/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 = 74089 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1502.5+5552_monthly_bin219 RA = 225.626, Dec = 55.8797 tmin = 804643201, tmax = 807235201 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='33925707', job_status='RUN', time_executed='2026-08-01 18:25:19.441697', time_epoch_executed='1785633919.44' WHERE source_name='4FGL J1502.5+5552' and cadence='monthly' and bin_id='219' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/33925707 Creating custom pfile directory: /lscratch/kocevski/33925707/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=804643201.0 && nMetStart<807235201.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=804643201.0 && nMetStart<807235201.0' /Data/Flight/Level1/LPA Retrieving 459 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/33925707/ft1_4FGL_J1502.5+5552_monthly_bin219.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=804643201.0 && nMetStart<807235201.0' /Data/Flight/Level1/LPA Retrieving 459 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/33925707/ft2_4FGL_J1502.5+5552_monthly_bin219.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/33925707/ft1_4FGL_J1502.5+5552_monthly_bin219.fits outfile=/lscratch/kocevski/33925707/ft1_filteredMKT_4FGL_J1502.5+5552_monthly_bin219.fits ra=225.626 dec=55.8797 rad=12.0 tmin=804643201.0 tmax=807235201.0 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 17.60 user 16.37 sys 0.48 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/33925707/ft2_4FGL_J1502.5+5552_monthly_bin219.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/33925707/ft2_4FGL_J1502.5+5552_monthly_bin219.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/33925707/ft1_filteredMKT_4FGL_J1502.5+5552_monthly_bin219.fits evtable="EVENTS" outfile="/lscratch/kocevski/33925707/ft1_filtered_4FGL_J1502.5+5552_monthly_bin219.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 1.42 user 0.30 sys 0.14 Number of photons that the gtmktime cut: 6544 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/33925707/ft1_filtered_4FGL_J1502.5+5552_monthly_bin219.fits" evtable="EVENTS" scfile=/lscratch/kocevski/33925707/ft2_4FGL_J1502.5+5552_monthly_bin219.fits sctable="SC_DATA" outfile=/lscratch/kocevski/33925707/ltcube_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.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/33925707/ft2_4FGL_J1502.5+5552_monthly_bin219.fits .....................! real 66.03 user 64.50 sys 0.25 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/33925707/ft1_filtered_4FGL_J1502.5+5552_monthly_bin219.fits evtable="EVENTS" scfile=/lscratch/kocevski/33925707/ft2_4FGL_J1502.5+5552_monthly_bin219.fits sctable="SC_DATA" expcube=/lscratch/kocevski/33925707/ltcube_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.fits outfile=/lscratch/kocevski/33925707/expmap_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.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/33925707/ltcube_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.fits .....................! real 60.08 user 55.81 sys 3.42 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 219 point sources and 0 extended sources Setting source of interest to: 4FGL J1502.5+5552 @ 225.626 55.8797 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/33925707/ft1_filtered_4FGL_J1502.5+5552_monthly_bin219.fits scfile=/lscratch/kocevski/33925707/ft2_4FGL_J1502.5+5552_monthly_bin219.fits outfile=/lscratch/kocevski/33925707/cmap_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.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=225.626 yref=55.8797 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 1.13 user 0.30 sys 0.11 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/33925707/ft1_filtered_4FGL_J1502.5+5552_monthly_bin219.fits scfile=/lscratch/kocevski/33925707/ft2_4FGL_J1502.5+5552_monthly_bin219.fits outfile=/lscratch/kocevski/33925707/cmap_HighResolution_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.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=225.626 yref=55.8797 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 1.26 user 0.28 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/33925707/ft1_filtered_4FGL_J1502.5+5552_monthly_bin219.fits evtable="EVENTS" scfile=/lscratch/kocevski/33925707/ft2_4FGL_J1502.5+5552_monthly_bin219.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/33925707/Model_4FGL_J1502.5+5552_monthly_bin219.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/33925707/ft1_filtered_4FGL_J1502.5+5552_monthly_bin219.fits.....................! real 152.35 user 149.63 sys 1.01 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/33925707/ft1_filtered_4FGL_J1502.5+5552_monthly_bin219.fits', '/lscratch/kocevski/33925707/ft2_4FGL_J1502.5+5552_monthly_bin219.fits', expMap='/lscratch/kocevski/33925707/expmap_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.fits', expCube='/lscratch/kocevski/33925707/ltcube_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/33925707/Model_4FGL_J1502.5+5552_monthly_bin219.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1502.5+5552' 4FGL J1502.5+5552 Spectrum: PowerLaw 348 Prefactor: 2.174e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 349 Index: 2.411e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 350 Scale: 1.250e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/33925707/ft1_filtered_4FGL_J1502.5+5552_monthly_bin219.fits Spacecraft file(s): /lscratch/kocevski/33925707/ft2_4FGL_J1502.5+5552_monthly_bin219.fits Exposure map: /lscratch/kocevski/33925707/expmap_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.fits Exposure cube: /lscratch/kocevski/33925707/ltcube_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/33925707/Model_4FGL_J1502.5+5552_monthly_bin219.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) = 70911.7027344 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 70911.6410542 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .11252E-06 1.0000 .0000 .10000E+07 2 'Prefactor ' .13833E-02 1.0000 .0000 .10000E+07 3 'Prefactor ' 10.254 1.0000 .0000 .10000E+07 4 'Prefactor ' 1.0953 1.0000 .0000 .10000E+07 5 'Prefactor ' 1.3224 1.0000 .0000 .10000E+07 6 'Prefactor ' 2.4081 1.0000 .0000 .10000E+07 7 'Prefactor ' 11.700 1.0000 .0000 .10000E+07 8 'Prefactor ' 16.366 1.0000 .0000 .10000E+07 9 'Prefactor ' 1.5721 1.0000 .0000 .10000E+07 10 'Prefactor ' 1.9771 1.0000 .0000 .10000E+07 11 'Prefactor ' .55674E-05 1.0000 .0000 .10000E+07 12 'norm ' 1.2157 1.0000 .0000 .10000E+07 13 'Prefactor ' .12355E-05 1.0000 .0000 .10000E+07 14 'Prefactor ' .73178 1.0000 .0000 .10000E+07 15 'Prefactor ' .57171E-06 1.0000 .0000 .10000E+07 16 'norm ' .18359 1.0000 .0000 .10000E+07 17 'Prefactor ' 7.2249 1.0000 .0000 .10000E+07 18 'norm ' 4.6718 1.0000 .0000 .10000E+07 19 'Prefactor ' 38.600 1.0000 .0000 .10000E+07 20 'Prefactor ' 3.0633 1.0000 .0000 .10000E+07 21 'norm ' 1.9741 1.0000 .0000 .10000E+07 22 'Prefactor ' 8.6405 1.0000 .0000 .10000E+07 23 'Prefactor ' .81840E-06 1.0000 .0000 .10000E+07 24 'Prefactor ' .19820E-05 1.0000 .0000 .10000E+07 25 'Normalizat' 1.0690 1.0000 .10000E-01 10.000 26 'Prefactor ' .85322 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6940E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 70911.64 FROM MIGRAD STATUS=CONVERGED 144 CALLS 1795 TOTAL EDM= .31E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.1% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .0000 .16489 .53597E-07** at limit ** 2 Prefactor .55511E-10 33.147 -.85396E-07** at limit ** 3 Prefactor 10.309 8.9215 .42217E-06 -.29098E-02 4 Prefactor 1.0959 .73063 .30266E-07 .76764E-02 5 Prefactor 1.2845 7.2843 -.48734E-06 -.74396E-03 6 Prefactor 2.4086 .68337 .34955E-07 .29665E-01 7 Prefactor 11.692 3.0782 .54158E-06 .13014E-01 8 Prefactor 16.421 1.4547 -.60824E-07 .47604E-01 9 Prefactor 1.5905 3.2293 .12338E-06 -.25745E-02 10 Prefactor 1.9761 1.8847 -.10681E-06 -.72320E-03 11 Prefactor .0000 2.7713 .18173E-06** at limit ** 12 norm 1.2159 .30681 .33098E-07 .13001E-01 13 Prefactor .0000 .79877 -.26969E-07** at limit ** 14 Prefactor .73359 1.0789 -.14042E-06 -.21108E-02 15 Prefactor .0000 .90004 -.12024E-06** at limit ** 16 norm .18359 .45939 .79088E-07** at limit ** 17 Prefactor 7.2150 5.4535 .27115E-06 .21057E-03 18 norm 4.6680 .78292 -.27616E-07 .59885E-02 19 Prefactor 39.151 19.283 -.55614E-06 .24716E-02 20 Prefactor 3.0644 1.6682 .88570E-07 .52590E-02 21 norm 1.9746 1.3807 -.28401E-07 .24050E-02 22 Prefactor 8.6422 5.5755 .12782E-05 -.45201E-02 23 Prefactor .0000 4.7298 .26602E-06** at limit ** 24 Prefactor .0000 .64587 -.18392E-06** at limit ** 25 Normalizat 1.0689 .54285E-01 .52430E-06 .96255E-03 26 Prefactor .85319 .60768E-01 .14644E-06 .73130E-03 ERR DEF= .500 Final values: norm = 0 Prefactor = 5.55112e-11 Prefactor = 10.3092 Prefactor = 1.09591 Prefactor = 1.28451 Prefactor = 2.40865 Prefactor = 11.6922 Prefactor = 16.4208 Prefactor = 1.5905 Prefactor = 1.97612 Prefactor = 0 norm = 1.2159 Prefactor = 0 Prefactor = 0.733588 Prefactor = 0 norm = 0.183591 Prefactor = 7.21502 norm = 4.66798 Prefactor = 39.1511 Prefactor = 3.06438 norm = 1.97461 Prefactor = 8.64219 Prefactor = 0 Prefactor = 0 Normalizat = 1.06888 Prefactor = 0.853191 ********** ** 18 **HESSE ********** FCN= 70911.64 FROM HESSE STATUS=OK 520 CALLS 2315 TOTAL EDM= .82E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .16477 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor .55511E-10 32.574 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 10.309 9.0371 .31267E-03 -1.5644 4 Prefactor 1.0959 .72958 .11389E-02 -1.5687 5 Prefactor 1.2845 7.2834 .95613E-03 -1.5685 6 Prefactor 2.4086 .72244 .65947E-03 -1.5677 7 Prefactor 11.692 6.1039 .29262E-03 -1.5640 8 Prefactor 16.421 10.772 .24731E-03 -1.5627 9 Prefactor 1.5905 3.2606 .84741E-03 -1.5683 10 Prefactor 1.9761 1.8982 .73695E-03 -1.5680 11 Prefactor .0000 2.7413 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 norm 1.2159 .30758 .10241E-02 -1.5686 13 Prefactor .0000 .79774 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .73359 1.0893 .58165E-03 -1.5691 15 Prefactor .0000 .89644 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 norm .18359 .35747 .40469E-02 -1.5699 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor 7.2150 5.4582 .37293E-03 -1.5654 18 norm 4.6680 .78394 .46536E-03 -1.5665 19 Prefactor 39.151 19.313 .16097E-03 -1.5583 20 Prefactor 3.0644 1.6862 .57935E-03 -1.5673 21 norm 1.9746 1.4043 .73759E-03 -1.5680 22 Prefactor 8.6422 6.3042 .34077E-03 -1.5649 23 Prefactor .0000 4.7621 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 24 Prefactor .0000 .64398 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 25 Normalizat 1.0689 .46164E-01 .39432E-01 -.90757 26 Prefactor .85319 .51596E-01 .44406E-01 -.97796 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 8.17192e-06 Minuit parameter uncertainties: 1 1.92978e-06 2 9.88637e-05 3 9.03709 4 0.729579 5 6.1174 6 0.722441 7 6.10392 8 10.7717 9 3.26062 10 1.89823 11 1.48524e-06 12 0.307575 13 4.19572e-07 14 1.08931 15 3.25045e-06 16 0.357472 17 5.45822 18 0.783945 19 19.3129 20 1.68624 21 1.40432 22 6.30417 23 4.65955e-06 24 8.82384e-07 25 0.0461653 26 0.0515987 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 70911.6405547 Extracting fit parameters... 4FGL J1502.5+5552 Spectrum: PowerLaw 348 Prefactor: 0.000e+00 4.196e-07 0.000e+00 1.000e+06 ( 1.000e-13) 349 Index: 2.411e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 350 Scale: 1.250e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 691 Prefactor: 8.532e-01 5.160e-02 0.000e+00 1.000e+01 ( 1.000e+00) 692 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 693 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 690 Normalization: 1.069e+00 4.617e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 225.626 55.880 Photon Flux Upper Limit: 9.45046725456e-09 ph cm-2 s-1 Energy Flux Upper Limit: 0.000730790254943 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/33925707/likelihoodResults_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.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) = 70911.6477084 delta logL = -0.0071536496398 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 70911.6405547 delta logL = -1.04191713035e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .86042E-08 1.0000 .0000 .10000E+07 2 'Index ' 1.9830 1.0000 .0000 10.000 3 'Normalizat' 1.0689 1.0000 .10000E-01 10.000 4 'Prefactor ' .85319 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6940E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 70911.64 FROM MIGRAD STATUS=CONVERGED 43 CALLS 237 TOTAL EDM= .92E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 .74235 .42118E-03** at limit ** 2 Index 2.5791 1.1199 .51020E-05 .0000 3 Normalizat 1.0689 1.1816 .14517E-06 .20826E-03 4 Prefactor .85319 1.2001 -.49772E-06 .22953E-03 ERR DEF= .500 Final values: Prefactor = 0 Index = 2.57911 Normalizat = 1.06888 Prefactor = 0.853191 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 70911.64 FROM HESSE STATUS=FAILED 9 CALLS 246 TOTAL EDM= .92E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 .74235 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .75148 1.9083 .51020E-05 -.50542 3 Normalizat 1.0689 1.1816 .14517E-06 -.90757 4 Prefactor .85319 1.2001 -.49772E-06 -.97796 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 9.23418e-12 Minuit parameter uncertainties: 1 4.54365e-06 2 1.13256 3 1.21278 4 1.24049 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) = 70911.6405547 delta logL = 1.45519152284e-11 Extracting fit parameters... 4FGL J1502.5+5552 Spectrum: PowerLaw 348 Prefactor: 0.000e+00 4.544e-06 0.000e+00 1.000e+06 ( 1.000e-13) 349 Index: 2.579e+00 1.133e+00 0.000e+00 1.000e+01 (-1.000e+00) 350 Scale: 1.250e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 691 Prefactor: 8.532e-01 1.240e+00 0.000e+00 1.000e+01 ( 1.000e+00) 692 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 693 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 690 Normalization: 1.069e+00 1.213e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 225.626 55.880 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/33925707/cmap_HighResolution_804643201_807235201_4FGL_J1502.5+5552_monthly_bin219.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='7.31e-04', job_status='DONE', photon_flux_upper_limit='9.45e-09', time_completed='2026-08-01 19:02:14.980826', job_id='33925707', GAL2='0.85', fit_tolerance='1e-08', EG2='1.07', EG='1.07', time_epoch_completed='1785636134.98', return_code2='101', ts='0.00', comment='SUCCESS', return_code='0', GAL='0.85', dlogl='1.46e-11', ts2='0.00', photon_index_error='0.00', photon_index='2.41' WHERE bin_id='219' AND source_name='4FGL J1502.5+5552' AND cadence='monthly'; Database successfully updated. Analysis Complete. Sat Aug 1 19:02:15 PDT 2026