/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). number of points = 17485 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J0818.7+3153_weekly_bin932 RA = 124.695, Dec = 31.8862 tmin = 802656001, tmax = 803260801 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='31068217', job_status='RUN', time_executed='2026-07-08 16:48:41.925486', time_epoch_executed='1783554521.93' WHERE source_name='4FGL J0818.7+3153' and cadence='weekly' and bin_id='932' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31068217 Creating custom pfile directory: /lscratch/kocevski/31068217/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31068217/ft1_4FGL_J0818.7+3153_weekly_bin932.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31068217/ft2_4FGL_J0818.7+3153_weekly_bin932.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31068217/ft1_4FGL_J0818.7+3153_weekly_bin932.fits outfile=/lscratch/kocevski/31068217/ft1_filteredMKT_4FGL_J0818.7+3153_weekly_bin932.fits ra=124.695 dec=31.8862 rad=12.0 tmin=802656001.0 tmax=803260801.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 4.93 user 4.15 sys 0.31 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31068217/ft2_4FGL_J0818.7+3153_weekly_bin932.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31068217/ft2_4FGL_J0818.7+3153_weekly_bin932.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/31068217/ft1_filteredMKT_4FGL_J0818.7+3153_weekly_bin932.fits evtable="EVENTS" outfile="/lscratch/kocevski/31068217/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.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 0.78 user 0.23 sys 0.13 Number of photons that the gtmktime cut: 732 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31068217/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31068217/ft2_4FGL_J0818.7+3153_weekly_bin932.fits sctable="SC_DATA" number of points = 17485 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J0818.7+3153_weekly_bin932 RA = 124.695, Dec = 31.8862 tmin = 802656001, tmax = 803260801 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='31068320', job_status='RUN', time_executed='2026-07-08 16:49:39.917608', time_epoch_executed='1783554579.92' WHERE source_name='4FGL J0818.7+3153' and cadence='weekly' and bin_id='932' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31068320 Creating custom pfile directory: /lscratch/kocevski/31068320/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31068320/ft1_4FGL_J0818.7+3153_weekly_bin932.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31068320/ft2_4FGL_J0818.7+3153_weekly_bin932.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31068320/ft1_4FGL_J0818.7+3153_weekly_bin932.fits outfile=/lscratch/kocevski/31068320/ft1_filteredMKT_4FGL_J0818.7+3153_weekly_bin932.fits ra=124.695 dec=31.8862 rad=12.0 tmin=802656001.0 tmax=803260801.0 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 4.98 user 4.35 sys 0.24 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31068320/ft2_4FGL_J0818.7+3153_weekly_bin932.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31068320/ft2_4FGL_J0818.7+3153_weekly_bin932.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/31068320/ft1_filteredMKT_4FGL_J0818.7+3153_weekly_bin932.fits evtable="EVENTS" outfile="/lscratch/kocevski/31068320/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.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 0.72 user 0.24 sys 0.12 Number of photons that the gtmktime cut: 732 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31068320/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31068320/ft2_4FGL_J0818.7+3153_weekly_bin932.fits sctable="SC_DATA" outfile=/lscratch/kocevski/31068217/ltcube_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.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/31068217/ft2_4FGL_J0818.7+3153_weekly_bin932.fits .....................! real 19.45 user 18.82 sys 0.20 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31068217/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31068217/ft2_4FGL_J0818.7+3153_weekly_bin932.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31068217/ltcube_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits outfile=/lscratch/kocevski/31068217/expmap_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.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/31068217/ltcube_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits .....................! real 71.19 user 66.26 sys 4.13 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 J0818.7+3153 @ 124.695 31.8862 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31068217/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits scfile=/lscratch/kocevski/31068217/ft2_4FGL_J0818.7+3153_weekly_bin932.fits outfile=/lscratch/kocevski/31068217/cmap_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.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=124.695 yref=31.8862 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.71 user 0.25 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31068217/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits scfile=/lscratch/kocevski/31068217/ft2_4FGL_J0818.7+3153_weekly_bin932.fits outfile=/lscratch/kocevski/31068217/cmap_HighResolution_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.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=124.695 yref=31.8862 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 0.69 user 0.25 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31068217/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31068217/ft2_4FGL_J0818.7+3153_weekly_bin932.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31068217/Model_4FGL_J0818.7+3153_weekly_bin932.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 sourceoutfile=/lscratch/kocevski/31068320/ltcube_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.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/31068320/ft2_4FGL_J0818.7+3153_weekly_bin932.fits .....................! real 20.23 user 19.53 sys 0.24 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31068320/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31068320/ft2_4FGL_J0818.7+3153_weekly_bin932.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31068320/ltcube_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits outfile=/lscratch/kocevski/31068320/expmap_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.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/31068320/ltcube_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits .....................! real 73.69 user 68.58 sys 4.31 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 J0818.7+3153 @ 124.695 31.8862 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31068320/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits scfile=/lscratch/kocevski/31068320/ft2_4FGL_J0818.7+3153_weekly_bin932.fits outfile=/lscratch/kocevski/31068320/cmap_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.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=124.695 yref=31.8862 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 0.62 user 0.26 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31068320/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits scfile=/lscratch/kocevski/31068320/ft2_4FGL_J0818.7+3153_weekly_bin932.fits outfile=/lscratch/kocevski/31068320/cmap_HighResolution_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.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=124.695 yref=31.8862 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 0.66 user 0.25 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31068320/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31068320/ft2_4FGL_J0818.7+3153_weekly_bin932.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31068320/Model_4FGL_J0818.7+3153_weekly_bin932.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GAL_V02 Working on... /lscratch/kocevski/31068217/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits.....................! real 32.40 user 30.27 sys 1.43 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31068217/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits', '/lscratch/kocevski/31068217/ft2_4FGL_J0818.7+3153_weekly_bin932.fits', expMap='/lscratch/kocevski/31068217/expmap_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits', expCube='/lscratch/kocevski/31068217/ltcube_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31068217/Model_4FGL_J0818.7+3153_weekly_bin932.xml', optimizer='MINUIT') Using source of interest name: '4FGL J0818.7+3153' 4FGL J0818.7+3153 Spectrum: PowerLaw 301 Prefactor: 1.482e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 302 Index: 2.135e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 303 Scale: 2.794e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31068217/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits Spacecraft file(s): /lscratch/kocevski/31068217/ft2_4FGL_J0818.7+3153_weekly_bin932.fits Exposure map: /lscratch/kocevski/31068217/expmap_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits Exposure cube: /lscratch/kocevski/31068217/ltcube_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31068217/Model_4FGL_J0818.7+3153_weekly_bin932.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) = 7955.13848124 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7955.12275962 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .15793E-06 1.0000 .0000 .10000E+07 2 'norm ' .10420 1.0000 .0000 .10000E+07 3 'Prefactor ' 4.1573 1.0000 .0000 .10000E+07 4 'Prefactor ' 19.730 1.0000 .0000 .10000E+07 5 'norm ' .63755E-04 1.0000 .0000 .10000E+07 6 'norm ' .81604E-02 1.0000 .0000 .10000E+07 7 'Prefactor ' 22.536 1.0000 .0000 .10000E+07 8 'Prefactor ' 49.686 1.0000 .0000 .10000E+07 9 'norm ' .98928 1.0000 .0000 .10000E+07 10 'Prefactor ' .16326E-04 1.0000 .0000 .10000E+07 11 'Prefactor ' .31417E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' 1.9071 1.0000 .0000 .10000E+07 13 'Prefactor ' .21483E-07 1.0000 .0000 .10000E+07 14 'norm ' .60230E-07 1.0000 .0000 .10000E+07 15 'Prefactor ' 8.8668 1.0000 .0000 .10000E+07 16 'Prefactor ' .33894E-04 1.0000 .0000 .10000E+07 17 'Prefactor ' .42684E-03 1.0000 .0000 .10000E+07 18 'Normalizat' 1.0521 1.0000 .10000E-01 10.000 19 'Prefactor ' 1.1307 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5860E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 7955.122 FROM MIGRAD STATUS=CONVERGED 113 CALLS 1390 TOTAL EDM= .20E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.2% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .19429E-07 6.5026 -.12045E-06** at limit ** 2 norm .88503E-01 35.724 -.26733E-05** at limit ** 3 Prefactor 4.1735 1.6138 -.85677E-07 .33188E-02 4 Prefactor 19.808 1.5722 -.59868E-07 .67876E-03 5 norm .28366E-07 4.1329 -.81353E-08** at limit ** 6 norm .18374E-07 45.328 .12505E-06** at limit ** 7 Prefactor 22.603 6.7455 .11895E-07 -.42691E-03 8 Prefactor 49.365 8.1318 .21028E-07 .67129E-01 9 norm .98870 .53364 .14870E-08 .93152E-03 10 Prefactor .50515E-08 2.6640 -.59360E-07** at limit ** 11 Prefactor .0000 5.2801 -.66980E-07** at limit ** 12 Prefactor 1.7598 39.031 .33689E-06 -.14784E-01 13 Prefactor .0000 1.4927 .17405E-07** at limit ** 14 norm .0000 .87455 -.34486E-07** at limit ** 15 Prefactor 8.5793 14.249 -.84458E-07 -.24442E-01 16 Prefactor .18707E-07 4.2862 -.36023E-07** at limit ** 17 Prefactor .55511E-10 5.7519 .85985E-08** at limit ** 18 Normalizat 1.0525 .19163 .76714E-06 -.15115E-04 19 Prefactor 1.1307 .16139 .14311E-06 -.13583E-04 ERR DEF= .500 Final values: Prefactor = 1.94289e-08 norm = 0.088503 Prefactor = 4.1735 Prefactor = 19.8084 norm = 2.83662e-08 norm = 1.83742e-08 Prefactor = 22.6026 Prefactor = 49.3647 norm = 0.988697 Prefactor = 5.05151e-09 Prefactor = 0 Prefactor = 1.7598 Prefactor = 0 norm = 0 Prefactor = 8.57928 Prefactor = 1.87073e-08 Prefactor = 5.55112e-11 Normalizat = 1.05251 Prefactor = 1.13069 ********** ** 18 **HESSE ********** FCN= 7955.122 FROM HESSE STATUS=OK 312 CALLS 1702 TOTAL EDM= .23E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .19429E-07 8.4317 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 norm .88503E-01 2.2400 .80013E-02 -1.5702 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 4.1735 72.547 .49409E-03 -1.5667 4 Prefactor 19.808 22.025 .22520E-03 -1.5619 5 norm .28366E-07 8.7437 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm .18374E-07 45.714 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor 22.603 6.7533 .21071E-03 -1.5613 8 Prefactor 49.365 33.800 .14188E-03 -1.5567 9 norm .98870 .53584 .43385E-03 -1.5688 10 Prefactor .50515E-08 8.4853 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor .0000 5.2872 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor 1.7598 67.077 .75260E-03 -1.5681 13 Prefactor .0000 1.4823 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 norm .0000 .85652 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 8.5793 26.483 .33637E-03 -1.5649 16 Prefactor .18707E-07 9.3599 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor .55511E-10 5.7541 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 Normalizat 1.0525 .16951 .61584E-01 -.91292 19 Prefactor 1.1307 .13999 .36523E-01 -.88492 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.26474e-07 Minuit parameter uncertainties: 1 0.000809563 2 0.8905 3 34.8015 4 22.0248 5 0.000996237 6 0.00183281 7 6.75327 8 33.8005 9 0.535838 10 0.000413358 11 7.71124e-06 12 21.7297 13 4.74082e-06 14 8.18247e-07 15 26.4838 16 0.000837072 17 2.82835e-05 18 0.1696 19 0.140036 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7955.12243972 Extracting fit parameters... 4FGL J0818.7+3153 Spectrum: PowerLaw 301 Prefactor: 5.052e-09 4.134e-04 0.000e+00 1.000e+06 ( 1.000e-14) 302 Index: 2.135e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 303 Scale: 2.794e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 583 Prefactor: 1.131e+00 1.400e-01 0.000e+00 1.000e+01 ( 1.000e+00) 584 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 585 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 582 Normalization: 1.053e+00 1.696e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 124.695 31.886 Photon Flux Upper Limit: 4.41894687772e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00335020537351 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31068217/likelihoodResults_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.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) = 7955.17884835 delta logL = -0.0564086333943 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 7955.12243974 delta logL = -2.33776518144e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .55511E-08 1.0000 .0000 .10000E+07 2 'Index ' .21104 1.0000 .0000 10.000 3 'Normalizat' 1.0525 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.1307 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5860E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 7955.122 FROM MIGRAD STATUS=CONVERGED 46 CALLS 223 TOTAL EDM= .35E-13 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 7.6628 .42118E-03** at limit ** 2 Index 2.2650 1.4528 -.17150E-04 .0000 3 Normalizat 1.0525 1.2003 -.27006E-05 -.64449E-05 4 Prefactor 1.1307 1.1310 .29820E-05 -.44916E-05 ERR DEF= .500 Final values: Prefactor = 0 Index = 2.26502 Normalizat = 1.05251 Prefactor = 1.13069 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 7955.122 FROM HESSE STATUS=FAILED 9 CALLS 232 TOTAL EDM= .35E-13 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 7.6628 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .56971 1.8653 -.17150E-04 -.57877 3 Normalizat 1.0525 1.2003 -.27006E-05 -.91292 4 Prefactor 1.1307 1.1310 .29820E-05 -.88492 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 3.51277e-14 Minuit parameter uncertainties: 1 7.46408e-07 2 1.48366 3 1.23356 4 1.15659 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 7955.12243972 delta logL = 2.9740476748e-10 Extracting fit parameters... 4FGL J0818.7+3153 Spectrum: PowerLaw 301 Prefactor: 0.000e+00 7.464e-07 0.000e+00 1.000e+06 ( 1.000e-14) 302 Index: 2.265e+00 1.484e+00 0.000e+00 1.000e+01 (-1.000e+00) 303 Scale: 2.794e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 583 Prefactor: 1.131e+00 1.157e+00 0.000e+00 1.000e+01 ( 1.000e+00) 584 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 585 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 582 Normalization: 1.053e+00 1.234e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 124.695 31.886 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/31068217/cmap_HighResolution_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.35e-03', job_status='DONE', photon_flux_upper_limit='4.42e-08', time_completed='2026-07-08 16:55:44.151226', job_id='31068217', GAL2='1.13', fit_tolerance='1e-08', EG2='1.05', EG='1.05', time_epoch_completed='1783554944.15', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='1.13', dlogl='2.97e-10', ts2='0.00', photon_index_error='0.00', photon_index='2.13' WHERE bin_id='932' AND source_name='4FGL J0818.7+3153' AND cadence='weekly'; Database successfully updated. Analysis Complete. Wed Jul 8 16:55:44 PDT 2026 GAL_V02 Working on... /lscratch/kocevski/31068320/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits.....................! real 31.42 user 29.90 sys 0.96 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31068320/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits', '/lscratch/kocevski/31068320/ft2_4FGL_J0818.7+3153_weekly_bin932.fits', expMap='/lscratch/kocevski/31068320/expmap_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits', expCube='/lscratch/kocevski/31068320/ltcube_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31068320/Model_4FGL_J0818.7+3153_weekly_bin932.xml', optimizer='MINUIT') Using source of interest name: '4FGL J0818.7+3153' 4FGL J0818.7+3153 Spectrum: PowerLaw 301 Prefactor: 1.482e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 302 Index: 2.135e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 303 Scale: 2.794e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31068320/ft1_filtered_4FGL_J0818.7+3153_weekly_bin932.fits Spacecraft file(s): /lscratch/kocevski/31068320/ft2_4FGL_J0818.7+3153_weekly_bin932.fits Exposure map: /lscratch/kocevski/31068320/expmap_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits Exposure cube: /lscratch/kocevski/31068320/ltcube_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31068320/Model_4FGL_J0818.7+3153_weekly_bin932.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) = 7955.13848124 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7955.12275962 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .15793E-06 1.0000 .0000 .10000E+07 2 'norm ' .10420 1.0000 .0000 .10000E+07 3 'Prefactor ' 4.1573 1.0000 .0000 .10000E+07 4 'Prefactor ' 19.730 1.0000 .0000 .10000E+07 5 'norm ' .63755E-04 1.0000 .0000 .10000E+07 6 'norm ' .81604E-02 1.0000 .0000 .10000E+07 7 'Prefactor ' 22.536 1.0000 .0000 .10000E+07 8 'Prefactor ' 49.686 1.0000 .0000 .10000E+07 9 'norm ' .98928 1.0000 .0000 .10000E+07 10 'Prefactor ' .16326E-04 1.0000 .0000 .10000E+07 11 'Prefactor ' .31417E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' 1.9071 1.0000 .0000 .10000E+07 13 'Prefactor ' .21483E-07 1.0000 .0000 .10000E+07 14 'norm ' .60230E-07 1.0000 .0000 .10000E+07 15 'Prefactor ' 8.8668 1.0000 .0000 .10000E+07 16 'Prefactor ' .33894E-04 1.0000 .0000 .10000E+07 17 'Prefactor ' .42684E-03 1.0000 .0000 .10000E+07 18 'Normalizat' 1.0521 1.0000 .10000E-01 10.000 19 'Prefactor ' 1.1307 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5860E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 7955.122 FROM MIGRAD STATUS=CONVERGED 113 CALLS 1390 TOTAL EDM= .20E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.2% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .19429E-07 6.5026 -.12045E-06** at limit ** 2 norm .88503E-01 35.724 -.26733E-05** at limit ** 3 Prefactor 4.1735 1.6138 -.85677E-07 .33188E-02 4 Prefactor 19.808 1.5722 -.59868E-07 .67876E-03 5 norm .28366E-07 4.1329 -.81353E-08** at limit ** 6 norm .18374E-07 45.328 .12505E-06** at limit ** 7 Prefactor 22.603 6.7455 .11895E-07 -.42691E-03 8 Prefactor 49.365 8.1318 .21028E-07 .67129E-01 9 norm .98870 .53364 .14870E-08 .93152E-03 10 Prefactor .50515E-08 2.6640 -.59360E-07** at limit ** 11 Prefactor .0000 5.2801 -.66980E-07** at limit ** 12 Prefactor 1.7598 39.031 .33689E-06 -.14784E-01 13 Prefactor .0000 1.4927 .17405E-07** at limit ** 14 norm .0000 .87455 -.34486E-07** at limit ** 15 Prefactor 8.5793 14.249 -.84458E-07 -.24442E-01 16 Prefactor .18707E-07 4.2862 -.36023E-07** at limit ** 17 Prefactor .55511E-10 5.7519 .85985E-08** at limit ** 18 Normalizat 1.0525 .19163 .76714E-06 -.15115E-04 19 Prefactor 1.1307 .16139 .14311E-06 -.13583E-04 ERR DEF= .500 Final values: Prefactor = 1.94289e-08 norm = 0.088503 Prefactor = 4.1735 Prefactor = 19.8084 norm = 2.83662e-08 norm = 1.83742e-08 Prefactor = 22.6026 Prefactor = 49.3647 norm = 0.988697 Prefactor = 5.05151e-09 Prefactor = 0 Prefactor = 1.7598 Prefactor = 0 norm = 0 Prefactor = 8.57928 Prefactor = 1.87073e-08 Prefactor = 5.55112e-11 Normalizat = 1.05251 Prefactor = 1.13069 ********** ** 18 **HESSE ********** FCN= 7955.122 FROM HESSE STATUS=OK 312 CALLS 1702 TOTAL EDM= .23E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .19429E-07 8.4317 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 norm .88503E-01 2.2400 .80013E-02 -1.5702 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 4.1735 72.547 .49409E-03 -1.5667 4 Prefactor 19.808 22.025 .22520E-03 -1.5619 5 norm .28366E-07 8.7437 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm .18374E-07 45.714 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor 22.603 6.7533 .21071E-03 -1.5613 8 Prefactor 49.365 33.800 .14188E-03 -1.5567 9 norm .98870 .53584 .43385E-03 -1.5688 10 Prefactor .50515E-08 8.4853 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor .0000 5.2872 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor 1.7598 67.077 .75260E-03 -1.5681 13 Prefactor .0000 1.4823 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 norm .0000 .85652 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 8.5793 26.483 .33637E-03 -1.5649 16 Prefactor .18707E-07 9.3599 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor .55511E-10 5.7541 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 Normalizat 1.0525 .16951 .61584E-01 -.91292 19 Prefactor 1.1307 .13999 .36523E-01 -.88492 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.26474e-07 Minuit parameter uncertainties: 1 0.000809563 2 0.8905 3 34.8015 4 22.0248 5 0.000996237 6 0.00183281 7 6.75327 8 33.8005 9 0.535838 10 0.000413358 11 7.71124e-06 12 21.7297 13 4.74082e-06 14 8.18247e-07 15 26.4838 16 0.000837072 17 2.82835e-05 18 0.1696 19 0.140036 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7955.12243972 Extracting fit parameters... 4FGL J0818.7+3153 Spectrum: PowerLaw 301 Prefactor: 5.052e-09 4.134e-04 0.000e+00 1.000e+06 ( 1.000e-14) 302 Index: 2.135e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 303 Scale: 2.794e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 583 Prefactor: 1.131e+00 1.400e-01 0.000e+00 1.000e+01 ( 1.000e+00) 584 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 585 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 582 Normalization: 1.053e+00 1.696e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 124.695 31.886 Photon Flux Upper Limit: 4.41894687772e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00335020537351 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31068320/likelihoodResults_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.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) = 7955.17884835 delta logL = -0.0564086333943 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 7955.12243974 delta logL = -2.33776518144e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .55511E-08 1.0000 .0000 .10000E+07 2 'Index ' .21104 1.0000 .0000 10.000 3 'Normalizat' 1.0525 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.1307 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5860E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 7955.122 FROM MIGRAD STATUS=CONVERGED 46 CALLS 223 TOTAL EDM= .35E-13 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 7.6628 .42118E-03** at limit ** 2 Index 2.2650 1.4528 -.17150E-04 .0000 3 Normalizat 1.0525 1.2003 -.27006E-05 -.64449E-05 4 Prefactor 1.1307 1.1310 .29820E-05 -.44916E-05 ERR DEF= .500 Final values: Prefactor = 0 Index = 2.26502 Normalizat = 1.05251 Prefactor = 1.13069 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 7955.122 FROM HESSE STATUS=FAILED 9 CALLS 232 TOTAL EDM= .35E-13 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 7.6628 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .56971 1.8653 -.17150E-04 -.57877 3 Normalizat 1.0525 1.2003 -.27006E-05 -.91292 4 Prefactor 1.1307 1.1310 .29820E-05 -.88492 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 3.51277e-14 Minuit parameter uncertainties: 1 7.46408e-07 2 1.48366 3 1.23356 4 1.15659 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 7955.12243972 delta logL = 2.9740476748e-10 Extracting fit parameters... 4FGL J0818.7+3153 Spectrum: PowerLaw 301 Prefactor: 0.000e+00 7.464e-07 0.000e+00 1.000e+06 ( 1.000e-14) 302 Index: 2.265e+00 1.484e+00 0.000e+00 1.000e+01 (-1.000e+00) 303 Scale: 2.794e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 583 Prefactor: 1.131e+00 1.157e+00 0.000e+00 1.000e+01 ( 1.000e+00) 584 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 585 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 582 Normalization: 1.053e+00 1.234e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 124.695 31.886 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/31068320/cmap_HighResolution_802656001_803260801_4FGL_J0818.7+3153_weekly_bin932.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.35e-03', job_status='DONE', photon_flux_upper_limit='4.42e-08', time_completed='2026-07-08 16:56:26.634270', job_id='31068320', GAL2='1.13', fit_tolerance='1e-08', EG2='1.05', EG='1.05', time_epoch_completed='1783554986.63', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='1.13', dlogl='2.97e-10', ts2='0.00', photon_index_error='0.00', photon_index='2.13' WHERE bin_id='932' AND source_name='4FGL J0818.7+3153' AND cadence='weekly'; Database successfully updated. Analysis Complete. Wed Jul 8 16:56:26 PDT 2026