 12 10.8305 13 1.31737e-05 14 25.0227 15 7.77397e-06 16 1.91559e-06 17 0.158979 18 0.0614289 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18871.4204825 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 2.241e-06 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: 8.674e-01 6.143e-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: 1.446e+00 1.590e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 3.50647709951e-08 ph cm-2 s-1 Energy Flux Upper Limit: None Saving results to: /lscratch/kocevski/28171181/likelihoodResults_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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): 102 logL (Free Index) = 18871.4221119 delta logL = -0.00162939771326 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 18871.4204929 delta logL = -1.03946767922e-05 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .11487E-04 1.0000 .0000 .10000E+07 2 'alpha ' 3.1193 1.0000 .0000 5.0000 3 'Normalizat' 1.4450 1.0000 .10000E-01 10.000 4 'Prefactor ' .86757 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 26 CALLS 209 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .0000 .78616 .15782E-06** at limit ** 2 alpha 1.9909 1.0490 .76343E-04 .0000 3 Normalizat 1.4455 .17635 -.27562E-04 -.18923E-03 4 Prefactor .86744 .71082E-01 .98598E-05 -.98861E-03 ERR DEF= .500 Final values: norm = 0 alpha = 1.99086 Normalizat = 1.44555 Prefactor = 0.86744 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 18871.42 FROM HESSE STATUS=FAILED 11 CALLS 220 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .78465 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 alpha .86079 1.1762 .76343E-04 -.20509 3 Normalizat 1.4455 1.0561 -.27562E-04 -.79320 4 Prefactor .86744 1.2139 .98598E-05 -.97288 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.77736e-10 Minuit parameter uncertainties: 1 5.32704e-06 2 1.04937 3 1.07276 4 1.25504 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 18871.4204825 delta logL = -1.52795109898e-10 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 5.327e-06 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 1.991e+00 1.049e+00 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: 8.674e-01 1.255e+00 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: 1.446e+00 1.073e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 237.697 5.473 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/28171181/cmap_HighResolution_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET job_status='DONE', comment='SUCCESS', photon_flux_upper_limit='3.51e-08', time_completed='2026-06-09 14:35:53.509482', job_id='28171181', GAL2='0.87', fit_tolerance='1e-08', EG2='1.45', EG='1.45', time_epoch_completed='1781040953.51', return_code2='101', ts='0.00', return_code='0', GAL='0.87', dlogl='-1.53e-10', ts2='0.00', photon_index_error='0.00', photon_index='2.27' WHERE bin_id='931' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 14:35:53 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18871.4204825 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 2.241e-06 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: 8.674e-01 6.143e-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: 1.446e+00 1.590e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 3.50647709951e-08 ph cm-2 s-1 Energy Flux Upper Limit: None Saving results to: /lscratch/kocevski/28171324/likelihoodResults_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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): 102 logL (Free Index) = 18871.4221119 delta logL = -0.00162939771326 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 18871.4204929 delta logL = -1.03946767922e-05 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .11487E-04 1.0000 .0000 .10000E+07 2 'alpha ' 3.1193 1.0000 .0000 5.0000 3 'Normalizat' 1.4450 1.0000 .10000E-01 10.000 4 'Prefactor ' .86757 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 26 CALLS 209 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .0000 .78616 .15782E-06** at limit ** 2 alpha 1.9909 1.0490 .76343E-04 .0000 3 Normalizat 1.4455 .17635 -.27562E-04 -.18923E-03 4 Prefactor .86744 .71082E-01 .98598E-05 -.98861E-03 ERR DEF= .500 Final values: norm = 0 alpha = 1.99086 Normalizat = 1.44555 Prefactor = 0.86744 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 18871.42 FROM HESSE STATUS=FAILED 11 CALLS 220 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .78465 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 alpha .86079 1.1762 .76343E-04 -.20509 3 Normalizat 1.4455 1.0561 -.27562E-04 -.79320 4 Prefactor .86744 1.2139 .98598E-05 -.97288 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.77736e-10 Minuit parameter uncertainties: 1 5.32704e-06 2 1.04937 3 1.07276 4 1.25504 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 18871.4204825 delta logL = -1.52795109898e-10 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 5.327e-06 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 1.991e+00 1.049e+00 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: 8.674e-01 1.255e+00 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: 1.446e+00 1.073e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 237.697 5.473 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/28171324/cmap_HighResolution_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET job_status='DONE', comment='SUCCESS', photon_flux_upper_limit='3.51e-08', time_completed='2026-06-09 14:36:33.916915', job_id='28171324', GAL2='0.87', fit_tolerance='1e-08', EG2='1.45', EG='1.45', time_epoch_completed='1781040993.92', return_code2='101', ts='0.00', return_code='0', GAL='0.87', dlogl='-1.53e-10', ts2='0.00', photon_index_error='0.00', photon_index='2.27' WHERE bin_id='931' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 14:36:34 PDT 2026 _V02 Working on... /lscratch/kocevski/28171415/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits.....................! real 49.12 user 47.44 sys 0.85 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28171415/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits', '/lscratch/kocevski/28171415/ft2_4FGL_J1550.7+0528_weekly_bin931.fits', expMap='/lscratch/kocevski/28171415/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', expCube='/lscratch/kocevski/28171415/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28171415/Model_4FGL_J1550.7+0528_weekly_bin931.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/28171415/ft1_filtered_4FGL_J1550.7+0528_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28171415/ft2_4FGL_J1550.7+0528_weekly_bin931.fits Exposure map: /lscratch/kocevski/28171415/expmap_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28171415/ltcube_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28171415/Model_4FGL_J1550.7+0528_weekly_bin931.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 102 logL (Fixed Index) = 18871.9282046 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18871.4215283 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.5653 1.0000 .0000 .10000E+07 2 'norm ' .86764E-07 1.0000 .0000 .10000E+07 3 'norm ' 10.793 1.0000 .0000 .10000E+07 4 'Prefactor ' 3.4358 1.0000 .0000 .10000E+07 5 'Prefactor ' 14.234 1.0000 .0000 .10000E+07 6 'norm ' .96184 1.0000 .0000 .10000E+07 7 'Prefactor ' .97667 1.0000 .0000 .10000E+07 8 'norm ' .23159E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' 16.506 1.0000 .0000 .10000E+07 10 'norm ' 2.4299 1.0000 .0000 .10000E+07 11 'norm ' 4.1943 1.0000 .0000 .10000E+07 12 'norm ' 34.507 1.0000 .0000 .10000E+07 13 'Prefactor ' .33806E-07 1.0000 .0000 .10000E+07 14 'Prefactor ' 52.517 1.0000 .0000 .10000E+07 15 'Prefactor ' .29321E-06 1.0000 .0000 .10000E+07 16 'Prefactor ' .21665E-05 1.0000 .0000 .10000E+07 17 'Normalizat' 1.4448 1.0000 .10000E-01 10.000 18 'Prefactor ' .86751 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 129 CALLS 1072 TOTAL EDM= .47E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.7% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.5661 1.8064 .16771E-07 .37711E-03 2 norm .0000 3.1932 -.12809E-06** at limit ** 3 norm 10.794 3.5824 -.10783E-06 .31075E-02 4 Prefactor 3.4351 2.5215 -.41540E-07 .14502E-02 5 Prefactor 14.367 16.256 -.11320E-07 .13689E-03 6 norm .96141 1.1180 .61283E-07 -.16272E-02 7 Prefactor .96940 1.8657 -.28205E-06 .21307E-02 8 norm .0000 .85391 -.88252E-07** at limit ** 9 Prefactor 14.898 36.822 .21287E-06 -.33853E-04 10 norm 2.4314 4.8068 .54732E-06 -.15849E-02 11 norm 4.1986 1.2367 -.53182E-07 .34673E-02 12 norm 34.463 10.839 -.12081E-06 .11355E-02 13 Prefactor .0000 17.058 .28257E-07** at limit ** 14 Prefactor 52.772 25.025 -.23361E-06 .60059E-03 15 Prefactor .0000 1.4271 -.21566E-06** at limit ** 16 Prefactor .0000 1.6235 -.48697E-07** at limit ** 17 Normalizat 1.4455 .18507 -.47355E-05 .49880E-04 18 Prefactor .86744 .71646E-01 .25257E-05 -.85208E-05 ERR DEF= .500 Final values: norm = 1.56611 norm = 0 norm = 10.7935 Prefactor = 3.43507 Prefactor = 14.3667 norm = 0.961414 Prefactor = 0.969399 norm = 0 Prefactor = 14.8975 norm = 2.43142 norm = 4.19862 norm = 34.4628 Prefactor = 0 Prefactor = 52.7721 Prefactor = 0 Prefactor = 0 Normalizat = 1.44555 Prefactor = 0.867441 ********** ** 18 **HESSE ********** FCN= 18871.42 FROM HESSE STATUS=OK 286 CALLS 1358 TOTAL EDM= .52E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.5661 1.8249 .84979E-03 -1.5683 2 norm .0000 3.1749 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm 10.794 3.5990 .30472E-03 -1.5642 4 Prefactor 3.4351 2.5241 .54543E-03 -1.5671 5 Prefactor 14.367 16.262 .26522E-03 -1.5632 6 norm .96141 1.1220 .42410E-03 -1.5688 7 Prefactor .96940 1.8764 .42938E-03 -1.5688 8 norm .0000 .85369 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 14.898 36.839 .24625E-03 -1.5631 10 norm 2.4314 4.8284 .65622E-03 -1.5677 11 norm 4.1986 1.2379 .49184E-03 -1.5667 12 norm 34.463 10.831 .17025E-03 -1.5591 13 Prefactor .0000 17.037 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 52.772 25.023 .13800E-03 -1.5563 15 Prefactor .0000 1.4267 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .0000 1.6209 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Normalizat 1.4455 .15892 .80645E-01 -.79320 18 Prefactor .86744 .61424E-01 .44590E-01 -.97288 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.1716e-07 Minuit parameter uncertainties: 1 1.82489 2 4.69092e-06 3 3.59904 4 2.52412 5 16.2619 6 1.12202 7 1.87638 8 2.24052e-06 9 36.8391 10 4.82838 11 1.23786 12 10.8305 13 1.31737e-05 14 25.0227 15 7.77397e-06 16 1.91559e-06 17 0.158979 18 0.0614289 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18871.4204825 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 2.241e-06 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: 8.674e-01 6.143e-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: 1.446e+00 1.590e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 237.697 5.473 Photon Flux Upper Limit: 3.50647709951e-08 ph cm-2 s-1 Energy Flux Upper Limit: None Saving results to: /lscratch/kocevski/28171415/likelihoodResults_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.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): 102 logL (Free Index) = 18871.4221119 delta logL = -0.00162939771326 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 18871.4204929 delta logL = -1.03946767922e-05 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .11487E-04 1.0000 .0000 .10000E+07 2 'alpha ' 3.1193 1.0000 .0000 5.0000 3 'Normalizat' 1.4450 1.0000 .10000E-01 10.000 4 'Prefactor ' .86757 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= 18871.42 FROM MIGRAD STATUS=CONVERGED 26 CALLS 209 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .0000 .78616 .15782E-06** at limit ** 2 alpha 1.9909 1.0490 .76343E-04 .0000 3 Normalizat 1.4455 .17635 -.27562E-04 -.18923E-03 4 Prefactor .86744 .71082E-01 .98598E-05 -.98861E-03 ERR DEF= .500 Final values: norm = 0 alpha = 1.99086 Normalizat = 1.44555 Prefactor = 0.86744 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 18871.42 FROM HESSE STATUS=FAILED 11 CALLS 220 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .78465 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 alpha .86079 1.1762 .76343E-04 -.20509 3 Normalizat 1.4455 1.0561 -.27562E-04 -.79320 4 Prefactor .86744 1.2139 .98598E-05 -.97288 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.77736e-10 Minuit parameter uncertainties: 1 5.32704e-06 2 1.04937 3 1.07276 4 1.25504 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 18871.4204825 delta logL = -1.52795109898e-10 Extracting fit parameters... 4FGL J1550.7+0528 Spectrum: LogParabola 236 norm: 0.000e+00 5.327e-06 0.000e+00 1.000e+06 ( 1.000e-12) 237 alpha: 1.991e+00 1.049e+00 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: 8.674e-01 1.255e+00 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: 1.446e+00 1.073e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 237.697 5.473 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/28171415/cmap_HighResolution_802051201_802656001_4FGL_J1550.7+0528_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET job_status='DONE', comment='SUCCESS', photon_flux_upper_limit='3.51e-08', time_completed='2026-06-09 14:38:31.035214', job_id='28171415', GAL2='0.87', fit_tolerance='1e-08', EG2='1.45', EG='1.45', time_epoch_completed='1781041111.04', return_code2='101', ts='0.00', return_code='0', GAL='0.87', dlogl='-1.53e-10', ts2='0.00', photon_index_error='0.00', photon_index='2.27' WHERE bin_id='931' AND source_name='4FGL J1550.7+0528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 14:38:31 PDT 2026