/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 = 17472 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1836.4+3137_weekly_bin913 RA = 279.105, Dec = 31.618 tmin = 791164801, tmax = 791769601 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='20100583', job_status='RUN', time_executed='2026-02-03 01:18:53.108366', time_epoch_executed='1770110333.11' WHERE source_name='4FGL J1836.4+3137' and cadence='weekly' and bin_id='913' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/20100583 Creating custom pfile directory: /lscratch/kocevski/20100583/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=791164801.0 && nMetStart<791769601.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=791164801.0 && nMetStart<791769601.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/20100583/ft1_4FGL_J1836.4+3137_weekly_bin913.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=791164801.0 && nMetStart<791769601.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/20100583/ft2_4FGL_J1836.4+3137_weekly_bin913.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/20100583/ft1_4FGL_J1836.4+3137_weekly_bin913.fits outfile=/lscratch/kocevski/20100583/ft1_filteredMKT_4FGL_J1836.4+3137_weekly_bin913.fits ra=279.105 dec=31.618 rad=12.0 tmin=791164801.0 tmax=791769601.0 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 4.84 user 4.17 sys 0.22 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/20100583/ft2_4FGL_J1836.4+3137_weekly_bin913.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/20100583/ft2_4FGL_J1836.4+3137_weekly_bin913.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/20100583/ft1_filteredMKT_4FGL_J1836.4+3137_weekly_bin913.fits evtable="EVENTS" outfile="/lscratch/kocevski/20100583/ft1_filtered_4FGL_J1836.4+3137_weekly_bin913.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 0.82 user 0.22 sys 0.13 Number of photons that the gtmktime cut: 3098 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/20100583/ft1_filtered_4FGL_J1836.4+3137_weekly_bin913.fits" evtable="EVENTS" scfile=/lscratch/kocevski/20100583/ft2_4FGL_J1836.4+3137_weekly_bin913.fits sctable="SC_DATA" outfile=/lscratch/kocevski/20100583/ltcube_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.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/20100583/ft2_4FGL_J1836.4+3137_weekly_bin913.fits .....................! real 18.06 user 17.15 sys 0.24 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/20100583/ft1_filtered_4FGL_J1836.4+3137_weekly_bin913.fits evtable="EVENTS" scfile=/lscratch/kocevski/20100583/ft2_4FGL_J1836.4+3137_weekly_bin913.fits sctable="SC_DATA" expcube=/lscratch/kocevski/20100583/ltcube_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.fits outfile=/lscratch/kocevski/20100583/expmap_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.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/20100583/ltcube_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.fits .....................! real 66.99 user 62.30 sys 3.96 Generating the xml model: radLim = 0.001 maxRad = 12 normsOnly = True freeVariableSources = True Fixing all sources to their catalog values, except variable sources Creating file and adding sources from 4FGL Extended source W 51C in ROI, make sure /sdf/group/fermi/g/LCRepository/Likelihood/ExtendedSources/Extended_8years/Templates/W51C.fits is the correct path to the extended template. Added 231 point sources and 1 extended sources If using unbinned likelihood you will need to rerun gtdiffrsp for the extended sources or rerun the makeModel function with optional argument psForce=True Setting source of interest to: 4FGL J1836.4+3137 @ 279.105 31.618 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/20100583/ft1_filtered_4FGL_J1836.4+3137_weekly_bin913.fits scfile=/lscratch/kocevski/20100583/ft2_4FGL_J1836.4+3137_weekly_bin913.fits outfile=/lscratch/kocevski/20100583/cmap_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.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=279.105 yref=31.618 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 1.08 user 0.22 sys 0.14 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/20100583/ft1_filtered_4FGL_J1836.4+3137_weekly_bin913.fits scfile=/lscratch/kocevski/20100583/ft2_4FGL_J1836.4+3137_weekly_bin913.fits outfile=/lscratch/kocevski/20100583/cmap_HighResolution_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.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=279.105 yref=31.618 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 1.03 user 0.23 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/20100583/ft1_filtered_4FGL_J1836.4+3137_weekly_bin913.fits evtable="EVENTS" scfile=/lscratch/kocevski/20100583/ft2_4FGL_J1836.4+3137_weekly_bin913.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/20100583/Model_4FGL_J1836.4+3137_weekly_bin913.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 adding source W 51C Working on... /lscratch/kocevski/20100583/ft1_filtered_4FGL_J1836.4+3137_weekly_bin913.fits.....................! real 185.01 user 182.07 sys 1.03 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/20100583/ft1_filtered_4FGL_J1836.4+3137_weekly_bin913.fits', '/lscratch/kocevski/20100583/ft2_4FGL_J1836.4+3137_weekly_bin913.fits', expMap='/lscratch/kocevski/20100583/expmap_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.fits', expCube='/lscratch/kocevski/20100583/ltcube_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/20100583/Model_4FGL_J1836.4+3137_weekly_bin913.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1836.4+3137' 4FGL J1836.4+3137 Spectrum: PowerLaw 356 Prefactor: 2.008e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 357 Index: 2.369e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 358 Scale: 1.684e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/20100583/ft1_filtered_4FGL_J1836.4+3137_weekly_bin913.fits Spacecraft file(s): /lscratch/kocevski/20100583/ft2_4FGL_J1836.4+3137_weekly_bin913.fits Exposure map: /lscratch/kocevski/20100583/expmap_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.fits Exposure cube: /lscratch/kocevski/20100583/ltcube_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/20100583/Model_4FGL_J1836.4+3137_weekly_bin913.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) = 31640.2827074 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 31640.1625796 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .27973E-04 1.0000 .0000 .10000E+07 2 'Prefactor ' .92923 1.0000 .0000 .10000E+07 3 'Prefactor ' 53.737 1.0000 .0000 .10000E+07 4 'Prefactor ' .86782E-04 1.0000 .0000 .10000E+07 5 'norm ' .16539E-02 1.0000 .0000 .10000E+07 6 'norm ' .10981E-04 1.0000 .0000 .10000E+07 7 'Prefactor ' 2.4258 1.0000 .0000 .10000E+07 8 'norm ' 8.1886 1.0000 .0000 .10000E+07 9 'Prefactor ' 5.1063 1.0000 .0000 .10000E+07 10 'Prefactor ' .54575E-04 1.0000 .0000 .10000E+07 11 'Prefactor ' .33009E-03 1.0000 .0000 .10000E+07 12 'norm ' .20558E-04 1.0000 .0000 .10000E+07 13 'norm ' .63274E-03 1.0000 .0000 .10000E+07 14 'norm ' 4.6742 1.0000 .0000 .10000E+07 15 'Prefactor ' .86692 1.0000 .0000 .10000E+07 16 'Prefactor ' .35816E-03 1.0000 .0000 .10000E+07 17 'Prefactor ' .13648E-01 1.0000 .0000 .10000E+07 18 'Normalizat' 1.2862 1.0000 .10000E-01 10.000 19 'Prefactor ' .97471 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .8100E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 31640.16 FROM MIGRAD STATUS=CONVERGED 233 CALLS 1337 TOTAL EDM= .10E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .66613E-09 7.3712 -.68566E-08** at limit ** 2 Prefactor 2.6301 31.433 .46805E-06 -.71873E-01 3 Prefactor 50.860 41.392 -.19196E-06 -.13381 4 Prefactor .0000 1.8730 .45065E-08** at limit ** 5 norm .81601E-08 37.759 .74737E-06** at limit ** 6 norm .26146E-07 13.463 .10607E-06** at limit ** 7 Prefactor 2.4274 2.3130 .25379E-08 .77621E-03 8 norm 8.1857 4.1294 -.81702E-08 -.10246E-02 9 Prefactor 5.1085 2.8072 -.56403E-08 -.67561E-04 10 Prefactor .11102E-09 17.250 -.69596E-07** at limit ** 11 Prefactor .55511E-10 2.2014 -.54260E-07** at limit ** 12 norm .32196E-08 7.6866 -.71227E-07** at limit ** 13 norm .27756E-09 4.6984 .10174E-06** at limit ** 14 norm 4.6732 1.2700 -.13337E-07 -.11917E-01 15 Prefactor .94193 7.8318 -.15534E-06 .19044E-02 16 Prefactor .0000 2.6209 -.49201E-09** at limit ** 17 Prefactor .70748E-05 43.423 -.23087E-06** at limit ** 18 Normalizat 1.2854 .14633 .69111E-07 -.25368E-04 19 Prefactor .97476 .43086E-01 -.34075E-07 -.20309E-03 ERR DEF= .500 Final values: Prefactor = 6.66134e-10 Prefactor = 2.63013 Prefactor = 50.8601 Prefactor = 0 norm = 8.16014e-09 norm = 2.61458e-08 Prefactor = 2.42744 norm = 8.1857 Prefactor = 5.10848 Prefactor = 1.11022e-10 Prefactor = 5.55112e-11 norm = 3.21965e-09 norm = 2.77556e-10 norm = 4.67319 Prefactor = 0.941927 Prefactor = 0 Prefactor = 7.07484e-06 Normalizat = 1.28539 Prefactor = 0.974761 ********** ** 18 **HESSE ********** FCN= 31640.16 FROM HESSE STATUS=OK 316 CALLS 1653 TOTAL EDM= .92E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .66613E-09 7.3963 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 2.6301 47.317 .43760E-03 -1.5676 3 Prefactor 50.860 44.622 .13642E-03 -1.5565 4 Prefactor .0000 1.8831 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 norm .81601E-08 .24046 .42118E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm .26146E-07 13.491 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor 2.4274 2.3205 .65682E-03 -1.5677 8 norm 8.1857 4.1231 .35011E-03 -1.5651 9 Prefactor 5.1085 2.8230 .44469E-03 -1.5663 10 Prefactor .11102E-09 17.120 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor .55511E-10 2.2029 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 norm .32196E-08 7.6913 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 norm .27756E-09 .91305 .52016E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 norm 4.6732 1.5047 .46524E-03 -1.5665 15 Prefactor .94193 7.6738 .48074E-03 -1.5689 16 Prefactor .0000 2.6301 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor .70748E-05 50.852 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 Normalizat 1.2854 .13496 .98172E-01 -.84004 19 Prefactor .97476 .39114E-01 .33059E-01 -.93576 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 9.2014e-07 Minuit parameter uncertainties: 1 0.000139144 2 22.3115 3 44.6228 4 5.02829e-07 5 8.85729e-05 6 0.00118721 7 2.32055 8 4.12308 9 2.82304 10 8.54458e-05 11 1.9582e-05 12 0.000314176 13 3.18196e-05 14 1.50475 15 5.37707 16 4.82078e-06 17 0.0379356 18 0.134994 19 0.0391156 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 31640.1585835 Extracting fit parameters... 4FGL J1836.4+3137 Spectrum: PowerLaw 356 Prefactor: 5.551e-11 1.958e-05 0.000e+00 1.000e+06 ( 1.000e-13) 357 Index: 2.369e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 358 Scale: 1.684e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 803 Prefactor: 9.748e-01 3.912e-02 0.000e+00 1.000e+01 ( 1.000e+00) 804 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 805 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 802 Normalization: 1.285e+00 1.350e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 279.105 31.618 Photon Flux Upper Limit: 4.02715441583e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00310548645652 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/20100583/likelihoodResults_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.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) = 31640.1593376 delta logL = -0.000754128472181 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 31640.1585835 delta logL = -1.82772055268e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .55511E-10 1.0000 .0000 .10000E+07 2 'Index ' 1.4000 1.0000 .0000 10.000 3 'Normalizat' 1.2854 1.0000 .10000E-01 10.000 4 'Prefactor ' .97475 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .8100E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 31640.16 FROM MIGRAD STATUS=CONVERGED 37 CALLS 237 TOTAL EDM= .47E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 2.4322 .42118E-03** at limit ** 2 Index 2.1544 1.2566 .16199E-04 .0000 3 Normalizat 1.2854 1.0826 .77840E-05 .65353E-04 4 Prefactor .97476 1.3155 -.29918E-06 .25195E-03 ERR DEF= .500 Final values: Prefactor = 0 Index = 2.15439 Normalizat = 1.28539 Prefactor = 0.974761 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 31640.16 FROM HESSE STATUS=FAILED 9 CALLS 246 TOTAL EDM= .47E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 2.4322 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .50948 1.7811 .16199E-04 -.60544 3 Normalizat 1.2854 1.0826 .77840E-05 -.84004 4 Prefactor .97476 1.3155 -.29918E-06 -.93576 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 4.68562e-12 Minuit parameter uncertainties: 1 8.37186e-06 2 1.27705 3 1.10255 4 1.36292 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) = 31640.1585835 delta logL = 1.45519152284e-11 Extracting fit parameters... 4FGL J1836.4+3137 Spectrum: PowerLaw 356 Prefactor: 0.000e+00 8.372e-06 0.000e+00 1.000e+06 ( 1.000e-13) 357 Index: 2.154e+00 1.277e+00 0.000e+00 1.000e+01 (-1.000e+00) 358 Scale: 1.684e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 803 Prefactor: 9.748e-01 1.363e+00 0.000e+00 1.000e+01 ( 1.000e+00) 804 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 805 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 802 Normalization: 1.285e+00 1.103e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 279.105 31.618 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/20100583/cmap_HighResolution_791164801_791769601_4FGL_J1836.4+3137_weekly_bin913.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.11e-03', job_status='DONE', photon_flux_upper_limit='4.03e-08', time_completed='2026-02-03 01:37:19.081085', job_id='20100583', GAL2='0.97', fit_tolerance='1e-08', EG2='1.29', EG='1.29', time_epoch_completed='1770111439.08', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.97', dlogl='1.46e-11', ts2='0.00', photon_index_error='0.00', photon_index='2.37' WHERE bin_id='913' AND source_name='4FGL J1836.4+3137' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Feb 3 01:37:19 PST 2026