/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 = 7649 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1628.6+7706_daily_bin2150 RA = 247.154, Dec = 77.1099 tmin = 796608001, tmax = 796867201 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='24752611', job_status='RUN', time_executed='2026-04-03 03:16:38.292932', time_epoch_executed='1775211398.29' WHERE source_name='4FGL J1628.6+7706' and cadence='daily' and bin_id='2150' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/24752611 Creating custom pfile directory: /lscratch/kocevski/24752611/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=796608001.0 && nMetStart<796867201.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=796608001.0 && nMetStart<796867201.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/24752611/ft1_4FGL_J1628.6+7706_daily_bin2150.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=796608001.0 && nMetStart<796867201.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/24752611/ft2_4FGL_J1628.6+7706_daily_bin2150.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/24752611/ft1_4FGL_J1628.6+7706_daily_bin2150.fits outfile=/lscratch/kocevski/24752611/ft1_filteredMKT_4FGL_J1628.6+7706_daily_bin2150.fits ra=247.154 dec=77.1099 rad=12.0 tmin=796608001.0 tmax=796867201.0 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 2.76 user 2.06 sys 0.16 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/24752611/ft2_4FGL_J1628.6+7706_daily_bin2150.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/24752611/ft2_4FGL_J1628.6+7706_daily_bin2150.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/24752611/ft1_filteredMKT_4FGL_J1628.6+7706_daily_bin2150.fits evtable="EVENTS" outfile="/lscratch/kocevski/24752611/ft1_filtered_4FGL_J1628.6+7706_daily_bin2150.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 0.85 user 0.20 sys 0.12 Number of photons that the gtmktime cut: 880 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/24752611/ft1_filtered_4FGL_J1628.6+7706_daily_bin2150.fits" evtable="EVENTS" scfile=/lscratch/kocevski/24752611/ft2_4FGL_J1628.6+7706_daily_bin2150.fits sctable="SC_DATA" outfile=/lscratch/kocevski/24752611/ltcube_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.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/24752611/ft2_4FGL_J1628.6+7706_daily_bin2150.fits .....................! real 8.64 user 7.85 sys 0.23 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/24752611/ft1_filtered_4FGL_J1628.6+7706_daily_bin2150.fits evtable="EVENTS" scfile=/lscratch/kocevski/24752611/ft2_4FGL_J1628.6+7706_daily_bin2150.fits sctable="SC_DATA" expcube=/lscratch/kocevski/24752611/ltcube_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.fits outfile=/lscratch/kocevski/24752611/expmap_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.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/24752611/ltcube_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.fits .....................! real 69.74 user 64.80 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 210 point sources and 0 extended sources Setting source of interest to: 4FGL J1628.6+7706 @ 247.154 77.1099 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/24752611/ft1_filtered_4FGL_J1628.6+7706_daily_bin2150.fits scfile=/lscratch/kocevski/24752611/ft2_4FGL_J1628.6+7706_daily_bin2150.fits outfile=/lscratch/kocevski/24752611/cmap_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.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=247.154 yref=77.1099 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 0.74 user 0.22 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/24752611/ft1_filtered_4FGL_J1628.6+7706_daily_bin2150.fits scfile=/lscratch/kocevski/24752611/ft2_4FGL_J1628.6+7706_daily_bin2150.fits outfile=/lscratch/kocevski/24752611/cmap_HighResolution_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.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=247.154 yref=77.1099 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 0.76 user 0.24 sys 0.12 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/24752611/ft1_filtered_4FGL_J1628.6+7706_daily_bin2150.fits evtable="EVENTS" scfile=/lscratch/kocevski/24752611/ft2_4FGL_J1628.6+7706_daily_bin2150.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/24752611/Model_4FGL_J1628.6+7706_daily_bin2150.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/24752611/ft1_filtered_4FGL_J1628.6+7706_daily_bin2150.fits....................! real 43.24 user 41.73 sys 0.71 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/24752611/ft1_filtered_4FGL_J1628.6+7706_daily_bin2150.fits', '/lscratch/kocevski/24752611/ft2_4FGL_J1628.6+7706_daily_bin2150.fits', expMap='/lscratch/kocevski/24752611/expmap_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.fits', expCube='/lscratch/kocevski/24752611/ltcube_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/24752611/Model_4FGL_J1628.6+7706_daily_bin2150.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1628.6+7706' 4FGL J1628.6+7706 Spectrum: LogParabola 377 norm: 7.623e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 378 alpha: 1.958e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 379 beta: 9.152e-02 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 380 Eb: 1.177e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/24752611/ft1_filtered_4FGL_J1628.6+7706_daily_bin2150.fits Spacecraft file(s): /lscratch/kocevski/24752611/ft2_4FGL_J1628.6+7706_daily_bin2150.fits Exposure map: /lscratch/kocevski/24752611/expmap_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.fits Exposure cube: /lscratch/kocevski/24752611/ltcube_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/24752611/Model_4FGL_J1628.6+7706_daily_bin2150.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) = 9326.62568695 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9326.61155114 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 1.1871 1.0000 .0000 .10000E+07 2 'Prefactor ' .25136E-02 1.0000 .0000 .10000E+07 3 'Prefactor ' 6.5270 1.0000 .0000 .10000E+07 4 'Prefactor ' .27689E-02 1.0000 .0000 .10000E+07 5 'Prefactor ' .82169E-02 1.0000 .0000 .10000E+07 6 'Prefactor ' 35.409 1.0000 .0000 .10000E+07 7 'Prefactor ' .89579E-01 1.0000 .0000 .10000E+07 8 'Prefactor ' 10.983 1.0000 .0000 .10000E+07 9 'norm ' .10625E-04 1.0000 .0000 .10000E+07 10 'Prefactor ' .56648E-02 1.0000 .0000 .10000E+07 11 'Prefactor ' .76769E-03 1.0000 .0000 .10000E+07 12 'norm ' .44426E-06 1.0000 .0000 .10000E+07 13 'Prefactor ' 5.4815 1.0000 .0000 .10000E+07 14 'Prefactor ' .41078E-08 1.0000 .0000 .10000E+07 15 'Prefactor ' .63375E-02 1.0000 .0000 .10000E+07 16 'Prefactor ' .21823E-02 1.0000 .0000 .10000E+07 17 'Prefactor ' .10417E-02 1.0000 .0000 .10000E+07 18 'norm ' 2.2249 1.0000 .0000 .10000E+07 19 'norm ' 4.1141 1.0000 .0000 .10000E+07 20 'norm ' 9.0964 1.0000 .0000 .10000E+07 21 'Prefactor ' .36164E-02 1.0000 .0000 .10000E+07 22 'norm ' .57618 1.0000 .0000 .10000E+07 23 'Normalizat' .74458 1.0000 .10000E-01 10.000 24 'Prefactor ' 1.0722 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6790E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 9326.610 FROM MIGRAD STATUS=CONVERGED 160 CALLS 1955 TOTAL EDM= .18E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.0% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 1.1901 2.3783 .59598E-06 -.97064E-03 2 Prefactor .79917E-05 49.079 -.40516E-05** at limit ** 3 Prefactor 6.4452 11.871 -.38496E-06 -.68834E-03 4 Prefactor .28866E-08 7.9175 -.16256E-05** at limit ** 5 Prefactor .11657E-06 12.211 -.74598E-06** at limit ** 6 Prefactor 35.208 6.0760 -.45258E-07 .64653E-01 7 Prefactor .10588E-05 1.8653 -.25099E-06** at limit ** 8 Prefactor 12.707 52.333 .27198E-05 -.33945E-01 9 norm .22204E-09 3.8023 .12555E-06** at limit ** 10 Prefactor .97228E-05 11.729 -.60063E-06** at limit ** 11 Prefactor .82645E-06 11.126 .11942E-05** at limit ** 12 norm .0000 .20379 -.39682E-08** at limit ** 13 Prefactor 5.5244 5.5242 -.39467E-06 .11179E-02 14 Prefactor .0000 .61824 .83628E-07** at limit ** 15 Prefactor .41300E-07 11.388 .97483E-06** at limit ** 16 Prefactor .30531E-08 9.9348 -.61222E-06** at limit ** 17 Prefactor .10493E-05 9.7323 .10386E-05** at limit ** 18 norm 2.2259 1.7830 -.26481E-06 .25435E-02 19 norm 4.1139 .89931 -.90523E-08 -.11977E-02 20 norm 9.0982 4.1235 .28765E-06 -.59756E-02 21 Prefactor .56786E-04 8.8104 -.56903E-06** at limit ** 22 norm .59564 5.9302 -.74120E-07 -.11702E-03 23 Normalizat .74443 .16709 .10549E-04 -.44645E-04 24 Prefactor 1.0720 .11479 -.20361E-05 -.30807E-04 ERR DEF= .500 Final values: norm = 1.1901 Prefactor = 7.99166e-06 Prefactor = 6.44515 Prefactor = 2.88658e-09 Prefactor = 1.16573e-07 Prefactor = 35.2077 Prefactor = 1.05876e-06 Prefactor = 12.7072 norm = 2.22045e-10 Prefactor = 9.72283e-06 Prefactor = 8.2645e-07 norm = 0 Prefactor = 5.52437 Prefactor = 0 Prefactor = 4.13003e-08 Prefactor = 3.05311e-09 Prefactor = 1.04933e-06 norm = 2.22585 norm = 4.11394 norm = 9.09825 Prefactor = 5.67857e-05 norm = 0.595642 Normalizat = 0.744434 Prefactor = 1.072 ********** ** 18 **HESSE ********** FCN= 9326.610 FROM HESSE STATUS=OK 449 CALLS 2404 TOTAL EDM= .43E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 1.1901 2.4287 .10464E-02 -1.5686 2 Prefactor .79917E-05 52.382 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 6.4452 11.897 .39258E-03 -1.5657 4 Prefactor .28866E-08 7.9062 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .11657E-06 27.428 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 35.208 29.543 .16807E-03 -1.5589 7 Prefactor .10588E-05 23.235 .17018E-01 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor 12.707 57.881 .30206E-03 -1.5637 9 norm .22204E-09 3.8025 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor .97228E-05 26.448 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor .82645E-06 20.591 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 norm .0000 .20203 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor 5.5244 5.5423 .42892E-03 -1.5661 14 Prefactor .0000 .61748 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor .41300E-07 11.424 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor .30531E-08 9.9439 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor .10493E-05 20.883 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 norm 2.2259 1.7847 .68905E-03 -1.5678 19 norm 4.1139 .90091 .49676E-03 -1.5667 20 norm 9.0982 4.1304 .33207E-03 -1.5648 21 Prefactor .56786E-04 35.344 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 22 norm .59564 5.8180 .71389E-03 -1.5693 23 Normalizat .74443 .15264 .70062E-01 -1.0216 24 Prefactor 1.0720 .10198 .38755E-01 -.90367 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.31641e-06 Minuit parameter uncertainties: 1 2.42868 2 0.0409206 3 11.8974 4 0.000302141 5 0.00357622 6 29.5428 7 0.00991972 8 54.2412 9 6.02312e-05 10 0.0320718 11 0.00825037 12 2.5282e-08 13 5.54229 14 4.30912e-08 15 0.00137408 16 0.000349104 17 0.00936234 18 1.78473 19 0.900914 20 4.13041 21 0.0896001 22 3.72315 23 0.152732 24 0.102 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9326.60983513 Extracting fit parameters... 4FGL J1628.6+7706 Spectrum: LogParabola 377 norm: 2.220e-10 6.023e-05 0.000e+00 1.000e+06 ( 1.000e-13) 378 alpha: 1.958e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 379 beta: 9.152e-02 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 380 Eb: 1.177e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 676 Prefactor: 1.072e+00 1.020e-01 0.000e+00 1.000e+01 ( 1.000e+00) 677 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 678 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 675 Normalization: 7.444e-01 1.527e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 247.154 77.110 Photon Flux Upper Limit: 2.14215495876e-08 ph cm-2 s-1 Energy Flux Upper Limit: 1.46844948296e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/24752611/likelihoodResults_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.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) = 9326.61002308 delta logL = -0.000187948357052 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9326.60983767 delta logL = -2.5317476684e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .21754E-05 1.0000 .0000 .10000E+07 2 'alpha ' .52608 1.0000 .0000 5.0000 3 'Normalizat' .74445 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0721 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6790E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 9326.610 FROM MIGRAD STATUS=CONVERGED 42 CALLS 238 TOTAL EDM= .79E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .0000 2.4392 .42118E-03** at limit ** 2 alpha 2.5162 1.3791 .47010E-04 .0000 3 Normalizat .74443 1.0841 .89807E-07 -.12980E-04 4 Prefactor 1.0720 1.1693 -.99286E-06 -.10300E-03 ERR DEF= .500 Final values: norm = 0 alpha = 2.51621 Normalizat = 0.744435 Prefactor = 1.072 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 9326.610 FROM HESSE STATUS=FAILED 7 CALLS 245 TOTAL EDM= .79E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 2.4392 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 alpha 1.2937 1.3791 .47010E-04 .64838E-02 3 Normalizat .74443 1.0841 .89807E-07 -1.0216 4 Prefactor 1.0720 1.1693 -.99286E-06 -.90367 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 7.91421e-12 Minuit parameter uncertainties: 1 1.02668e-05 2 1.46082 3 1.118 4 1.19907 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) = 9326.60983513 delta logL = 2.72848410532e-11 Extracting fit parameters... 4FGL J1628.6+7706 Spectrum: LogParabola 377 norm: 0.000e+00 1.027e-05 0.000e+00 1.000e+06 ( 1.000e-13) 378 alpha: 2.516e+00 1.461e+00 0.000e+00 5.000e+00 ( 1.000e+00) 379 beta: 9.152e-02 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 380 Eb: 1.177e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 676 Prefactor: 1.072e+00 1.199e+00 0.000e+00 1.000e+01 ( 1.000e+00) 677 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 678 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 675 Normalization: 7.444e-01 1.118e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 247.154 77.110 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/24752611/cmap_HighResolution_796608001_796867201_4FGL_J1628.6+7706_daily_bin2150.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.47e-05', job_status='DONE', photon_flux_upper_limit='2.14e-08', time_completed='2026-04-03 03:25:00.146351', job_id='24752611', GAL2='1.07', fit_tolerance='1e-08', EG2='0.74', EG='0.74', time_epoch_completed='1775211900.15', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='1.07', dlogl='2.73e-11', ts2='0.00', photon_index_error='0.00', photon_index='1.96' WHERE bin_id='2150' AND source_name='4FGL J1628.6+7706' AND cadence='daily'; Database successfully updated. Analysis Complete. Fri Apr 3 03:25:00 PDT 2026