********** ** 18 **HESSE ********** FCN= 20883.46 FROM HESSE STATUS=OK 183 CALLS 926 TOTAL EDM= .38E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 5.3719 3.2210 .43316E-03 -1.5662 2 norm 10.520 4.3959 .30861E-03 -1.5643 3 norm .66054E-01 .52857E-01 .58402E-03 -1.5703 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 3.5432 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 norm .11102E-09 1.4057 .66956E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 3.8231 2.6957 .51548E-03 -1.5669 7 Prefactor 14.701 17.422 .26910E-03 -1.5631 8 Prefactor .0000 11.207 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .0000 6.5536 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 1.1152 2.0798 .11027E-02 -1.5687 11 Prefactor 24.652 29.132 .19639E-03 -1.5609 12 Normalizat 1.1191 .19277 .11048 -.89140 13 Prefactor 1.0012 .53245E-01 .33278E-01 -.92688 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 3.77406e-09 Minuit parameter uncertainties: 1 3.221 2 4.39586 3 0.0528569 4 4.04713e-06 5 2.28313e-05 6 2.69574 7 17.4223 8 4.52897e-06 9 5.7351e-06 10 2.07985 11 29.1326 12 0.192894 13 0.0532474 /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). Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20883.4571981 Extracting fit parameters... 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 0.000e+00 4.529e-06 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.866e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 550 Prefactor: 1.001e+00 5.325e-02 0.000e+00 1.000e+01 ( 1.000e+00) 551 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 552 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 545 Normalization: 1.119e+00 1.929e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 236.079 -6.825 Photon Flux Upper Limit: 3.44570243424e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00255439116505 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28170811/likelihoodResults_802051201_802656001_4FGL_J1544.3-0649_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): 0 logL (Free Index) = 20883.5001497 delta logL = -0.0429515777687 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 20883.4572025 delta logL = -4.39039649791e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .33045E-04 1.0000 .0000 .10000E+07 2 'Index ' 1.0056 1.0000 .0000 10.000 3 'Normalizat' 1.1188 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0013 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5530E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 20883.46 FROM MIGRAD STATUS=CONVERGED 59 CALLS 232 TOTAL EDM= .76E-12 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .66613E-09 .24745 .42118E-03** at limit ** 2 Index 1.4097 6.0290 .44075 -.61906E-10 3 Normalizat 1.1191 .67323E-03 .11048 .34301E-03 4 Prefactor 1.0012 .19330E-03 .33278E-01 -.78510E-04 ERR DEF= .500 Final values: Prefactor = 6.66134e-10 Index = 1.40966 Normalizat = 1.11913 Prefactor = 1.00124 ********** ** 18 **HESSE ********** FCN= 20883.46 FROM HESSE STATUS=NOT POSDEF 31 CALLS 263 TOTAL EDM= .27E-11 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .66613E-09 .79638 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 1.4097 9.1045 .50000 -.80102 3 Normalizat 1.1191 .12033E-02 .48983E-03 -.89140 4 Prefactor 1.0012 .34670E-03 .14705E-03 -.92688 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.65846e-12 Minuit parameter uncertainties: 1 4.63935e-05 2 10551 3 0.00120326 4 0.000346698 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 20883.4571981 delta logL = -2.03726813197e-10 Extracting fit parameters... 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 6.661e-10 4.639e-05 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.410e+00 1.055e+04 0.000e+00 1.000e+01 (-1.000e+00) 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 550 Prefactor: 1.001e+00 3.467e-04 0.000e+00 1.000e+01 ( 1.000e+00) 551 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 552 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 545 Normalization: 1.119e+00 1.203e-03 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 236.079 -6.825 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/28170811/cmap_HighResolution_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.55e-03', job_status='DONE', photon_flux_upper_limit='3.45e-08', time_completed='2026-06-09 14:27:34.052657', job_id='28170811', GAL2='1.00', fit_tolerance='1e-08', EG2='1.12', EG='1.12', time_epoch_completed='1781040454.05', return_code2='102', ts='0.00', comment='SUCCESS', return_code='0', GAL='1.00', dlogl='-2.04e-10', ts2='-0.00', photon_index_error='0.00', photon_index='1.87' WHERE bin_id='931' AND source_name='4FGL J1544.3-0649' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 14:27:34 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20883.4571981 Extracting fit parameters... 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 0.000e+00 4.529e-06 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.866e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 550 Prefactor: 1.001e+00 5.325e-02 0.000e+00 1.000e+01 ( 1.000e+00) 551 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 552 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 545 Normalization: 1.119e+00 1.929e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 236.079 -6.825 Photon Flux Upper Limit: 3.44570243424e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00255439116505 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28170786/likelihoodResults_802051201_802656001_4FGL_J1544.3-0649_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): 0 logL (Free Index) = 20883.5001497 delta logL = -0.0429515777687 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 20883.4572025 delta logL = -4.39039649791e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .33045E-04 1.0000 .0000 .10000E+07 2 'Index ' 1.0056 1.0000 .0000 10.000 3 'Normalizat' 1.1188 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0013 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5530E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 20883.46 FROM MIGRAD STATUS=CONVERGED 59 CALLS 232 TOTAL EDM= .76E-12 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .66613E-09 .24745 .42118E-03** at limit ** 2 Index 1.4097 6.0290 .44075 -.61906E-10 3 Normalizat 1.1191 .67323E-03 .11048 .34301E-03 4 Prefactor 1.0012 .19330E-03 .33278E-01 -.78510E-04 ERR DEF= .500 Final values: Prefactor = 6.66134e-10 Index = 1.40966 Normalizat = 1.11913 Prefactor = 1.00124 ********** ** 18 **HESSE ********** FCN= 20883.46 FROM HESSE STATUS=NOT POSDEF 31 CALLS 263 TOTAL EDM= .27E-11 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .66613E-09 .79638 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 1.4097 9.1045 .50000 -.80102 3 Normalizat 1.1191 .12033E-02 .48983E-03 -.89140 4 Prefactor 1.0012 .34670E-03 .14705E-03 -.92688 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.65846e-12 Minuit parameter uncertainties: 1 4.63935e-05 2 10551 3 0.00120326 4 0.000346698 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 20883.4571981 delta logL = -2.03726813197e-10 Extracting fit parameters... 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 6.661e-10 4.639e-05 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.410e+00 1.055e+04 0.000e+00 1.000e+01 (-1.000e+00) 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 550 Prefactor: 1.001e+00 3.467e-04 0.000e+00 1.000e+01 ( 1.000e+00) 551 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 552 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 545 Normalization: 1.119e+00 1.203e-03 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 236.079 -6.825 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/28170786/cmap_HighResolution_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.55e-03', job_status='DONE', photon_flux_upper_limit='3.45e-08', time_completed='2026-06-09 14:27:40.174008', job_id='28170786', GAL2='1.00', fit_tolerance='1e-08', EG2='1.12', EG='1.12', time_epoch_completed='1781040460.17', return_code2='102', ts='0.00', comment='SUCCESS', return_code='0', GAL='1.00', dlogl='-2.04e-10', ts2='-0.00', photon_index_error='0.00', photon_index='1.87' WHERE bin_id='931' AND source_name='4FGL J1544.3-0649' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 14:27:40 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_J1544.3-0649_weekly_bin931 RA = 236.079, Dec = -6.8255 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='28170955', job_status='RUN', time_executed='2026-06-09 14:26:27.543118', time_epoch_executed='1781040387.54' WHERE source_name='4FGL J1544.3-0649' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28170955 Creating custom pfile directory: /lscratch/kocevski/28170955/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/28170955/ft1_4FGL_J1544.3-0649_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/28170955/ft2_4FGL_J1544.3-0649_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28170955/ft1_4FGL_J1544.3-0649_weekly_bin931.fits outfile=/lscratch/kocevski/28170955/ft1_filteredMKT_4FGL_J1544.3-0649_weekly_bin931.fits ra=236.079 dec=-6.8255 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 4.67 user 4.08 sys 0.21 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28170955/ft2_4FGL_J1544.3-0649_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28170955/ft2_4FGL_J1544.3-0649_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/28170955/ft1_filteredMKT_4FGL_J1544.3-0649_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28170955/ft1_filtered_4FGL_J1544.3-0649_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 0.80 user 0.20 sys 0.13 Number of photons that the gtmktime cut: 1907 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28170955/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28170955/ft2_4FGL_J1544.3-0649_weekly_bin931.fits sctable="SC_DATA"Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20883.4571981 Extracting fit parameters... 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 0.000e+00 4.529e-06 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.866e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 550 Prefactor: 1.001e+00 5.325e-02 0.000e+00 1.000e+01 ( 1.000e+00) 551 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 552 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 545 Normalization: 1.119e+00 1.929e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 236.079 -6.825 Photon Flux Upper Limit: 3.44570243424e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00255439116505 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28170779/likelihoodResults_802051201_802656001_4FGL_J1544.3-0649_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): 0 logL (Free Index) = 20883.5001497 delta logL = -0.0429515777687 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 20883.4572025 delta logL = -4.39039649791e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .33045E-04 1.0000 .0000 .10000E+07 2 'Index ' 1.0056 1.0000 .0000 10.000 3 'Normalizat' 1.1188 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0013 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5530E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 20883.46 FROM MIGRAD STATUS=CONVERGED 59 CALLS 232 TOTAL EDM= .76E-12 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .66613E-09 .24745 .42118E-03** at limit ** 2 Index 1.4097 6.0290 .44075 -.61906E-10 3 Normalizat 1.1191 .67323E-03 .11048 .34301E-03 4 Prefactor 1.0012 .19330E-03 .33278E-01 -.78510E-04 ERR DEF= .500 Final values: Prefactor = 6.66134e-10 Index = 1.40966 Normalizat = 1.11913 Prefactor = 1.00124 ********** ** 18 **HESSE ********** FCN= 20883.46 FROM HESSE STATUS=NOT POSDEF 31 CALLS 263 TOTAL EDM= .27E-11 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .66613E-09 .79638 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 1.4097 9.1045 .50000 -.80102 3 Normalizat 1.1191 .12033E-02 .48983E-03 -.89140 4 Prefactor 1.0012 .34670E-03 .14705E-03 -.92688 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.65846e-12 Minuit parameter uncertainties: 1 4.63935e-05 2 10551 3 0.00120326 4 0.000346698 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 20883.4571981 delta logL = -2.03726813197e-10 Extracting fit parameters... 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 6.661e-10 4.639e-05 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.410e+00 1.055e+04 0.000e+00 1.000e+01 (-1.000e+00) 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 550 Prefactor: 1.001e+00 3.467e-04 0.000e+00 1.000e+01 ( 1.000e+00) 551 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 552 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 545 Normalization: 1.119e+00 1.203e-03 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 236.079 -6.825 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/28170779/cmap_HighResolution_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.55e-03', job_status='DONE', photon_flux_upper_limit='3.45e-08', time_completed='2026-06-09 14:28:13.199532', job_id='28170779', GAL2='1.00', fit_tolerance='1e-08', EG2='1.12', EG='1.12', time_epoch_completed='1781040493.2', return_code2='102', ts='0.00', comment='SUCCESS', return_code='0', GAL='1.00', dlogl='-2.04e-10', ts2='-0.00', photon_index_error='0.00', photon_index='1.87' WHERE bin_id='931' AND source_name='4FGL J1544.3-0649' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 14:28:13 PDT 2026 outfile=/lscratch/kocevski/28170955/ltcube_802051201_802656001_4FGL_J1544.3-0649_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/28170955/ft2_4FGL_J1544.3-0649_weekly_bin931.fits .....................! real 15.95 user 15.06 sys 0.23 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28170955/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28170955/ft2_4FGL_J1544.3-0649_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28170955/ltcube_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits outfile=/lscratch/kocevski/28170955/expmap_802051201_802656001_4FGL_J1544.3-0649_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/28170955/ltcube_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits .....................! real 60.14 user 55.94 sys 3.39 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 Extended source FHES J1626.9-2431 in ROI with RadialGaussian spatial model. Added 162 point sources and 1 extended sources If using unbinned likelihood you will need to rerun gtdiffrsp for the extended sources or rerun the makeModel function with optional argument psForce=True Setting source of interest to: 4FGL J1544.3-0649 @ 236.079 -6.8255 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/28170955/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits scfile=/lscratch/kocevski/28170955/ft2_4FGL_J1544.3-0649_weekly_bin931.fits outfile=/lscratch/kocevski/28170955/cmap_802051201_802656001_4FGL_J1544.3-0649_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=236.079 yref=-6.8255 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 0.83 user 0.21 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28170955/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits scfile=/lscratch/kocevski/28170955/ft2_4FGL_J1544.3-0649_weekly_bin931.fits outfile=/lscratch/kocevski/28170955/cmap_HighResolution_802051201_802656001_4FGL_J1544.3-0649_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=236.079 yref=-6.8255 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 0.99 user 0.23 sys 0.12 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28170955/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28170955/ft2_4FGL_J1544.3-0649_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28170955/Model_4FGL_J1544.3-0649_weekly_bin931.xml irfs="P8R3_SOnumber of points = 17382 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1544.3-0649_weekly_bin931 RA = 236.079, Dec = -6.8255 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='28171249', job_status='RUN', time_executed='2026-06-09 14:27:28.068372', time_epoch_executed='1781040448.07' WHERE source_name='4FGL J1544.3-0649' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28171249 Creating custom pfile directory: /lscratch/kocevski/28171249/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/28171249/ft1_4FGL_J1544.3-0649_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/28171249/ft2_4FGL_J1544.3-0649_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28171249/ft1_4FGL_J1544.3-0649_weekly_bin931.fits outfile=/lscratch/kocevski/28171249/ft1_filteredMKT_4FGL_J1544.3-0649_weekly_bin931.fits ra=236.079 dec=-6.8255 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 4.92 user 3.99 sys 0.21 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28171249/ft2_4FGL_J1544.3-0649_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28171249/ft2_4FGL_J1544.3-0649_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/28171249/ft1_filteredMKT_4FGL_J1544.3-0649_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28171249/ft1_filtered_4FGL_J1544.3-0649_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 0.88 user 0.19 sys 0.12 Number of photons that the gtmktime cut: 1907 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28171249/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28171249/ft2_4FGL_J1544.3-0649_weekly_bin931.fits sctable="SC_DATA"URCE_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 FHES J1626.9-2431 adding source GAL_V02 Working on... /lscratch/kocevski/28170955/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits.....................! real 61.27 user 59.57 sys 0.69 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28170955/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits', '/lscratch/kocevski/28170955/ft2_4FGL_J1544.3-0649_weekly_bin931.fits', expMap='/lscratch/kocevski/28170955/expmap_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits', expCube='/lscratch/kocevski/28170955/ltcube_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28170955/Model_4FGL_J1544.3-0649_weekly_bin931.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1544.3-0649' 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 9.752e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.866e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/28170955/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28170955/ft2_4FGL_J1544.3-0649_weekly_bin931.fits Exposure map: /lscratch/kocevski/28170955/expmap_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28170955/ltcube_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28170955/Model_4FGL_J1544.3-0649_weekly_bin931.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20883.5410974 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20883.4595182 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 5.3767 1.0000 .0000 .10000E+07 2 'norm ' 10.524 1.0000 .0000 .10000E+07 3 'norm ' .66065E-01 1.0000 .0000 .10000E+07 4 'Prefactor ' .35529E-05 1.0000 .0000 .10000E+07 5 'norm ' .33337E-04 1.0000 .0000 .10000E+07 6 'Prefactor ' 3.8298 1.0000 .0000 .10000E+07 7 'Prefactor ' 13.828 1.0000 .0000 .10000E+07 8 'Prefactor ' .27946E-03 1.0000 .0000 .10000E+07 9 'Prefactor ' .29340E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 1.1264 1.0000 .0000 .10000E+07 11 'Prefactor ' 25.937 1.0000 .0000 .10000E+07 12 'Normalizat' 1.1197 1.0000 .10000E-01 10.000 13 'Prefactor ' 1.0008 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5530E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 20883.46 FROM MIGRAD STATUS=CONVERGED 107 CALLS 743 TOTAL EDM= .24E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .4% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 5.3719 3.2111 .63698E-08 .10649E-03 2 norm 10.520 4.3944 .10588E-07 -.23481E-04 3 norm .66054E-01 .47760E-01 .20224E-08** at limit ** 4 Prefactor .0000 3.5522 .14956E-07** at limit ** 5 norm .11102E-09 32.951 -.85559E-06** at limit ** 6 Prefactor 3.8231 2.6961 .15023E-07 -.10995E-03 7 Prefactor 14.701 17.395 -.65031E-07 .53579E-04 8 Prefactor .0000 11.190 -.26186E-07** at limit ** 9 Prefactor .0000 6.5469 .60606E-07** at limit ** 10 Prefactor 1.1152 2.0258 .47708E-07 -.23983E-03 11 Prefactor 24.652 29.111 .20676E-06 -.14819E-03 12 Normalizat 1.1191 .21391 -.35065E-06 .11327E-04 13 Prefactor 1.0012 .60116E-01 -.77174E-07 .40359E-04 ERR DEF= .500 Final values: norm = 5.37187 norm = 10.5198 norm = 0.0660544 Prefactor = 0 norm = 1.11022e-10 Prefactor = 3.82306 Prefactor = 14.7005 Prefactor = 0 Prefactor = 0 Prefactor = 1.11521 Prefactor = 24.6518 Normalizat = 1.11913 Prefactor = 1.00124 outfile=/lscratch/kocevski/28171249/ltcube_802051201_802656001_4FGL_J1544.3-0649_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/28171249/ft2_4FGL_J1544.3-0649_weekly_bin931.fits .....................! real 15.83 user 15.00 sys 0.23 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28171249/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171249/ft2_4FGL_J1544.3-0649_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28171249/ltcube_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits outfile=/lscratch/kocevski/28171249/expmap_802051201_802656001_4FGL_J1544.3-0649_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/28171249/ltcube_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits .....................! real 60.63 user 55.49 sys 3.75 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 Extended source FHES J1626.9-2431 in ROI with RadialGaussian spatial model. Added 162 point sources and 1 extended sources If using unbinned likelihood you will need to rerun gtdiffrsp for the extended sources or rerun the makeModel function with optional argument psForce=True Setting source of interest to: 4FGL J1544.3-0649 @ 236.079 -6.8255 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/28171249/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits scfile=/lscratch/kocevski/28171249/ft2_4FGL_J1544.3-0649_weekly_bin931.fits outfile=/lscratch/kocevski/28171249/cmap_802051201_802656001_4FGL_J1544.3-0649_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=236.079 yref=-6.8255 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 0.20 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28171249/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits scfile=/lscratch/kocevski/28171249/ft2_4FGL_J1544.3-0649_weekly_bin931.fits outfile=/lscratch/kocevski/28171249/cmap_HighResolution_802051201_802656001_4FGL_J1544.3-0649_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=236.079 yref=-6.8255 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 0.82 user 0.22 sys 0.11 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28171249/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171249/ft2_4FGL_J1544.3-0649_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28171249/Model_4FGL_J1544.3-0649_weekly_bin931.xml irfs="P8R3_SO ********** ** 18 **HESSE ********** FCN= 20883.46 FROM HESSE STATUS=OK 183 CALLS 926 TOTAL EDM= .38E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 5.3719 3.2210 .43316E-03 -1.5662 2 norm 10.520 4.3959 .30861E-03 -1.5643 3 norm .66054E-01 .52857E-01 .58402E-03 -1.5703 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 3.5432 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 norm .11102E-09 1.4057 .66956E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 3.8231 2.6957 .51548E-03 -1.5669 7 Prefactor 14.701 17.422 .26910E-03 -1.5631 8 Prefactor .0000 11.207 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .0000 6.5536 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 1.1152 2.0798 .11027E-02 -1.5687 11 Prefactor 24.652 29.132 .19639E-03 -1.5609 12 Normalizat 1.1191 .19277 .11048 -.89140 13 Prefactor 1.0012 .53245E-01 .33278E-01 -.92688 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 3.77406e-09 Minuit parameter uncertainties: 1 3.221 2 4.39586 3 0.0528569 4 4.04713e-06 5 2.28313e-05 6 2.69574 7 17.4223 8 4.52897e-06 9 5.7351e-06 10 2.07985 11 29.1326 12 0.192894 13 0.0532474 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20883.4571981 Extracting fit parameters... 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 0.000e+00 4.529e-06 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.866e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 550 Prefactor: 1.001e+00 5.325e-02 0.000e+00 1.000e+01 ( 1.000e+00) 551 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 552 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 545 Normalization: 1.119e+00 1.929e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 236.079 -6.825 Photon Flux Upper Limit: 3.44570243424e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00255439116505 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28170955/likelihoodResults_802051201_802656001_4FGL_J1544.3-0649_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): 0 logL (Free Index) = 20883.5001497 delta logL = -0.0429515777687 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 20883.4572025 delta logL = -4.39039649791e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .33045E-04 1.0000 .0000 .10000E+07 2 'Index ' 1.0056 1.0000 .0000 10.000 3 'Normalizat' 1.1188 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0013 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5530E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 20883.46 FROM MIGRAD STATUS=CONVERGED 59 CALLS 232 TOTAL EDM= .76E-12 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .66613E-09 .24745 .42118E-03** at limit ** 2 Index 1.4097 6.0290 .44075 -.61906E-10 3 Normalizat 1.1191 .67323E-03 .11048 .34301E-03 4 Prefactor 1.0012 .19330E-03 .33278E-01 -.78510E-04 ERR DEF= .500 Final values: Prefactor = 6.66134e-10 Index = 1.40966 Normalizat = 1.11913 Prefactor = 1.00124 ********** ** 18 **HESSE ********** FCN= 20883.46 FROM HESSE STATUS=NOT POSDEF 31 CALLS 263 TOTAL EDM= .27E-11 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .66613E-09 .79638 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 1.4097 9.1045 .50000 -.80102 3 Normalizat 1.1191 .12033E-02 .48983E-03 -.89140 4 Prefactor 1.0012 .34670E-03 .14705E-03 -.92688 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.65846e-12 Minuit parameter uncertainties: 1 4.63935e-05 2 10551 3 0.00120326 4 0.000346698 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 20883.4571981 delta logL = -2.03726813197e-10 Extracting fit parameters... 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 6.661e-10 4.639e-05 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.410e+00 1.055e+04 0.000e+00 1.000e+01 (-1.000e+00) 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 550 Prefactor: 1.001e+00 3.467e-04 0.000e+00 1.000e+01 ( 1.000e+00) 551 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 552 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 545 Normalization: 1.119e+00 1.203e-03 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 236.079 -6.825 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/28170955/cmap_HighResolution_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.55e-03', job_status='DONE', photon_flux_upper_limit='3.45e-08', time_completed='2026-06-09 14:32:24.881781', job_id='28170955', GAL2='1.00', fit_tolerance='1e-08', EG2='1.12', EG='1.12', time_epoch_completed='1781040744.88', return_code2='102', ts='0.00', comment='SUCCESS', return_code='0', GAL='1.00', dlogl='-2.04e-10', ts2='-0.00', photon_index_error='0.00', photon_index='1.87' WHERE bin_id='931' AND source_name='4FGL J1544.3-0649' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 14:32:25 PDT 2026 URCE_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 FHES J1626.9-2431 adding source GAL_V02 Working on... /lscratch/kocevski/28171249/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits.....................! real 60.91 user 59.00 sys 1.01 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28171249/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits', '/lscratch/kocevski/28171249/ft2_4FGL_J1544.3-0649_weekly_bin931.fits', expMap='/lscratch/kocevski/28171249/expmap_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits', expCube='/lscratch/kocevski/28171249/ltcube_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28171249/Model_4FGL_J1544.3-0649_weekly_bin931.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1544.3-0649' 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 9.752e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.866e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/28171249/ft1_filtered_4FGL_J1544.3-0649_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28171249/ft2_4FGL_J1544.3-0649_weekly_bin931.fits Exposure map: /lscratch/kocevski/28171249/expmap_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28171249/ltcube_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28171249/Model_4FGL_J1544.3-0649_weekly_bin931.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20883.5410974 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20883.4595182 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 5.3767 1.0000 .0000 .10000E+07 2 'norm ' 10.524 1.0000 .0000 .10000E+07 3 'norm ' .66065E-01 1.0000 .0000 .10000E+07 4 'Prefactor ' .35529E-05 1.0000 .0000 .10000E+07 5 'norm ' .33337E-04 1.0000 .0000 .10000E+07 6 'Prefactor ' 3.8298 1.0000 .0000 .10000E+07 7 'Prefactor ' 13.828 1.0000 .0000 .10000E+07 8 'Prefactor ' .27946E-03 1.0000 .0000 .10000E+07 9 'Prefactor ' .29340E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 1.1264 1.0000 .0000 .10000E+07 11 'Prefactor ' 25.937 1.0000 .0000 .10000E+07 12 'Normalizat' 1.1197 1.0000 .10000E-01 10.000 13 'Prefactor ' 1.0008 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5530E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 20883.46 FROM MIGRAD STATUS=CONVERGED 107 CALLS 743 TOTAL EDM= .24E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .4% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 5.3719 3.2111 .63698E-08 .10649E-03 2 norm 10.520 4.3944 .10588E-07 -.23481E-04 3 norm .66054E-01 .47760E-01 .20224E-08** at limit ** 4 Prefactor .0000 3.5522 .14956E-07** at limit ** 5 norm .11102E-09 32.951 -.85559E-06** at limit ** 6 Prefactor 3.8231 2.6961 .15023E-07 -.10995E-03 7 Prefactor 14.701 17.395 -.65031E-07 .53579E-04 8 Prefactor .0000 11.190 -.26186E-07** at limit ** 9 Prefactor .0000 6.5469 .60606E-07** at limit ** 10 Prefactor 1.1152 2.0258 .47708E-07 -.23983E-03 11 Prefactor 24.652 29.111 .20676E-06 -.14819E-03 12 Normalizat 1.1191 .21391 -.35065E-06 .11327E-04 13 Prefactor 1.0012 .60116E-01 -.77174E-07 .40359E-04 ERR DEF= .500 Final values: norm = 5.37187 norm = 10.5198 norm = 0.0660544 Prefactor = 0 norm = 1.11022e-10 Prefactor = 3.82306 Prefactor = 14.7005 Prefactor = 0 Prefactor = 0 Prefactor = 1.11521 Prefactor = 24.6518 Normalizat = 1.11913 Prefactor = 1.00124 ********** ** 18 **HESSE ********** FCN= 20883.46 FROM HESSE STATUS=OK 183 CALLS 926 TOTAL EDM= .38E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 5.3719 3.2210 .43316E-03 -1.5662 2 norm 10.520 4.3959 .30861E-03 -1.5643 3 norm .66054E-01 .52857E-01 .58402E-03 -1.5703 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .0000 3.5432 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 norm .11102E-09 1.4057 .66956E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 3.8231 2.6957 .51548E-03 -1.5669 7 Prefactor 14.701 17.422 .26910E-03 -1.5631 8 Prefactor .0000 11.207 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .0000 6.5536 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 1.1152 2.0798 .11027E-02 -1.5687 11 Prefactor 24.652 29.132 .19639E-03 -1.5609 12 Normalizat 1.1191 .19277 .11048 -.89140 13 Prefactor 1.0012 .53245E-01 .33278E-01 -.92688 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 3.77406e-09 Minuit parameter uncertainties: 1 3.221 2 4.39586 3 0.0528569 4 4.04713e-06 5 2.28313e-05 6 2.69574 7 17.4223 8 4.52897e-06 9 5.7351e-06 10 2.07985 11 29.1326 12 0.192894 13 0.0532474 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20883.4571981 Extracting fit parameters... 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 0.000e+00 4.529e-06 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.866e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 550 Prefactor: 1.001e+00 5.325e-02 0.000e+00 1.000e+01 ( 1.000e+00) 551 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 552 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 545 Normalization: 1.119e+00 1.929e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 236.079 -6.825 Photon Flux Upper Limit: 3.44570243424e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00255439116505 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28171249/likelihoodResults_802051201_802656001_4FGL_J1544.3-0649_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): 0 logL (Free Index) = 20883.5001497 delta logL = -0.0429515777687 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 20883.4572025 delta logL = -4.39039649791e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .33045E-04 1.0000 .0000 .10000E+07 2 'Index ' 1.0056 1.0000 .0000 10.000 3 'Normalizat' 1.1188 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0013 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5530E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 20883.46 FROM MIGRAD STATUS=CONVERGED 59 CALLS 232 TOTAL EDM= .76E-12 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .66613E-09 .24745 .42118E-03** at limit ** 2 Index 1.4097 6.0290 .44075 -.61906E-10 3 Normalizat 1.1191 .67323E-03 .11048 .34301E-03 4 Prefactor 1.0012 .19330E-03 .33278E-01 -.78510E-04 ERR DEF= .500 Final values: Prefactor = 6.66134e-10 Index = 1.40966 Normalizat = 1.11913 Prefactor = 1.00124 ********** ** 18 **HESSE ********** FCN= 20883.46 FROM HESSE STATUS=NOT POSDEF 31 CALLS 263 TOTAL EDM= .27E-11 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .66613E-09 .79638 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 1.4097 9.1045 .50000 -.80102 3 Normalizat 1.1191 .12033E-02 .48983E-03 -.89140 4 Prefactor 1.0012 .34670E-03 .14705E-03 -.92688 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.65846e-12 Minuit parameter uncertainties: 1 4.63935e-05 2 10551 3 0.00120326 4 0.000346698 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 20883.4571981 delta logL = -2.03726813197e-10 Extracting fit parameters... 4FGL J1544.3-0649 Spectrum: PowerLaw 260 Prefactor: 6.661e-10 4.639e-05 0.000e+00 1.000e+06 ( 1.000e-14) 261 Index: 1.410e+00 1.055e+04 0.000e+00 1.000e+01 (-1.000e+00) 262 Scale: 3.286e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 550 Prefactor: 1.001e+00 3.467e-04 0.000e+00 1.000e+01 ( 1.000e+00) 551 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 552 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 545 Normalization: 1.119e+00 1.203e-03 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 236.079 -6.825 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/28171249/cmap_HighResolution_802051201_802656001_4FGL_J1544.3-0649_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.55e-03', job_status='DONE', photon_flux_upper_limit='3.45e-08', time_completed='2026-06-09 14:34:57.725252', job_id='28171249', GAL2='1.00', fit_tolerance='1e-08', EG2='1.12', EG='1.12', time_epoch_completed='1781040897.73', return_code2='102', ts='0.00', comment='SUCCESS', return_code='0', GAL='1.00', dlogl='-2.04e-10', ts2='-0.00', photon_index_error='0.00', photon_index='1.87' WHERE bin_id='931' AND source_name='4FGL J1544.3-0649' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 14:34:57 PDT 2026