/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 = 17530 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J0957.8+3423_weekly_bin933 RA = 149.471, Dec = 34.3975 tmin = 803260801, tmax = 803865601 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='31079975', job_status='RUN', time_executed='2026-07-08 21:38:40.393044', time_epoch_executed='1783571920.39' WHERE source_name='4FGL J0957.8+3423' and cadence='weekly' and bin_id='933' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31079975 Creating custom pfile directory: /lscratch/kocevski/31079975/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=803260801.0 && nMetStart<803865601.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=803260801.0 && nMetStart<803865601.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31079975/ft1_4FGL_J0957.8+3423_weekly_bin933.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=803260801.0 && nMetStart<803865601.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31079975/ft2_4FGL_J0957.8+3423_weekly_bin933.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31079975/ft1_4FGL_J0957.8+3423_weekly_bin933.fits outfile=/lscratch/kocevski/31079975/ft1_filteredMKT_4FGL_J0957.8+3423_weekly_bin933.fits ra=149.471 dec=34.3975 rad=12.0 tmin=803260801.0 tmax=803865601.0 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 3.98 user 3.54 sys 0.22 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31079975/ft2_4FGL_J0957.8+3423_weekly_bin933.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31079975/ft2_4FGL_J0957.8+3423_weekly_bin933.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/31079975/ft1_filteredMKT_4FGL_J0957.8+3423_weekly_bin933.fits evtable="EVENTS" outfile="/lscratch/kocevski/31079975/ft1_filtered_4FGL_J0957.8+3423_weekly_bin933.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 0.55 user 0.21 sys 0.14 Number of photons that the gtmktime cut: 1582 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31079975/ft1_filtered_4FGL_J0957.8+3423_weekly_bin933.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31079975/ft2_4FGL_J0957.8+3423_weekly_bin933.fits sctable="SC_DATA" outfile=/lscratch/kocevski/31079975/ltcube_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.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/31079975/ft2_4FGL_J0957.8+3423_weekly_bin933.fits .....................! real 20.25 user 19.65 sys 0.26 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31079975/ft1_filtered_4FGL_J0957.8+3423_weekly_bin933.fits evtable="EVENTS" scfile=/lscratch/kocevski/31079975/ft2_4FGL_J0957.8+3423_weekly_bin933.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31079975/ltcube_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.fits outfile=/lscratch/kocevski/31079975/expmap_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.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/31079975/ltcube_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.fits .....................! real 72.58 user 67.67 sys 4.29 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 187 point sources and 0 extended sources Setting source of interest to: 4FGL J0957.8+3423 @ 149.471 34.3975 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31079975/ft1_filtered_4FGL_J0957.8+3423_weekly_bin933.fits scfile=/lscratch/kocevski/31079975/ft2_4FGL_J0957.8+3423_weekly_bin933.fits outfile=/lscratch/kocevski/31079975/cmap_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.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=149.471 yref=34.3975 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 0.59 user 0.24 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31079975/ft1_filtered_4FGL_J0957.8+3423_weekly_bin933.fits scfile=/lscratch/kocevski/31079975/ft2_4FGL_J0957.8+3423_weekly_bin933.fits outfile=/lscratch/kocevski/31079975/cmap_HighResolution_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.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=149.471 yref=34.3975 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 0.54 user 0.25 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31079975/ft1_filtered_4FGL_J0957.8+3423_weekly_bin933.fits evtable="EVENTS" scfile=/lscratch/kocevski/31079975/ft2_4FGL_J0957.8+3423_weekly_bin933.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31079975/Model_4FGL_J0957.8+3423_weekly_bin933.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/31079975/ft1_filtered_4FGL_J0957.8+3423_weekly_bin933.fits.....................! real 52.90 user 50.41 sys 1.61 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31079975/ft1_filtered_4FGL_J0957.8+3423_weekly_bin933.fits', '/lscratch/kocevski/31079975/ft2_4FGL_J0957.8+3423_weekly_bin933.fits', expMap='/lscratch/kocevski/31079975/expmap_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.fits', expCube='/lscratch/kocevski/31079975/ltcube_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31079975/Model_4FGL_J0957.8+3423_weekly_bin933.xml', optimizer='MINUIT') Using source of interest name: '4FGL J0957.8+3423' 4FGL J0957.8+3423 Spectrum: PowerLaw 286 Prefactor: 1.465e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 287 Index: 2.164e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 1.466e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31079975/ft1_filtered_4FGL_J0957.8+3423_weekly_bin933.fits Spacecraft file(s): /lscratch/kocevski/31079975/ft2_4FGL_J0957.8+3423_weekly_bin933.fits Exposure map: /lscratch/kocevski/31079975/expmap_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.fits Exposure cube: /lscratch/kocevski/31079975/ltcube_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31079975/Model_4FGL_J0957.8+3423_weekly_bin933.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) = 17393.4110846 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 17393.4036769 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 29.551 1.0000 .0000 .10000E+07 2 'Prefactor ' .26301E-06 1.0000 .0000 .10000E+07 3 'norm ' .67168E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' 13.951 1.0000 .0000 .10000E+07 5 'norm ' .11403E-05 1.0000 .0000 .10000E+07 6 'Prefactor ' .27086 1.0000 .0000 .10000E+07 7 'Prefactor ' .11383E-02 1.0000 .0000 .10000E+07 8 'norm ' 9.3703 1.0000 .0000 .10000E+07 9 'Prefactor ' 29.251 1.0000 .0000 .10000E+07 10 'Prefactor ' .15675E-03 1.0000 .0000 .10000E+07 11 'Prefactor ' .63804E-03 1.0000 .0000 .10000E+07 12 'Prefactor ' 6.1472 1.0000 .0000 .10000E+07 13 'Prefactor ' .36736E-04 1.0000 .0000 .10000E+07 14 'Prefactor ' .28855E-06 1.0000 .0000 .10000E+07 15 'norm ' 24.170 1.0000 .0000 .10000E+07 16 'Prefactor ' .19429E-07 1.0000 .0000 .10000E+07 17 'Prefactor ' 1.1745 1.0000 .0000 .10000E+07 18 'norm ' 6.9111 1.0000 .0000 .10000E+07 19 'Prefactor ' 45.733 1.0000 .0000 .10000E+07 20 'Prefactor ' .18460E-02 1.0000 .0000 .10000E+07 21 'Prefactor ' 5.2355 1.0000 .0000 .10000E+07 22 'Prefactor ' .29562E-03 1.0000 .0000 .10000E+07 23 'Normalizat' .88161 1.0000 .10000E-01 10.000 24 'Prefactor ' 1.1787 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 17393.40 FROM MIGRAD STATUS=CONVERGED 193 CALLS 2069 TOTAL EDM= .32E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 29.539 1.8924 -.18251E-08 -.12417E-01 2 Prefactor .0000 .53326 -.11422E-07** at limit ** 3 norm .0000 .24036 .10391E-08** at limit ** 4 Prefactor 13.936 9.3819 -.33906E-08 .12274E-02 5 norm .0000 1.5417 -.16879E-08** at limit ** 6 Prefactor .27103 1.0505 .12498E-07 -.19983E-02 7 Prefactor .17224E-01 66.947 -.22721E-05** at limit ** 8 norm 9.2466 7.5895 -.10703E-07 .79166E-03 9 Prefactor 29.319 14.364 -.70861E-07 .60852E-03 10 Prefactor .61062E-09 17.161 .21919E-06** at limit ** 11 Prefactor .56860E-06 9.6832 -.15851E-06** at limit ** 12 Prefactor 6.1235 3.5666 .47300E-08 -.48605E-03 13 Prefactor .55511E-10 4.2183 .72251E-08** at limit ** 14 Prefactor .0000 .68552 .88601E-08** at limit ** 15 norm 24.170 5.7314 -.32382E-08 .37491E-03 16 Prefactor .0000 .40575 .21769E-08** at limit ** 17 Prefactor 1.1752 1.3512 -.36555E-08 -.37960E-03 18 norm 6.9008 4.6219 -.34496E-08 -.80945E-05 19 Prefactor 45.729 30.060 .22481E-06 -.76981E-02 20 Prefactor .15543E-08 12.108 -.16399E-07** at limit ** 21 Prefactor 5.2364 2.1488 -.29316E-08 .51452E-03 22 Prefactor .76561E-06 9.3276 -.16932E-06** at limit ** 23 Normalizat .88154 .11264 .43671E-06 -.11269E-03 24 Prefactor 1.1788 .13465 -.22601E-06 -.24703E-04 ERR DEF= .500 Final values: Prefactor = 29.5387 Prefactor = 0 norm = 0 Prefactor = 13.9362 norm = 0 Prefactor = 0.271025 Prefactor = 0.0172245 norm = 9.2466 Prefactor = 29.3191 Prefactor = 6.10623e-10 Prefactor = 5.68601e-07 Prefactor = 6.12345 Prefactor = 5.55112e-11 Prefactor = 0 norm = 24.1702 Prefactor = 0 Prefactor = 1.17522 norm = 6.90083 Prefactor = 45.7286 Prefactor = 1.55431e-09 Prefactor = 5.23638 Prefactor = 7.6561e-07 Normalizat = 0.88154 Prefactor = 1.17884 ********** ** 18 **HESSE ********** FCN= 17393.40 FROM HESSE STATUS=OK 457 CALLS 2526 TOTAL EDM= .12E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 29.539 18.214 .18398E-03 -1.5599 2 Prefactor .0000 .52980 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm .0000 .23986 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 13.936 9.8727 .26791E-03 -1.5633 5 norm .0000 1.5445 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor .27103 .76448 .32352E-02 -1.5698 7 Prefactor .17224E-01 1.1397 .48760E-02 -1.5705 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 9.2466 7.5989 .32715E-03 -1.5647 9 Prefactor 29.319 14.299 .18493E-03 -1.5600 10 Prefactor .61062E-09 16.773 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor .56860E-06 18.010 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor 6.1235 3.5699 .40468E-03 -1.5658 13 Prefactor .55511E-10 4.1890 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .0000 .67776 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm 24.170 5.7389 .20345E-03 -1.5610 16 Prefactor .0000 .40552 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor 1.1752 1.3861 .10569E-02 -1.5686 18 norm 6.9008 4.6298 .38139E-03 -1.5655 19 Prefactor 45.729 29.622 .14788E-03 -1.5573 20 Prefactor .15543E-08 12.070 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 21 Prefactor 5.2364 2.1490 .43907E-03 -1.5662 22 Prefactor .76561E-06 19.071 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 23 Normalizat .88154 .95662E-01 .44666E-01 -.97112 24 Prefactor 1.1788 .11368 .58192E-01 -.86985 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.18097e-07 Minuit parameter uncertainties: 1 18.2142 2 4.78014e-06 3 2.9362e-07 4 9.87268 5 1.07822e-06 6 0.764482 7 0.280216 8 7.59889 9 14.2987 10 0.000204688 11 0.00640034 12 3.56993 13 2.2578e-05 14 4.13061e-06 15 5.73891 16 8.10997e-07 17 1.38607 18 4.62978 19 29.6225 20 0.000274747 21 2.149 22 0.00764215 23 0.09568 24 0.113706 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 17393.4033626 Extracting fit parameters... 4FGL J0957.8+3423 Spectrum: PowerLaw 286 Prefactor: 5.551e-11 2.258e-05 0.000e+00 1.000e+06 ( 1.000e-13) 287 Index: 2.164e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 1.466e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 585 Prefactor: 1.179e+00 1.137e-01 0.000e+00 1.000e+01 ( 1.000e+00) 586 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 587 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 584 Normalization: 8.815e-01 9.568e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 149.471 34.398 Photon Flux Upper Limit: 2.50315491803e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00190204476643 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31079975/likelihoodResults_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 17393.404216 delta logL = -0.000853444314998 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 17393.4031448 delta logL = 0.000217767341383 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .19821E-01 1.0000 .0000 .10000E+07 2 'Index ' 3.1873 1.0000 .0000 10.000 3 'Normalizat' .88103 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.1791 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 17393.40 FROM MIGRAD STATUS=CONVERGED 71 CALLS 311 TOTAL EDM= .18E-10 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .19329E-01 .15413 .43571E-02** at limit ** 2 Index 3.1396 .47405 .50000 .44835E-05 3 Normalizat .88101 .17961E-02 .44659E-01 -.83082E-03 4 Prefactor 1.1791 .22092E-02 .58186E-01 -.41512E-03 ERR DEF= .500 Final values: Prefactor = 0.0193286 Index = 3.13956 Normalizat = 0.881013 Prefactor = 1.17915 ********** ** 18 **HESSE ********** FCN= 17393.40 FROM HESSE STATUS=NOT POSDEF 37 CALLS 348 TOTAL EDM= .50E-10 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .19329E-01 10.018 .22831E-02 -1.5705 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 3.1396 5.2291 .17186E-01 -.38126 3 Normalizat .88101 .94234E-02 .23939E-03 -.97131 4 Prefactor 1.1791 .11539E-01 .25731E-03 -.86975 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 5.02702e-11 Minuit parameter uncertainties: 1 0.880069 2 28.71 3 0.00942346 4 0.0115386 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) = 17393.4031197 delta logL = 0.00024291252339 Extracting fit parameters... 4FGL J0957.8+3423 Spectrum: PowerLaw 286 Prefactor: 1.933e-02 8.801e-01 0.000e+00 1.000e+06 ( 1.000e-13) 287 Index: 3.140e+00 2.871e+01 0.000e+00 1.000e+01 (-1.000e+00) 288 Scale: 1.466e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 585 Prefactor: 1.179e+00 1.154e-02 0.000e+00 1.000e+01 ( 1.000e+00) 586 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 587 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 584 Normalization: 8.810e-01 9.423e-03 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 149.471 34.398 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/31079975/cmap_HighResolution_803260801_803865601_4FGL_J0957.8+3423_weekly_bin933.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.90e-03', job_status='DONE', photon_flux_upper_limit='2.50e-08', time_completed='2026-07-08 21:49:28.618113', job_id='31079975', GAL2='1.18', fit_tolerance='1e-08', EG2='0.88', EG='0.88', time_epoch_completed='1783572568.62', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='1.18', dlogl='2.43e-04', ts2='0.00', photon_index_error='0.00', photon_index='2.16' WHERE bin_id='933' AND source_name='4FGL J0957.8+3423' AND cadence='weekly'; Database successfully updated. Analysis Complete. Wed Jul 8 21:49:28 PDT 2026