/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 = 17444 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1428.8+7429_weekly_bin922 RA = 217.203, Dec = 74.485 tmin = 796608001, tmax = 797212801 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='24930494', job_status='RUN', time_executed='2026-04-07 01:14:53.568152', time_epoch_executed='1775549693.57' WHERE source_name='4FGL J1428.8+7429' and cadence='weekly' and bin_id='922' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/24930494 Creating custom pfile directory: /lscratch/kocevski/24930494/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=796608001.0 && nMetStart<797212801.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=796608001.0 && nMetStart<797212801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/24930494/ft1_4FGL_J1428.8+7429_weekly_bin922.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=796608001.0 && nMetStart<797212801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/24930494/ft2_4FGL_J1428.8+7429_weekly_bin922.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/24930494/ft1_4FGL_J1428.8+7429_weekly_bin922.fits outfile=/lscratch/kocevski/24930494/ft1_filteredMKT_4FGL_J1428.8+7429_weekly_bin922.fits ra=217.203 dec=74.485 rad=12.0 tmin=796608001.0 tmax=797212801.0 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 4.41 user 3.73 sys 0.20 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/24930494/ft2_4FGL_J1428.8+7429_weekly_bin922.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/24930494/ft2_4FGL_J1428.8+7429_weekly_bin922.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/24930494/ft1_filteredMKT_4FGL_J1428.8+7429_weekly_bin922.fits evtable="EVENTS" outfile="/lscratch/kocevski/24930494/ft1_filtered_4FGL_J1428.8+7429_weekly_bin922.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 0.19 sys 0.12 Number of photons that the gtmktime cut: 1712 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/24930494/ft1_filtered_4FGL_J1428.8+7429_weekly_bin922.fits" evtable="EVENTS" scfile=/lscratch/kocevski/24930494/ft2_4FGL_J1428.8+7429_weekly_bin922.fits sctable="SC_DATA" outfile=/lscratch/kocevski/24930494/ltcube_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.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/24930494/ft2_4FGL_J1428.8+7429_weekly_bin922.fits .....................! real 16.34 user 15.56 sys 0.20 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/24930494/ft1_filtered_4FGL_J1428.8+7429_weekly_bin922.fits evtable="EVENTS" scfile=/lscratch/kocevski/24930494/ft2_4FGL_J1428.8+7429_weekly_bin922.fits sctable="SC_DATA" expcube=/lscratch/kocevski/24930494/ltcube_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.fits outfile=/lscratch/kocevski/24930494/expmap_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.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/24930494/ltcube_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.fits .....................! real 59.84 user 55.48 sys 3.54 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 218 point sources and 0 extended sources Setting source of interest to: 4FGL J1428.8+7429 @ 217.203 74.485 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/24930494/ft1_filtered_4FGL_J1428.8+7429_weekly_bin922.fits scfile=/lscratch/kocevski/24930494/ft2_4FGL_J1428.8+7429_weekly_bin922.fits outfile=/lscratch/kocevski/24930494/cmap_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.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=217.203 yref=74.485 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 0.80 user 0.21 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/24930494/ft1_filtered_4FGL_J1428.8+7429_weekly_bin922.fits scfile=/lscratch/kocevski/24930494/ft2_4FGL_J1428.8+7429_weekly_bin922.fits outfile=/lscratch/kocevski/24930494/cmap_HighResolution_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.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=217.203 yref=74.485 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 0.70 user 0.21 sys 0.12 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/24930494/ft1_filtered_4FGL_J1428.8+7429_weekly_bin922.fits evtable="EVENTS" scfile=/lscratch/kocevski/24930494/ft2_4FGL_J1428.8+7429_weekly_bin922.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/24930494/Model_4FGL_J1428.8+7429_weekly_bin922.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/24930494/ft1_filtered_4FGL_J1428.8+7429_weekly_bin922.fits.....................! real 58.81 user 57.48 sys 0.57 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/24930494/ft1_filtered_4FGL_J1428.8+7429_weekly_bin922.fits', '/lscratch/kocevski/24930494/ft2_4FGL_J1428.8+7429_weekly_bin922.fits', expMap='/lscratch/kocevski/24930494/expmap_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.fits', expCube='/lscratch/kocevski/24930494/ltcube_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/24930494/Model_4FGL_J1428.8+7429_weekly_bin922.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1428.8+7429' 4FGL J1428.8+7429 Spectrum: PowerLaw 368 Prefactor: 2.627e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-15) 369 Index: 1.859e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 370 Scale: 6.277e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/24930494/ft1_filtered_4FGL_J1428.8+7429_weekly_bin922.fits Spacecraft file(s): /lscratch/kocevski/24930494/ft2_4FGL_J1428.8+7429_weekly_bin922.fits Exposure map: /lscratch/kocevski/24930494/expmap_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.fits Exposure cube: /lscratch/kocevski/24930494/ltcube_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/24930494/Model_4FGL_J1428.8+7429_weekly_bin922.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) = 18362.8126771 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18362.7733355 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .85727 1.0000 .0000 .10000E+07 2 'Prefactor ' 67.765 1.0000 .0000 .10000E+07 3 'norm ' .84256E-01 1.0000 .0000 .10000E+07 4 'norm ' 4.2405 1.0000 .0000 .10000E+07 5 'Prefactor ' 14.238 1.0000 .0000 .10000E+07 6 'Prefactor ' .32718E-02 1.0000 .0000 .10000E+07 7 'Prefactor ' .19543E-03 1.0000 .0000 .10000E+07 8 'Prefactor ' 4.7773 1.0000 .0000 .10000E+07 9 'Prefactor ' 5.9401 1.0000 .0000 .10000E+07 10 'Prefactor ' .23968E-02 1.0000 .0000 .10000E+07 11 'Prefactor ' 1.2335 1.0000 .0000 .10000E+07 12 'Prefactor ' 3.3872 1.0000 .0000 .10000E+07 13 'Prefactor ' .10135E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' 6.7906 1.0000 .0000 .10000E+07 15 'Prefactor ' 27.947 1.0000 .0000 .10000E+07 16 'Prefactor ' .11237E-02 1.0000 .0000 .10000E+07 17 'Prefactor ' 6.8999 1.0000 .0000 .10000E+07 18 'Prefactor ' .50914E-03 1.0000 .0000 .10000E+07 19 'norm ' .34527E-04 1.0000 .0000 .10000E+07 20 'Prefactor ' 2.3627 1.0000 .0000 .10000E+07 21 'Prefactor ' .87345E-03 1.0000 .0000 .10000E+07 22 'Prefactor ' .28311E-08 1.0000 .0000 .10000E+07 23 'Prefactor ' .35999E-03 1.0000 .0000 .10000E+07 24 'Normalizat' .89536 1.0000 .10000E-01 10.000 25 'Prefactor ' .94214 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6970E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 18362.77 FROM MIGRAD STATUS=CONVERGED 155 CALLS 1695 TOTAL EDM= .81E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .86038 4.6754 -.12706E-05 .17517E-02 2 Prefactor 65.718 35.041 -.13066E-06 -.11324E-02 3 norm .79283E-01 4.9709 .17021E-05** at limit ** 4 norm 4.2415 1.8699 .89883E-07 .18493E-03 5 Prefactor 14.337 1.9167 -.15252E-06 .28553E-01 6 Prefactor .28377E-06 16.010 .22703E-05** at limit ** 7 Prefactor .17208E-08 7.0505 -.10690E-05** at limit ** 8 Prefactor 4.7762 3.2373 -.15580E-06 .12170E-01 9 Prefactor 5.9344 2.6698 -.49290E-06 -.38536E-03 10 Prefactor .14230E-05 4.0465 .28021E-06** at limit ** 11 Prefactor 1.1964 10.199 .47990E-06 .88383E-04 12 Prefactor 3.3791 1.1473 -.63343E-07 -.20041E-02 13 Prefactor .42188E-08 8.5027 -.59371E-06** at limit ** 14 Prefactor 6.7261 5.5108 -.43221E-06 .59470E-03 15 Prefactor 27.951 1.5189 .28653E-09 .10442E-01 16 Prefactor .53191E-06 5.2174 .25462E-05** at limit ** 17 Prefactor 6.8688 2.7315 -.25421E-06 .44888E-01 18 Prefactor .14219E-05 3.5266 .61623E-06** at limit ** 19 norm .55511E-10 1.9748 .17145E-05** at limit ** 20 Prefactor 2.2789 1.6720 .15628E-06 -.77701E-02 21 Prefactor .14710E-07 4.1152 .20634E-05** at limit ** 22 Prefactor .0000 .32426 .32620E-07** at limit ** 23 Prefactor .21538E-07 7.4121 .49197E-06** at limit ** 24 Normalizat .89582 .10358 .93900E-05 -.42677E-05 25 Prefactor .94231 .89226E-01 -.53196E-05 -.34801E-04 ERR DEF= .500 Final values: Prefactor = 0.860378 Prefactor = 65.7181 norm = 0.0792827 norm = 4.24153 Prefactor = 14.3374 Prefactor = 2.83773e-07 Prefactor = 1.72085e-09 Prefactor = 4.77618 Prefactor = 5.9344 Prefactor = 1.42303e-06 Prefactor = 1.19645 Prefactor = 3.3791 Prefactor = 4.21885e-09 Prefactor = 6.72608 Prefactor = 27.9505 Prefactor = 5.31908e-07 Prefactor = 6.86881 Prefactor = 1.42192e-06 norm = 5.55112e-11 Prefactor = 2.27889 Prefactor = 1.47105e-08 Prefactor = 0 Prefactor = 2.15383e-08 Normalizat = 0.895819 Prefactor = 0.942313 ********** ** 18 **HESSE ********** FCN= 18362.77 FROM HESSE STATUS=OK 481 CALLS 2176 TOTAL EDM= .25E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .86038 4.7951 .48760E-03 -1.5689 2 Prefactor 65.718 35.101 .12149E-03 -1.5546 3 norm .79283E-01 .93029 .41789E-02 -1.5714 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 norm 4.2415 1.8781 .48908E-03 -1.5667 5 Prefactor 14.337 22.978 .26518E-03 -1.5632 6 Prefactor .28377E-06 17.805 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .17208E-08 7.0140 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor 4.7762 14.006 .46008E-03 -1.5664 9 Prefactor 5.9344 2.6878 .41177E-03 -1.5659 10 Prefactor .14230E-05 15.606 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor 1.1964 10.143 .10113E-02 -1.5686 12 Prefactor 3.3791 17.509 .54951E-03 -1.5671 13 Prefactor .42188E-08 13.523 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor 6.7261 5.5145 .38480E-03 -1.5656 15 Prefactor 27.951 18.033 .18919E-03 -1.5602 16 Prefactor .53191E-06 9.9965 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor 6.8688 47.781 .38171E-03 -1.5656 18 Prefactor .14219E-05 12.068 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 norm .55511E-10 1.9742 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 Prefactor 2.2789 77.765 .66643E-03 -1.5678 21 Prefactor .14710E-07 10.371 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 22 Prefactor .0000 .32480 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 23 Prefactor .21538E-07 7.6642 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 24 Normalizat .89582 .92578E-01 .44842E-01 -.96607 25 Prefactor .94231 .77760E-01 .45540E-01 -.94678 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.52024e-06 Minuit parameter uncertainties: 1 4.06234 2 35.1011 3 0.543161 4 1.87814 5 22.9777 6 0.00449583 7 0.000219769 8 14.0062 9 2.68784 10 0.0094252 11 6.96739 12 15.3839 13 0.000476654 14 5.5145 15 18.0334 16 0.00461191 17 36.233 18 0.00828483 19 1.88637e-05 20 26.625 21 0.000781815 22 1.35287e-06 23 0.000812137 24 0.0925947 25 0.0777694 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 18362.7711808 Extracting fit parameters... 4FGL J1428.8+7429 Spectrum: PowerLaw 368 Prefactor: 4.219e-09 4.767e-04 0.000e+00 1.000e+06 ( 1.000e-15) 369 Index: 1.859e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 370 Scale: 6.277e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 694 Prefactor: 9.423e-01 7.777e-02 0.000e+00 1.000e+01 ( 1.000e+00) 695 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 696 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 693 Normalization: 8.958e-01 9.259e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 217.203 74.485 Photon Flux Upper Limit: 1.45503588994e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00107802596382 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/24930494/likelihoodResults_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.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) = 18362.8067046 delta logL = -0.035523783572 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 18362.7711811 delta logL = -3.27865564032e-07 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .34356E-06 1.0000 .0000 .10000E+07 2 'Index ' .27733 1.0000 .0000 10.000 3 'Normalizat' .89589 1.0000 .10000E-01 10.000 4 'Prefactor ' .94228 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6970E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 18362.77 FROM MIGRAD STATUS=CONVERGED 38 CALLS 212 TOTAL EDM= .69E-12 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 18.787 .42118E-03** at limit ** 2 Index 1.3855 1.2316 -.76494E-05 .0000 3 Normalizat .89582 1.2314 .56591E-05 .72065E-05 4 Prefactor .94231 1.2850 .43650E-05 -.15065E-06 ERR DEF= .500 Final values: Prefactor = 0 Index = 1.38552 Normalizat = 0.895819 Prefactor = 0.942313 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 18362.77 FROM HESSE STATUS=FAILED 9 CALLS 221 TOTAL EDM= .69E-12 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 18.787 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .15893 1.4640 -.76494E-05 -.80799 3 Normalizat .89582 1.2314 .56591E-05 -.96607 4 Prefactor .94231 1.2850 .43650E-05 -.94678 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 6.912e-13 Minuit parameter uncertainties: 1 3.86678e-05 2 1.25928 3 1.27364 4 1.3305 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) = 18362.7711808 delta logL = 1.56433088705e-10 Extracting fit parameters... 4FGL J1428.8+7429 Spectrum: PowerLaw 368 Prefactor: 0.000e+00 3.867e-05 0.000e+00 1.000e+06 ( 1.000e-15) 369 Index: 1.386e+00 1.259e+00 0.000e+00 1.000e+01 (-1.000e+00) 370 Scale: 6.277e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 694 Prefactor: 9.423e-01 1.331e+00 0.000e+00 1.000e+01 ( 1.000e+00) 695 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 696 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 693 Normalization: 8.958e-01 1.274e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 217.203 74.485 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/24930494/cmap_HighResolution_796608001_797212801_4FGL_J1428.8+7429_weekly_bin922.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.08e-03', job_status='DONE', photon_flux_upper_limit='1.46e-08', time_completed='2026-04-07 01:29:57.843426', job_id='24930494', GAL2='0.94', fit_tolerance='1e-08', EG2='0.90', EG='0.90', time_epoch_completed='1775550597.84', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.94', dlogl='1.56e-10', ts2='0.00', photon_index_error='0.00', photon_index='1.86' WHERE bin_id='922' AND source_name='4FGL J1428.8+7429' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Apr 7 01:29:58 PDT 2026