number of points = 17264 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2237.0-3921_weekly_bin938 RA = 339.269, Dec = -39.357 tmin = 806284801, tmax = 806889601 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='33484961', job_status='RUN', time_executed='2026-07-28 20:12:30.576799', time_epoch_executed='1785294750.58' WHERE source_name='4FGL J2237.0-3921' and cadence='weekly' and bin_id='938' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/33484961 Creating custom pfile directory: /lscratch/kocevski/33484961/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/33484961/ft1_4FGL_J2237.0-3921_weekly_bin938.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/33484961/ft2_4FGL_J2237.0-3921_weekly_bin938.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/33484961/ft1_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33484961/ft1_filteredMKT_4FGL_J2237.0-3921_weekly_bin938.fits ra=339.269 dec=-39.357 rad=12.0 tmin=806284801.0 tmax=806889601.0 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 5.25 user 4.35 sys 0.25 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/33484961/ft2_4FGL_J2237.0-3921_weekly_bin938.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/33484961/ft2_4FGL_J2237.0-3921_weekly_bin938.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/33484961/ft1_filteredMKT_4FGL_J2237.0-3921_weekly_bin938.fits evtable="EVENTS" outfile="/lscratch/kocevski/33484961/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.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 1.02 user 0.20 sys 0.14 Number of photons that the gtmktime cut: 1057 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/33484961/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits" evtable="EVENTS" scfile=/lscratch/kocevski/33484961/ft2_4FGL_J2237.0-3921_weekly_bin938.fits sctable="SC_DATA"/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). outfile=/lscratch/kocevski/33484961/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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/33484961/ft2_4FGL_J2237.0-3921_weekly_bin938.fits .....................! real 16.18 user 15.25 sys 0.27 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/33484961/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits evtable="EVENTS" scfile=/lscratch/kocevski/33484961/ft2_4FGL_J2237.0-3921_weekly_bin938.fits sctable="SC_DATA" expcube=/lscratch/kocevski/33484961/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33484961/expmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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/33484961/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits .....................! real 60.19 user 55.76 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 183 point sources and 0 extended sources Setting source of interest to: 4FGL J2237.0-3921 @ 339.269 -39.357 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/33484961/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits scfile=/lscratch/kocevski/33484961/ft2_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33484961/cmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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=339.269 yref=-39.357 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 1.14 user 0.21 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/33484961/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits scfile=/lscratch/kocevski/33484961/ft2_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33484961/cmap_HighResolution_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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=339.269 yref=-39.357 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 1.20 user 0.20 sys 0.15 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/33484961/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits evtable="EVENTS" scfile=/lscratch/kocevski/33484961/ft2_4FGL_J2237.0-3921_weekly_bin938.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/33484961/Model_4FGL_J2237.0-3921_weekly_bin938.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 sourcnumber of points = 17264 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2237.0-3921_weekly_bin938 RA = 339.269, Dec = -39.357 tmin = 806284801, tmax = 806889601 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='33485127', job_status='RUN', time_executed='2026-07-28 20:15:31.873093', time_epoch_executed='1785294931.87' WHERE source_name='4FGL J2237.0-3921' and cadence='weekly' and bin_id='938' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/33485127 Creating custom pfile directory: /lscratch/kocevski/33485127/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/33485127/ft1_4FGL_J2237.0-3921_weekly_bin938.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/33485127/ft2_4FGL_J2237.0-3921_weekly_bin938.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/33485127/ft1_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33485127/ft1_filteredMKT_4FGL_J2237.0-3921_weekly_bin938.fits ra=339.269 dec=-39.357 rad=12.0 tmin=806284801.0 tmax=806889601.0 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 5.37 user 4.25 sys 0.20 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/33485127/ft2_4FGL_J2237.0-3921_weekly_bin938.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/33485127/ft2_4FGL_J2237.0-3921_weekly_bin938.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/33485127/ft1_filteredMKT_4FGL_J2237.0-3921_weekly_bin938.fits evtable="EVENTS" outfile="/lscratch/kocevski/33485127/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.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 0.96 user 0.18 sys 0.13 Number of photons that the gtmktime cut: 1057 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/33485127/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits" evtable="EVENTS" scfile=/lscratch/kocevski/33485127/ft2_4FGL_J2237.0-3921_weekly_bin938.fits sctable="SC_DATA"e GAL_V02 Working on... /lscratch/kocevski/33484961/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits.....................! real 27.76 user 25.64 sys 0.99 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/33484961/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits', '/lscratch/kocevski/33484961/ft2_4FGL_J2237.0-3921_weekly_bin938.fits', expMap='/lscratch/kocevski/33484961/expmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits', expCube='/lscratch/kocevski/33484961/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/33484961/Model_4FGL_J2237.0-3921_weekly_bin938.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2237.0-3921' 4FGL J2237.0-3921 Spectrum: PowerLaw 290 Prefactor: 5.768e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 291 Index: 2.381e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 292 Scale: 9.499e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/33484961/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits Spacecraft file(s): /lscratch/kocevski/33484961/ft2_4FGL_J2237.0-3921_weekly_bin938.fits Exposure map: /lscratch/kocevski/33484961/expmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits Exposure cube: /lscratch/kocevski/33484961/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/33484961/Model_4FGL_J2237.0-3921_weekly_bin938.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) = 11377.1964745 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 11377.1871145 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 9.7483 1.0000 .0000 .10000E+07 2 'Prefactor ' 3.3334 1.0000 .0000 .10000E+07 3 'Prefactor ' 4.6047 1.0000 .0000 .10000E+07 4 'norm ' .49960E-09 1.0000 .0000 .10000E+07 5 'Prefactor ' 32.957 1.0000 .0000 .10000E+07 6 'Prefactor ' .76624 1.0000 .0000 .10000E+07 7 'Prefactor ' .64282E-07 1.0000 .0000 .10000E+07 8 'Prefactor ' 19.731 1.0000 .0000 .10000E+07 9 'Prefactor ' 6.8807 1.0000 .0000 .10000E+07 10 'Prefactor ' 15.352 1.0000 .0000 .10000E+07 11 'Prefactor ' 5.4963 1.0000 .0000 .10000E+07 12 'Prefactor ' 2.4874 1.0000 .0000 .10000E+07 13 'Prefactor ' 2.6601 1.0000 .0000 .10000E+07 14 'norm ' .78806 1.0000 .0000 .10000E+07 15 'Prefactor ' 8.4803 1.0000 .0000 .10000E+07 16 'norm ' .0000 1.0000 .0000 .10000E+07 17 'norm ' .38858E-09 1.0000 .0000 .10000E+07 18 'norm ' 32.916 1.0000 .0000 .10000E+07 19 'Prefactor ' .37748E-08 1.0000 .0000 .10000E+07 20 'Prefactor ' .80491E-08 1.0000 .0000 .10000E+07 21 'norm ' 4.6678 1.0000 .0000 .10000E+07 22 'norm ' 1.6144 1.0000 .0000 .10000E+07 23 'Normalizat' .94530 1.0000 .10000E-01 10.000 24 'Prefactor ' .76479 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5850E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 11377.19 FROM MIGRAD STATUS=CONVERGED 102 CALLS 2331 TOTAL EDM= .72E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 9.7482 3.2645 -.80994E-08 .39337E-02 2 Prefactor 3.3334 3.4508 -.10332E-05 -.10340E-01 3 Prefactor 4.6044 3.1620 .55250E-06 -.92728E-02 4 norm .0000 2.6893 -.16418E-07** at limit ** 5 Prefactor 32.959 1.0200 -.17460E-07 .21862E-01 6 Prefactor .76619 .55382 -.12538E-06 .45215E-02 7 Prefactor .55511E-10 2.1395 -.11145E-06** at limit ** 8 Prefactor 19.713 1.6426 .16606E-06 -.13636 9 Prefactor 6.8811 3.8286 .17429E-06 .40840E-02 10 Prefactor 15.351 1.0427 .36234E-07 -.23772E-01 11 Prefactor 5.4985 1.0161 -.67139E-08 .32697E-02 12 Prefactor 2.4871 3.6606 .21511E-06 .10169E-01 13 Prefactor 2.6609 3.8385 .69754E-06 .17298E-01 14 norm .78819 1.9750 .77203E-06 .54156E-02 15 Prefactor 8.4813 1.0153 -.15134E-07 .58080E-02 16 norm .0000 1.9508 .17269E-08** at limit ** 17 norm .0000 1.2441 -.12437E-07** at limit ** 18 norm 32.914 1.0772 -.12501E-07 .24208E-02 19 Prefactor .55511E-10 7.7151 .18863E-07** at limit ** 20 Prefactor .18874E-08 13.280 .21850E-07** at limit ** 21 norm 4.6681 2.4857 -.11182E-08 .39589E-02 22 norm 1.6145 1.9494 -.39338E-07 -.24458E-03 23 Normalizat .94527 .13826 -.30968E-05 -.30385E-03 24 Prefactor .76483 .13560 .15291E-05 -.22781E-03 ERR DEF= .500 Final values: norm = 9.74823 Prefactor = 3.33335 Prefactor = 4.60438 norm = 0 Prefactor = 32.9588 Prefactor = 0.766191 Prefactor = 5.55112e-11 Prefactor = 19.7132 Prefactor = 6.88114 Prefactor = 15.3509 Prefactor = 5.49845 Prefactor = 2.48711 Prefactor = 2.6609 norm = 0.788191 Prefactor = 8.48126 norm = 0 norm = 0 norm = 32.9142 Prefactor = 5.55112e-11 Prefactor = 1.88738e-09 norm = 4.66809 norm = 1.61455 Normalizat = 0.945269 Prefactor = 0.764834 ********** ** 18 **HESSE ********** FCN= 11377.19 FROM HESSE STATUS=OK 453 CALLS 2784 TOTAL EDM= .90E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 9.7482 3.2919 .32071E-03 -1.5646 2 Prefactor 3.3334 4.6879 .55413E-03 -1.5671 3 Prefactor 4.6044 4.6543 .46882E-03 -1.5665 4 norm .0000 2.6917 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor 32.959 18.909 .17421E-03 -1.5593 6 Prefactor .76619 3.3721 .55486E-03 -1.5690 7 Prefactor .55511E-10 2.1092 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor 19.713 27.580 .22520E-03 -1.5619 9 Prefactor 6.8811 4.1823 .38224E-03 -1.5655 10 Prefactor 15.351 12.946 .25536E-03 -1.5630 11 Prefactor 5.4985 14.585 .42834E-03 -1.5661 12 Prefactor 2.4871 4.7263 .64787E-03 -1.5676 13 Prefactor 2.6609 4.5547 .62469E-03 -1.5675 14 norm .78819 2.0732 .53829E-03 -1.5690 15 Prefactor 8.4813 17.546 .34400E-03 -1.5650 16 norm .0000 1.9593 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 norm .0000 1.2438 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 norm 32.914 7.7311 .17432E-03 -1.5593 19 Prefactor .55511E-10 7.7171 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 Prefactor .18874E-08 13.291 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 21 norm 4.6681 2.5065 .46556E-03 -1.5665 22 norm 1.6145 1.9781 .83306E-03 -1.5683 23 Normalizat .94527 .12122 .45478E-01 -.94887 24 Prefactor .76483 .11538 .43257E-01 -1.0104 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 9.03522e-07 Minuit parameter uncertainties: 1 3.29189 2 4.68795 3 4.65428 4 1.26753e-05 5 18.9087 6 3.21477 7 2.49356e-05 8 27.5802 9 4.1823 10 12.9462 11 14.5849 12 4.72632 13 4.55468 14 2.07323 15 17.5457 16 2.23505e-07 17 5.19264e-06 18 7.73114 19 3.69917e-05 20 0.00031908 21 2.50651 22 1.97805 23 0.121255 24 0.115413 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 11377.1871148 Extracting fit parameters... 4FGL J2237.0-3921 Spectrum: PowerLaw 290 Prefactor: 5.498e+00 1.458e+01 0.000e+00 1.000e+06 ( 1.000e-13) 291 Index: 2.381e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 292 Scale: 9.499e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 582 Prefactor: 7.648e-01 1.154e-01 0.000e+00 1.000e+01 ( 1.000e+00) 583 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 584 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 581 Normalization: 9.453e-01 1.213e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.18 Ra Dec: 339.269 -39.357 Photon Flux Upper Limit: 5.73533961559e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00442606575405 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/33484961/likelihoodResults_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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) = 11376.883721 delta logL = 0.303393715994 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 11376.8835493 delta logL = 0.30356542172 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 1.1839 1.0000 .0000 .10000E+07 2 'Index ' 3.8936 1.0000 .0000 10.000 3 'Normalizat' .91601 1.0000 .10000E-01 10.000 4 'Prefactor ' .78454 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5850E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 11376.88 FROM MIGRAD STATUS=CONVERGED 50 CALLS 394 TOTAL EDM= .19E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 1.1847 23.687 .10490E-02 .24858E-01 2 Index 3.8951 2.8815 .15379 .16220E-03 3 Normalizat .91604 .23528E-01 .45106E-01 -.22900E-03 4 Prefactor .78453 .23277E-01 .43516E-01 -.15344E-03 ERR DEF= .500 Final values: Prefactor = 1.18471 Index = 3.89514 Normalizat = 0.916042 Prefactor = 0.784525 ********** ** 18 **HESSE ********** FCN= 11376.88 FROM HESSE STATUS=NOT POSDEF 33 CALLS 427 TOTAL EDM= .16E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 1.1847 78.805 .13043E-04 -1.5686 2 Index 3.8951 6.8108 .84703E-02 -.22281 3 Normalizat .91604 .10884 .22795E-03 -.95899 4 Prefactor .78453 .10680 .24080E-03 -1.0030 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 1.5896e-06 Minuit parameter uncertainties: 1 19.325 2 8.1936 3 0.10887 4 0.106828 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) = 11376.8835433 delta logL = 0.303571435335 Extracting fit parameters... 4FGL J2237.0-3921 Spectrum: PowerLaw 290 Prefactor: 1.185e+00 1.933e+01 0.000e+00 1.000e+06 ( 1.000e-13) 291 Index: 3.895e+00 8.194e+00 0.000e+00 1.000e+01 (-1.000e+00) 292 Scale: 9.499e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 582 Prefactor: 7.845e-01 1.068e-01 0.000e+00 1.000e+01 ( 1.000e+00) 583 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 584 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 581 Normalization: 9.160e-01 1.089e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.18 Ra Dec: 339.269 -39.357 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/33484961/cmap_HighResolution_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='4.43e-03', job_status='DONE', photon_flux_upper_limit='5.74e-08', time_completed='2026-07-28 20:23:50.582179', job_id='33484961', GAL2='0.78', fit_tolerance='1e-08', EG2='0.92', EG='0.95', time_epoch_completed='1785295430.58', return_code2='102', ts='0.18', comment='SUCCESS', return_code='0', GAL='0.76', dlogl='3.04e-01', ts2='0.85', photon_index_error='0.00', photon_index='2.38' WHERE bin_id='938' AND source_name='4FGL J2237.0-3921' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 28 20:23:51 PDT 2026 outfile=/lscratch/kocevski/33485127/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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/33485127/ft2_4FGL_J2237.0-3921_weekly_bin938.fits .....................! real 16.23 user 15.08 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/33485127/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits evtable="EVENTS" scfile=/lscratch/kocevski/33485127/ft2_4FGL_J2237.0-3921_weekly_bin938.fits sctable="SC_DATA" expcube=/lscratch/kocevski/33485127/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33485127/expmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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/33485127/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits .....................! real 60.10 user 55.64 sys 3.51 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 183 point sources and 0 extended sources Setting source of interest to: 4FGL J2237.0-3921 @ 339.269 -39.357 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/33485127/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits scfile=/lscratch/kocevski/33485127/ft2_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33485127/cmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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=339.269 yref=-39.357 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 1.09 user 0.19 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/33485127/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits scfile=/lscratch/kocevski/33485127/ft2_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33485127/cmap_HighResolution_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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=339.269 yref=-39.357 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 1.19 user 0.20 sys 0.12 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/33485127/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits evtable="EVENTS" scfile=/lscratch/kocevski/33485127/ft2_4FGL_J2237.0-3921_weekly_bin938.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/33485127/Model_4FGL_J2237.0-3921_weekly_bin938.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 sourcnumber of points = 17264 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2237.0-3921_weekly_bin938 RA = 339.269, Dec = -39.357 tmin = 806284801, tmax = 806889601 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='33485384', job_status='RUN', time_executed='2026-07-28 20:18:34.038413', time_epoch_executed='1785295114.04' WHERE source_name='4FGL J2237.0-3921' and cadence='weekly' and bin_id='938' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/33485384 Creating custom pfile directory: /lscratch/kocevski/33485384/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/33485384/ft1_4FGL_J2237.0-3921_weekly_bin938.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/33485384/ft2_4FGL_J2237.0-3921_weekly_bin938.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/33485384/ft1_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33485384/ft1_filteredMKT_4FGL_J2237.0-3921_weekly_bin938.fits ra=339.269 dec=-39.357 rad=12.0 tmin=806284801.0 tmax=806889601.0 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 5.55 user 4.50 sys 0.24 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/33485384/ft2_4FGL_J2237.0-3921_weekly_bin938.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/33485384/ft2_4FGL_J2237.0-3921_weekly_bin938.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/33485384/ft1_filteredMKT_4FGL_J2237.0-3921_weekly_bin938.fits evtable="EVENTS" outfile="/lscratch/kocevski/33485384/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.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 0.90 user 0.19 sys 0.14 Number of photons that the gtmktime cut: 1057 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/33485384/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits" evtable="EVENTS" scfile=/lscratch/kocevski/33485384/ft2_4FGL_J2237.0-3921_weekly_bin938.fits sctable="SC_DATA"e GAL_V02 Working on... /lscratch/kocevski/33485127/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits.....................! real 27.28 user 25.77 sys 0.51 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/33485127/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits', '/lscratch/kocevski/33485127/ft2_4FGL_J2237.0-3921_weekly_bin938.fits', expMap='/lscratch/kocevski/33485127/expmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits', expCube='/lscratch/kocevski/33485127/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/33485127/Model_4FGL_J2237.0-3921_weekly_bin938.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2237.0-3921' 4FGL J2237.0-3921 Spectrum: PowerLaw 290 Prefactor: 5.768e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 291 Index: 2.381e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 292 Scale: 9.499e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/33485127/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits Spacecraft file(s): /lscratch/kocevski/33485127/ft2_4FGL_J2237.0-3921_weekly_bin938.fits Exposure map: /lscratch/kocevski/33485127/expmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits Exposure cube: /lscratch/kocevski/33485127/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/33485127/Model_4FGL_J2237.0-3921_weekly_bin938.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) = 11377.1964745 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 11377.1871145 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 9.7483 1.0000 .0000 .10000E+07 2 'Prefactor ' 3.3334 1.0000 .0000 .10000E+07 3 'Prefactor ' 4.6047 1.0000 .0000 .10000E+07 4 'norm ' .49960E-09 1.0000 .0000 .10000E+07 5 'Prefactor ' 32.957 1.0000 .0000 .10000E+07 6 'Prefactor ' .76624 1.0000 .0000 .10000E+07 7 'Prefactor ' .64282E-07 1.0000 .0000 .10000E+07 8 'Prefactor ' 19.731 1.0000 .0000 .10000E+07 9 'Prefactor ' 6.8807 1.0000 .0000 .10000E+07 10 'Prefactor ' 15.352 1.0000 .0000 .10000E+07 11 'Prefactor ' 5.4963 1.0000 .0000 .10000E+07 12 'Prefactor ' 2.4874 1.0000 .0000 .10000E+07 13 'Prefactor ' 2.6601 1.0000 .0000 .10000E+07 14 'norm ' .78806 1.0000 .0000 .10000E+07 15 'Prefactor ' 8.4803 1.0000 .0000 .10000E+07 16 'norm ' .0000 1.0000 .0000 .10000E+07 17 'norm ' .38858E-09 1.0000 .0000 .10000E+07 18 'norm ' 32.916 1.0000 .0000 .10000E+07 19 'Prefactor ' .37748E-08 1.0000 .0000 .10000E+07 20 'Prefactor ' .80491E-08 1.0000 .0000 .10000E+07 21 'norm ' 4.6678 1.0000 .0000 .10000E+07 22 'norm ' 1.6144 1.0000 .0000 .10000E+07 23 'Normalizat' .94530 1.0000 .10000E-01 10.000 24 'Prefactor ' .76479 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5850E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 11377.19 FROM MIGRAD STATUS=CONVERGED 102 CALLS 2331 TOTAL EDM= .72E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 9.7482 3.2645 -.80994E-08 .39337E-02 2 Prefactor 3.3334 3.4508 -.10332E-05 -.10340E-01 3 Prefactor 4.6044 3.1620 .55250E-06 -.92728E-02 4 norm .0000 2.6893 -.16418E-07** at limit ** 5 Prefactor 32.959 1.0200 -.17460E-07 .21862E-01 6 Prefactor .76619 .55382 -.12538E-06 .45215E-02 7 Prefactor .55511E-10 2.1395 -.11145E-06** at limit ** 8 Prefactor 19.713 1.6426 .16606E-06 -.13636 9 Prefactor 6.8811 3.8286 .17429E-06 .40840E-02 10 Prefactor 15.351 1.0427 .36234E-07 -.23772E-01 11 Prefactor 5.4985 1.0161 -.67139E-08 .32697E-02 12 Prefactor 2.4871 3.6606 .21511E-06 .10169E-01 13 Prefactor 2.6609 3.8385 .69754E-06 .17298E-01 14 norm .78819 1.9750 .77203E-06 .54156E-02 15 Prefactor 8.4813 1.0153 -.15134E-07 .58080E-02 16 norm .0000 1.9508 .17269E-08** at limit ** 17 norm .0000 1.2441 -.12437E-07** at limit ** 18 norm 32.914 1.0772 -.12501E-07 .24208E-02 19 Prefactor .55511E-10 7.7151 .18863E-07** at limit ** 20 Prefactor .18874E-08 13.280 .21850E-07** at limit ** 21 norm 4.6681 2.4857 -.11182E-08 .39589E-02 22 norm 1.6145 1.9494 -.39338E-07 -.24458E-03 23 Normalizat .94527 .13826 -.30968E-05 -.30385E-03 24 Prefactor .76483 .13560 .15291E-05 -.22781E-03 ERR DEF= .500 Final values: norm = 9.74823 Prefactor = 3.33335 Prefactor = 4.60438 norm = 0 Prefactor = 32.9588 Prefactor = 0.766191 Prefactor = 5.55112e-11 Prefactor = 19.7132 Prefactor = 6.88114 Prefactor = 15.3509 Prefactor = 5.49845 Prefactor = 2.48711 Prefactor = 2.6609 norm = 0.788191 Prefactor = 8.48126 norm = 0 norm = 0 norm = 32.9142 Prefactor = 5.55112e-11 Prefactor = 1.88738e-09 norm = 4.66809 norm = 1.61455 Normalizat = 0.945269 Prefactor = 0.764834 ********** ** 18 **HESSE ********** FCN= 11377.19 FROM HESSE STATUS=OK 453 CALLS 2784 TOTAL EDM= .90E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 9.7482 3.2919 .32071E-03 -1.5646 2 Prefactor 3.3334 4.6879 .55413E-03 -1.5671 3 Prefactor 4.6044 4.6543 .46882E-03 -1.5665 4 norm .0000 2.6917 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor 32.959 18.909 .17421E-03 -1.5593 6 Prefactor .76619 3.3721 .55486E-03 -1.5690 7 Prefactor .55511E-10 2.1092 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor 19.713 27.580 .22520E-03 -1.5619 9 Prefactor 6.8811 4.1823 .38224E-03 -1.5655 10 Prefactor 15.351 12.946 .25536E-03 -1.5630 11 Prefactor 5.4985 14.585 .42834E-03 -1.5661 12 Prefactor 2.4871 4.7263 .64787E-03 -1.5676 13 Prefactor 2.6609 4.5547 .62469E-03 -1.5675 14 norm .78819 2.0732 .53829E-03 -1.5690 15 Prefactor 8.4813 17.546 .34400E-03 -1.5650 16 norm .0000 1.9593 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 norm .0000 1.2438 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 norm 32.914 7.7311 .17432E-03 -1.5593 19 Prefactor .55511E-10 7.7171 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 Prefactor .18874E-08 13.291 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 21 norm 4.6681 2.5065 .46556E-03 -1.5665 22 norm 1.6145 1.9781 .83306E-03 -1.5683 23 Normalizat .94527 .12122 .45478E-01 -.94887 24 Prefactor .76483 .11538 .43257E-01 -1.0104 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 9.03522e-07 Minuit parameter uncertainties: 1 3.29189 2 4.68795 3 4.65428 4 1.26753e-05 5 18.9087 6 3.21477 7 2.49356e-05 8 27.5802 9 4.1823 10 12.9462 11 14.5849 12 4.72632 13 4.55468 14 2.07323 15 17.5457 16 2.23505e-07 17 5.19264e-06 18 7.73114 19 3.69917e-05 20 0.00031908 21 2.50651 22 1.97805 23 0.121255 24 0.115413 outfile=/lscratch/kocevski/33485384/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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/33485384/ft2_4FGL_J2237.0-3921_weekly_bin938.fits .....................! real 17.05 user 16.18 sys 0.25 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/33485384/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits evtable="EVENTS" scfile=/lscratch/kocevski/33485384/ft2_4FGL_J2237.0-3921_weekly_bin938.fits sctable="SC_DATA" expcube=/lscratch/kocevski/33485384/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33485384/expmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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/33485384/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits .....................! real 61.86 user 57.33 sys 3.56 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 183 point sources and 0 extended sources Setting source of interest to: 4FGL J2237.0-3921 @ 339.269 -39.357 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/33485384/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits scfile=/lscratch/kocevski/33485384/ft2_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33485384/cmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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=339.269 yref=-39.357 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 1.02 user 0.23 sys 0.11 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/33485384/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits scfile=/lscratch/kocevski/33485384/ft2_4FGL_J2237.0-3921_weekly_bin938.fits outfile=/lscratch/kocevski/33485384/cmap_HighResolution_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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=339.269 yref=-39.357 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 1.07 user 0.22 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/33485384/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits evtable="EVENTS" scfile=/lscratch/kocevski/33485384/ft2_4FGL_J2237.0-3921_weekly_bin938.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/33485384/Model_4FGL_J2237.0-3921_weekly_bin938.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 sourcDone. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 11377.1871148 Extracting fit parameters... 4FGL J2237.0-3921 Spectrum: PowerLaw 290 Prefactor: 5.498e+00 1.458e+01 0.000e+00 1.000e+06 ( 1.000e-13) 291 Index: 2.381e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 292 Scale: 9.499e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 582 Prefactor: 7.648e-01 1.154e-01 0.000e+00 1.000e+01 ( 1.000e+00) 583 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 584 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 581 Normalization: 9.453e-01 1.213e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.18 Ra Dec: 339.269 -39.357 Photon Flux Upper Limit: 5.73533961559e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00442606575405 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/33485127/likelihoodResults_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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) = 11376.883721 delta logL = 0.303393715994 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 11376.8835493 delta logL = 0.30356542172 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 1.1839 1.0000 .0000 .10000E+07 2 'Index ' 3.8936 1.0000 .0000 10.000 3 'Normalizat' .91601 1.0000 .10000E-01 10.000 4 'Prefactor ' .78454 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5850E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 11376.88 FROM MIGRAD STATUS=CONVERGED 50 CALLS 394 TOTAL EDM= .19E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 1.1847 23.687 .10490E-02 .24858E-01 2 Index 3.8951 2.8815 .15379 .16220E-03 3 Normalizat .91604 .23528E-01 .45106E-01 -.22900E-03 4 Prefactor .78453 .23277E-01 .43516E-01 -.15344E-03 ERR DEF= .500 Final values: Prefactor = 1.18471 Index = 3.89514 Normalizat = 0.916042 Prefactor = 0.784525 ********** ** 18 **HESSE ********** FCN= 11376.88 FROM HESSE STATUS=NOT POSDEF 33 CALLS 427 TOTAL EDM= .16E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 1.1847 78.805 .13043E-04 -1.5686 2 Index 3.8951 6.8108 .84703E-02 -.22281 3 Normalizat .91604 .10884 .22795E-03 -.95899 4 Prefactor .78453 .10680 .24080E-03 -1.0030 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 1.5896e-06 Minuit parameter uncertainties: 1 19.325 2 8.1936 3 0.10887 4 0.106828 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) = 11376.8835433 delta logL = 0.303571435335 Extracting fit parameters... 4FGL J2237.0-3921 Spectrum: PowerLaw 290 Prefactor: 1.185e+00 1.933e+01 0.000e+00 1.000e+06 ( 1.000e-13) 291 Index: 3.895e+00 8.194e+00 0.000e+00 1.000e+01 (-1.000e+00) 292 Scale: 9.499e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 582 Prefactor: 7.845e-01 1.068e-01 0.000e+00 1.000e+01 ( 1.000e+00) 583 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 584 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 581 Normalization: 9.160e-01 1.089e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.18 Ra Dec: 339.269 -39.357 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/33485127/cmap_HighResolution_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='4.43e-03', job_status='DONE', photon_flux_upper_limit='5.74e-08', time_completed='2026-07-28 20:27:53.651587', job_id='33485127', GAL2='0.78', fit_tolerance='1e-08', EG2='0.92', EG='0.95', time_epoch_completed='1785295673.65', return_code2='102', ts='0.18', comment='SUCCESS', return_code='0', GAL='0.76', dlogl='3.04e-01', ts2='0.85', photon_index_error='0.00', photon_index='2.38' WHERE bin_id='938' AND source_name='4FGL J2237.0-3921' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 28 20:27:54 PDT 2026 e GAL_V02 Working on... /lscratch/kocevski/33485384/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits.....................! real 30.00 user 28.00 sys 1.07 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/33485384/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits', '/lscratch/kocevski/33485384/ft2_4FGL_J2237.0-3921_weekly_bin938.fits', expMap='/lscratch/kocevski/33485384/expmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits', expCube='/lscratch/kocevski/33485384/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/33485384/Model_4FGL_J2237.0-3921_weekly_bin938.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2237.0-3921' 4FGL J2237.0-3921 Spectrum: PowerLaw 290 Prefactor: 5.768e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 291 Index: 2.381e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 292 Scale: 9.499e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/33485384/ft1_filtered_4FGL_J2237.0-3921_weekly_bin938.fits Spacecraft file(s): /lscratch/kocevski/33485384/ft2_4FGL_J2237.0-3921_weekly_bin938.fits Exposure map: /lscratch/kocevski/33485384/expmap_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits Exposure cube: /lscratch/kocevski/33485384/ltcube_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/33485384/Model_4FGL_J2237.0-3921_weekly_bin938.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) = 11377.1964745 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 11377.1871145 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 9.7483 1.0000 .0000 .10000E+07 2 'Prefactor ' 3.3334 1.0000 .0000 .10000E+07 3 'Prefactor ' 4.6047 1.0000 .0000 .10000E+07 4 'norm ' .49960E-09 1.0000 .0000 .10000E+07 5 'Prefactor ' 32.957 1.0000 .0000 .10000E+07 6 'Prefactor ' .76624 1.0000 .0000 .10000E+07 7 'Prefactor ' .64282E-07 1.0000 .0000 .10000E+07 8 'Prefactor ' 19.731 1.0000 .0000 .10000E+07 9 'Prefactor ' 6.8807 1.0000 .0000 .10000E+07 10 'Prefactor ' 15.352 1.0000 .0000 .10000E+07 11 'Prefactor ' 5.4963 1.0000 .0000 .10000E+07 12 'Prefactor ' 2.4874 1.0000 .0000 .10000E+07 13 'Prefactor ' 2.6601 1.0000 .0000 .10000E+07 14 'norm ' .78806 1.0000 .0000 .10000E+07 15 'Prefactor ' 8.4803 1.0000 .0000 .10000E+07 16 'norm ' .0000 1.0000 .0000 .10000E+07 17 'norm ' .38858E-09 1.0000 .0000 .10000E+07 18 'norm ' 32.916 1.0000 .0000 .10000E+07 19 'Prefactor ' .37748E-08 1.0000 .0000 .10000E+07 20 'Prefactor ' .80491E-08 1.0000 .0000 .10000E+07 21 'norm ' 4.6678 1.0000 .0000 .10000E+07 22 'norm ' 1.6144 1.0000 .0000 .10000E+07 23 'Normalizat' .94530 1.0000 .10000E-01 10.000 24 'Prefactor ' .76479 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5850E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 11377.19 FROM MIGRAD STATUS=CONVERGED 102 CALLS 2331 TOTAL EDM= .72E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 9.7482 3.2645 -.80994E-08 .39337E-02 2 Prefactor 3.3334 3.4508 -.10332E-05 -.10340E-01 3 Prefactor 4.6044 3.1620 .55250E-06 -.92728E-02 4 norm .0000 2.6893 -.16418E-07** at limit ** 5 Prefactor 32.959 1.0200 -.17460E-07 .21862E-01 6 Prefactor .76619 .55382 -.12538E-06 .45215E-02 7 Prefactor .55511E-10 2.1395 -.11145E-06** at limit ** 8 Prefactor 19.713 1.6426 .16606E-06 -.13636 9 Prefactor 6.8811 3.8286 .17429E-06 .40840E-02 10 Prefactor 15.351 1.0427 .36234E-07 -.23772E-01 11 Prefactor 5.4985 1.0161 -.67139E-08 .32697E-02 12 Prefactor 2.4871 3.6606 .21511E-06 .10169E-01 13 Prefactor 2.6609 3.8385 .69754E-06 .17298E-01 14 norm .78819 1.9750 .77203E-06 .54156E-02 15 Prefactor 8.4813 1.0153 -.15134E-07 .58080E-02 16 norm .0000 1.9508 .17269E-08** at limit ** 17 norm .0000 1.2441 -.12437E-07** at limit ** 18 norm 32.914 1.0772 -.12501E-07 .24208E-02 19 Prefactor .55511E-10 7.7151 .18863E-07** at limit ** 20 Prefactor .18874E-08 13.280 .21850E-07** at limit ** 21 norm 4.6681 2.4857 -.11182E-08 .39589E-02 22 norm 1.6145 1.9494 -.39338E-07 -.24458E-03 23 Normalizat .94527 .13826 -.30968E-05 -.30385E-03 24 Prefactor .76483 .13560 .15291E-05 -.22781E-03 ERR DEF= .500 Final values: norm = 9.74823 Prefactor = 3.33335 Prefactor = 4.60438 norm = 0 Prefactor = 32.9588 Prefactor = 0.766191 Prefactor = 5.55112e-11 Prefactor = 19.7132 Prefactor = 6.88114 Prefactor = 15.3509 Prefactor = 5.49845 Prefactor = 2.48711 Prefactor = 2.6609 norm = 0.788191 Prefactor = 8.48126 norm = 0 norm = 0 norm = 32.9142 Prefactor = 5.55112e-11 Prefactor = 1.88738e-09 norm = 4.66809 norm = 1.61455 Normalizat = 0.945269 Prefactor = 0.764834 ********** ** 18 **HESSE ********** FCN= 11377.19 FROM HESSE STATUS=OK 453 CALLS 2784 TOTAL EDM= .90E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 9.7482 3.2919 .32071E-03 -1.5646 2 Prefactor 3.3334 4.6879 .55413E-03 -1.5671 3 Prefactor 4.6044 4.6543 .46882E-03 -1.5665 4 norm .0000 2.6917 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor 32.959 18.909 .17421E-03 -1.5593 6 Prefactor .76619 3.3721 .55486E-03 -1.5690 7 Prefactor .55511E-10 2.1092 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor 19.713 27.580 .22520E-03 -1.5619 9 Prefactor 6.8811 4.1823 .38224E-03 -1.5655 10 Prefactor 15.351 12.946 .25536E-03 -1.5630 11 Prefactor 5.4985 14.585 .42834E-03 -1.5661 12 Prefactor 2.4871 4.7263 .64787E-03 -1.5676 13 Prefactor 2.6609 4.5547 .62469E-03 -1.5675 14 norm .78819 2.0732 .53829E-03 -1.5690 15 Prefactor 8.4813 17.546 .34400E-03 -1.5650 16 norm .0000 1.9593 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 norm .0000 1.2438 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 norm 32.914 7.7311 .17432E-03 -1.5593 19 Prefactor .55511E-10 7.7171 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 Prefactor .18874E-08 13.291 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 21 norm 4.6681 2.5065 .46556E-03 -1.5665 22 norm 1.6145 1.9781 .83306E-03 -1.5683 23 Normalizat .94527 .12122 .45478E-01 -.94887 24 Prefactor .76483 .11538 .43257E-01 -1.0104 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 9.03522e-07 Minuit parameter uncertainties: 1 3.29189 2 4.68795 3 4.65428 4 1.26753e-05 5 18.9087 6 3.21477 7 2.49356e-05 8 27.5802 9 4.1823 10 12.9462 11 14.5849 12 4.72632 13 4.55468 14 2.07323 15 17.5457 16 2.23505e-07 17 5.19264e-06 18 7.73114 19 3.69917e-05 20 0.00031908 21 2.50651 22 1.97805 23 0.121255 24 0.115413 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 11377.1871148 Extracting fit parameters... 4FGL J2237.0-3921 Spectrum: PowerLaw 290 Prefactor: 5.498e+00 1.458e+01 0.000e+00 1.000e+06 ( 1.000e-13) 291 Index: 2.381e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 292 Scale: 9.499e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 582 Prefactor: 7.648e-01 1.154e-01 0.000e+00 1.000e+01 ( 1.000e+00) 583 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 584 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 581 Normalization: 9.453e-01 1.213e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.18 Ra Dec: 339.269 -39.357 Photon Flux Upper Limit: 5.73533961559e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00442606575405 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/33485384/likelihoodResults_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.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) = 11376.883721 delta logL = 0.303393715994 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 11376.8835493 delta logL = 0.30356542172 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 1.1839 1.0000 .0000 .10000E+07 2 'Index ' 3.8936 1.0000 .0000 10.000 3 'Normalizat' .91601 1.0000 .10000E-01 10.000 4 'Prefactor ' .78454 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5850E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 11376.88 FROM MIGRAD STATUS=CONVERGED 50 CALLS 394 TOTAL EDM= .19E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 1.1847 23.687 .10490E-02 .24858E-01 2 Index 3.8951 2.8815 .15379 .16220E-03 3 Normalizat .91604 .23528E-01 .45106E-01 -.22900E-03 4 Prefactor .78453 .23277E-01 .43516E-01 -.15344E-03 ERR DEF= .500 Final values: Prefactor = 1.18471 Index = 3.89514 Normalizat = 0.916042 Prefactor = 0.784525 ********** ** 18 **HESSE ********** FCN= 11376.88 FROM HESSE STATUS=NOT POSDEF 33 CALLS 427 TOTAL EDM= .16E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 1.1847 78.805 .13043E-04 -1.5686 2 Index 3.8951 6.8108 .84703E-02 -.22281 3 Normalizat .91604 .10884 .22795E-03 -.95899 4 Prefactor .78453 .10680 .24080E-03 -1.0030 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 1.5896e-06 Minuit parameter uncertainties: 1 19.325 2 8.1936 3 0.10887 4 0.106828 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) = 11376.8835433 delta logL = 0.303571435335 Extracting fit parameters... 4FGL J2237.0-3921 Spectrum: PowerLaw 290 Prefactor: 1.185e+00 1.933e+01 0.000e+00 1.000e+06 ( 1.000e-13) 291 Index: 3.895e+00 8.194e+00 0.000e+00 1.000e+01 (-1.000e+00) 292 Scale: 9.499e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 582 Prefactor: 7.845e-01 1.068e-01 0.000e+00 1.000e+01 ( 1.000e+00) 583 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 584 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 581 Normalization: 9.160e-01 1.089e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.18 Ra Dec: 339.269 -39.357 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/33485384/cmap_HighResolution_806284801_806889601_4FGL_J2237.0-3921_weekly_bin938.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='4.43e-03', job_status='DONE', photon_flux_upper_limit='5.74e-08', time_completed='2026-07-28 20:31:50.832130', job_id='33485384', GAL2='0.78', fit_tolerance='1e-08', EG2='0.92', EG='0.95', time_epoch_completed='1785295910.83', return_code2='102', ts='0.18', comment='SUCCESS', return_code='0', GAL='0.76', dlogl='3.04e-01', ts2='0.85', photon_index_error='0.00', photon_index='2.38' WHERE bin_id='938' AND source_name='4FGL J2237.0-3921' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 28 20:31:51 PDT 2026