/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 = 17154 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1649.6+0411_weekly_bin912 RA = 252.406, Dec = 4.1926 tmin = 790560001, tmax = 791164801 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='19724409', job_status='RUN', time_executed='2026-01-27 02:43:05.447023', time_epoch_executed='1769510585.45' WHERE source_name='4FGL J1649.6+0411' and cadence='weekly' and bin_id='912' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/19724409 Creating custom pfile directory: /lscratch/kocevski/19724409/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=790560001.0 && nMetStart<791164801.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=790560001.0 && nMetStart<791164801.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/19724409/ft1_4FGL_J1649.6+0411_weekly_bin912.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=790560001.0 && nMetStart<791164801.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/19724409/ft2_4FGL_J1649.6+0411_weekly_bin912.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/19724409/ft1_4FGL_J1649.6+0411_weekly_bin912.fits outfile=/lscratch/kocevski/19724409/ft1_filteredMKT_4FGL_J1649.6+0411_weekly_bin912.fits ra=252.406 dec=4.1926 rad=12.0 tmin=790560001.0 tmax=791164801.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 5.05 user 4.09 sys 0.22 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/19724409/ft2_4FGL_J1649.6+0411_weekly_bin912.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/19724409/ft2_4FGL_J1649.6+0411_weekly_bin912.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/19724409/ft1_filteredMKT_4FGL_J1649.6+0411_weekly_bin912.fits evtable="EVENTS" outfile="/lscratch/kocevski/19724409/ft1_filtered_4FGL_J1649.6+0411_weekly_bin912.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 0.68 user 0.20 sys 0.13 Number of photons that the gtmktime cut: 3528 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/19724409/ft1_filtered_4FGL_J1649.6+0411_weekly_bin912.fits" evtable="EVENTS" scfile=/lscratch/kocevski/19724409/ft2_4FGL_J1649.6+0411_weekly_bin912.fits sctable="SC_DATA" outfile=/lscratch/kocevski/19724409/ltcube_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.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/19724409/ft2_4FGL_J1649.6+0411_weekly_bin912.fits .....................! real 15.97 user 15.15 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/19724409/ft1_filtered_4FGL_J1649.6+0411_weekly_bin912.fits evtable="EVENTS" scfile=/lscratch/kocevski/19724409/ft2_4FGL_J1649.6+0411_weekly_bin912.fits sctable="SC_DATA" expcube=/lscratch/kocevski/19724409/ltcube_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.fits outfile=/lscratch/kocevski/19724409/expmap_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.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/19724409/ltcube_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.fits .....................! real 60.55 user 56.29 sys 3.14 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 FHES J1723.5-0501 in ROI with RadialGaussian spatial model. Added 163 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 J1649.6+0411 @ 252.406 4.1926 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/19724409/ft1_filtered_4FGL_J1649.6+0411_weekly_bin912.fits scfile=/lscratch/kocevski/19724409/ft2_4FGL_J1649.6+0411_weekly_bin912.fits outfile=/lscratch/kocevski/19724409/cmap_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.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=252.406 yref=4.1926 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 0.86 user 0.25 sys 0.10 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/19724409/ft1_filtered_4FGL_J1649.6+0411_weekly_bin912.fits scfile=/lscratch/kocevski/19724409/ft2_4FGL_J1649.6+0411_weekly_bin912.fits outfile=/lscratch/kocevski/19724409/cmap_HighResolution_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.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=252.406 yref=4.1926 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 0.84 user 0.21 sys 0.15 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/19724409/ft1_filtered_4FGL_J1649.6+0411_weekly_bin912.fits evtable="EVENTS" scfile=/lscratch/kocevski/19724409/ft2_4FGL_J1649.6+0411_weekly_bin912.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/19724409/Model_4FGL_J1649.6+0411_weekly_bin912.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 FHES J1723.5-0501 adding source GAL_V02 Working on... /lscratch/kocevski/19724409/ft1_filtered_4FGL_J1649.6+0411_weekly_bin912.fits.....................! real 96.14 user 93.89 sys 0.94 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/19724409/ft1_filtered_4FGL_J1649.6+0411_weekly_bin912.fits', '/lscratch/kocevski/19724409/ft2_4FGL_J1649.6+0411_weekly_bin912.fits', expMap='/lscratch/kocevski/19724409/expmap_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.fits', expCube='/lscratch/kocevski/19724409/ltcube_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/19724409/Model_4FGL_J1649.6+0411_weekly_bin912.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1649.6+0411' 4FGL J1649.6+0411 Spectrum: PowerLaw 267 Prefactor: 1.027e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 268 Index: 2.594e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 269 Scale: 7.155e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/19724409/ft1_filtered_4FGL_J1649.6+0411_weekly_bin912.fits Spacecraft file(s): /lscratch/kocevski/19724409/ft2_4FGL_J1649.6+0411_weekly_bin912.fits Exposure map: /lscratch/kocevski/19724409/expmap_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.fits Exposure cube: /lscratch/kocevski/19724409/ltcube_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/19724409/Model_4FGL_J1649.6+0411_weekly_bin912.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) = 37021.7543749 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 37021.7528146 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 17.400 1.0000 .0000 .10000E+07 2 'Prefactor ' .32400E-02 1.0000 .0000 .10000E+07 3 'Prefactor ' 20.712 1.0000 .0000 .10000E+07 4 'Prefactor ' .49551E-05 1.0000 .0000 .10000E+07 5 'Prefactor ' .26234E-05 1.0000 .0000 .10000E+07 6 'Prefactor ' 7.7374 1.0000 .0000 .10000E+07 7 'Prefactor ' .45815E-03 1.0000 .0000 .10000E+07 8 'Prefactor ' .42577E-07 1.0000 .0000 .10000E+07 9 'Prefactor ' 1.7236 1.0000 .0000 .10000E+07 10 'Prefactor ' .44257E-02 1.0000 .0000 .10000E+07 11 'Prefactor ' 16.553 1.0000 .0000 .10000E+07 12 'Prefactor ' 7.8164 1.0000 .0000 .10000E+07 13 'Prefactor ' .91910E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 12.542 1.0000 .0000 .10000E+07 15 'norm ' 61.713 1.0000 .0000 .10000E+07 16 'Prefactor ' 51.104 1.0000 .0000 .10000E+07 17 'norm ' .25399E-02 1.0000 .0000 .10000E+07 18 'norm ' .60674E-07 1.0000 .0000 .10000E+07 19 'Normalizat' 1.1318 1.0000 .10000E-01 10.000 20 'Prefactor ' 1.0428 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5570E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 37021.75 FROM MIGRAD STATUS=CONVERGED 132 CALLS 1511 TOTAL EDM= .18E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 5.1% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 17.452 10.193 .22141E-06 -.70821E-02 2 Prefactor .38464E-06 12.782 -.12192E-05** at limit ** 3 Prefactor 20.708 1.4064 .48792E-07 .31553E-02 4 Prefactor .0000 1.4619 .23825E-07** at limit ** 5 Prefactor .0000 1.1148 .17133E-06** at limit ** 6 Prefactor 7.8543 6.0711 -.77725E-07 .86995E-03 7 Prefactor .97145E-08 8.6526 -.11367E-05** at limit ** 8 Prefactor .0000 .87149 .87325E-07** at limit ** 9 Prefactor 1.7193 2.7483 .23337E-07 .82425E-04 10 Prefactor .11024E-04 9.4965 -.44101E-06** at limit ** 11 Prefactor 16.561 1.3500 -.21755E-07 -.32297E-01 12 Prefactor 7.8763 4.9147 .94889E-07 -.10380E-02 13 Prefactor .84262E-05 12.966 -.10783E-05** at limit ** 14 Prefactor 12.348 8.5745 .16537E-06 -.16114E-01 15 norm 61.666 2.9668 .30707E-07 .10953 16 Prefactor 51.579 41.184 .11127E-05 -.44117E-01 17 norm .15077E-06 11.868 -.18584E-05** at limit ** 18 norm .0000 .44400 -.56170E-07** at limit ** 19 Normalizat 1.1314 .16935 .15946E-04 -.12555E-04 20 Prefactor 1.0428 .44689E-01 -.59966E-05 .44891E-03 ERR DEF= .500 Final values: norm = 17.4518 Prefactor = 3.84637e-07 Prefactor = 20.7083 Prefactor = 0 Prefactor = 0 Prefactor = 7.85432 Prefactor = 9.71445e-09 Prefactor = 0 Prefactor = 1.71926 Prefactor = 1.10237e-05 Prefactor = 16.5609 Prefactor = 7.87635 Prefactor = 8.4262e-06 Prefactor = 12.3477 norm = 61.6662 Prefactor = 51.5793 norm = 1.50768e-07 norm = 0 Normalizat = 1.13144 Prefactor = 1.04281 ********** ** 18 **HESSE ********** FCN= 37021.75 FROM HESSE STATUS=OK 331 CALLS 1842 TOTAL EDM= .12E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 17.452 10.169 .23983E-03 -1.5624 2 Prefactor .38464E-06 13.182 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 20.708 18.141 .21980E-03 -1.5617 4 Prefactor .0000 1.4631 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 1.1126 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 7.8543 6.0730 .36026E-03 -1.5652 7 Prefactor .97145E-08 8.6663 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor .0000 .86768 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 1.7193 2.7760 .79969E-03 -1.5682 10 Prefactor .11024E-04 19.767 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor 16.561 22.872 .24590E-03 -1.5627 12 Prefactor 7.8763 4.9236 .35842E-03 -1.5652 13 Prefactor .84262E-05 20.979 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 12.348 9.4039 .28260E-03 -1.5638 15 norm 61.666 13.232 .12730E-03 -1.5551 16 Prefactor 51.579 42.386 .13990E-03 -1.5564 17 norm .15077E-06 11.868 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 norm .0000 .44246 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Normalizat 1.1314 .15405 .11823 -.88749 20 Prefactor 1.0428 .40104E-01 .40350E-01 -.91316 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.17861e-06 Minuit parameter uncertainties: 1 10.1695 2 0.00450356 3 18.141 4 6.02466e-06 5 5.67304e-06 6 6.07304 7 0.000580346 8 2.36558e-07 9 2.77603 10 0.0295232 11 22.8719 12 4.92356 13 0.0265915 14 9.40393 15 13.2319 16 42.3863 17 0.00267542 18 8.55863e-07 19 0.154116 20 0.0401052 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 37021.7516809 Extracting fit parameters... 4FGL J1649.6+0411 Spectrum: PowerLaw 267 Prefactor: 0.000e+00 2.366e-07 0.000e+00 1.000e+06 ( 1.000e-12) 268 Index: 2.594e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 269 Scale: 7.155e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 554 Prefactor: 1.043e+00 4.011e-02 0.000e+00 1.000e+01 ( 1.000e+00) 555 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 556 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 550 Normalization: 1.131e+00 1.541e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 252.406 4.193 Photon Flux Upper Limit: 3.75915302527e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00294095333411 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/19724409/likelihoodResults_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.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) = 37021.7532496 delta logL = -0.00156874069944 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 37021.7516809 delta logL = -4.8239598982e-09 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 1.9506 1.0000 .0000 10.000 3 'Normalizat' 1.1314 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0428 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5570E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 37021.75 FROM MIGRAD STATUS=CONVERGED 35 CALLS 236 TOTAL EDM= .39E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 .83334 .42118E-03** at limit ** 2 Index 2.6953 1.1442 -.90622E-06 .0000 3 Normalizat 1.1314 1.1358 .71495E-05 -.15126E-03 4 Prefactor 1.0428 1.2000 -.33645E-07 -.79632E-03 ERR DEF= .500 Final values: Prefactor = 0 Index = 2.6953 Normalizat = 1.13145 Prefactor = 1.04281 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 37021.75 FROM HESSE STATUS=FAILED 9 CALLS 245 TOTAL EDM= .39E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 .83334 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .82247 1.9508 -.90622E-06 -.47905 3 Normalizat 1.1314 1.1358 .71495E-05 -.88748 4 Prefactor 1.0428 1.2000 -.33645E-07 -.91316 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 3.91858e-11 Minuit parameter uncertainties: 1 8.23804e-06 2 1.15726 3 1.16194 4 1.23319 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) = 37021.7516809 delta logL = 0.0 Extracting fit parameters... 4FGL J1649.6+0411 Spectrum: PowerLaw 267 Prefactor: 0.000e+00 8.238e-06 0.000e+00 1.000e+06 ( 1.000e-12) 268 Index: 2.695e+00 1.157e+00 0.000e+00 1.000e+01 (-1.000e+00) 269 Scale: 7.155e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 554 Prefactor: 1.043e+00 1.233e+00 0.000e+00 1.000e+01 ( 1.000e+00) 555 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 556 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 550 Normalization: 1.131e+00 1.162e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 252.406 4.193 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/19724409/cmap_HighResolution_790560001_791164801_4FGL_J1649.6+0411_weekly_bin912.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.94e-03', job_status='DONE', photon_flux_upper_limit='3.76e-08', time_completed='2026-01-27 03:00:08.815702', job_id='19724409', GAL2='1.04', fit_tolerance='1e-08', EG2='1.13', EG='1.13', time_epoch_completed='1769511608.82', return_code2='101', ts='0.00', comment='SUCCESS', return_code='0', GAL='1.04', dlogl='0.00e+00', ts2='0.00', photon_index_error='0.00', photon_index='2.59' WHERE bin_id='912' AND source_name='4FGL J1649.6+0411' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jan 27 03:00:09 PST 2026