/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 = 74361 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J0226.5-4441_monthly_bin215 RA = 36.6481, Dec = -44.6859 tmin = 794275201, 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='24746253', job_status='RUN', time_executed='2026-04-03 00:42:29.636003', time_epoch_executed='1775202149.64' WHERE source_name='4FGL J0226.5-4441' and cadence='monthly' and bin_id='215' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/24746253 Creating custom pfile directory: /lscratch/kocevski/24746253/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=794275201.0 && nMetStart<796867201.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=794275201.0 && nMetStart<796867201.0' /Data/Flight/Level1/LPA Retrieving 459 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/24746253/ft1_4FGL_J0226.5-4441_monthly_bin215.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=794275201.0 && nMetStart<796867201.0' /Data/Flight/Level1/LPA Retrieving 459 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/24746253/ft2_4FGL_J0226.5-4441_monthly_bin215.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/24746253/ft1_4FGL_J0226.5-4441_monthly_bin215.fits outfile=/lscratch/kocevski/24746253/ft1_filteredMKT_4FGL_J0226.5-4441_monthly_bin215.fits ra=36.6481 dec=-44.6859 rad=12.0 tmin=794275201.0 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 22.26 user 20.49 sys 0.68 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/24746253/ft2_4FGL_J0226.5-4441_monthly_bin215.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/24746253/ft2_4FGL_J0226.5-4441_monthly_bin215.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/24746253/ft1_filteredMKT_4FGL_J0226.5-4441_monthly_bin215.fits evtable="EVENTS" outfile="/lscratch/kocevski/24746253/ft1_filtered_4FGL_J0226.5-4441_monthly_bin215.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 1.17 user 0.34 sys 0.13 Number of photons that the gtmktime cut: 4879 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/24746253/ft1_filtered_4FGL_J0226.5-4441_monthly_bin215.fits" evtable="EVENTS" scfile=/lscratch/kocevski/24746253/ft2_4FGL_J0226.5-4441_monthly_bin215.fits sctable="SC_DATA" outfile=/lscratch/kocevski/24746253/ltcube_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.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/24746253/ft2_4FGL_J0226.5-4441_monthly_bin215.fits .....................! real 125.88 user 124.07 sys 0.29 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/24746253/ft1_filtered_4FGL_J0226.5-4441_monthly_bin215.fits evtable="EVENTS" scfile=/lscratch/kocevski/24746253/ft2_4FGL_J0226.5-4441_monthly_bin215.fits sctable="SC_DATA" expcube=/lscratch/kocevski/24746253/ltcube_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.fits outfile=/lscratch/kocevski/24746253/expmap_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.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/24746253/ltcube_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.fits .....................! real 69.86 user 64.42 sys 4.16 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 Fornax A in ROI, make sure /sdf/group/fermi/g/LCRepository/Likelihood/ExtendedSources/Extended_8years/Templates/FornaxA.fits is the correct path to the extended template. Added 180 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 J0226.5-4441 @ 36.6481 -44.6859 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/24746253/ft1_filtered_4FGL_J0226.5-4441_monthly_bin215.fits scfile=/lscratch/kocevski/24746253/ft2_4FGL_J0226.5-4441_monthly_bin215.fits outfile=/lscratch/kocevski/24746253/cmap_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.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=36.6481 yref=-44.6859 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 1.04 user 0.30 sys 0.14 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/24746253/ft1_filtered_4FGL_J0226.5-4441_monthly_bin215.fits scfile=/lscratch/kocevski/24746253/ft2_4FGL_J0226.5-4441_monthly_bin215.fits outfile=/lscratch/kocevski/24746253/cmap_HighResolution_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.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=36.6481 yref=-44.6859 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 1.12 user 0.33 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/24746253/ft1_filtered_4FGL_J0226.5-4441_monthly_bin215.fits evtable="EVENTS" scfile=/lscratch/kocevski/24746253/ft2_4FGL_J0226.5-4441_monthly_bin215.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/24746253/Model_4FGL_J0226.5-4441_monthly_bin215.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 Fornax A adding source GAL_V02 Working on... /lscratch/kocevski/24746253/ft1_filtered_4FGL_J0226.5-4441_monthly_bin215.fits.....................! real 367.69 user 364.48 sys 0.73 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/24746253/ft1_filtered_4FGL_J0226.5-4441_monthly_bin215.fits', '/lscratch/kocevski/24746253/ft2_4FGL_J0226.5-4441_monthly_bin215.fits', expMap='/lscratch/kocevski/24746253/expmap_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.fits', expCube='/lscratch/kocevski/24746253/ltcube_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/24746253/Model_4FGL_J0226.5-4441_monthly_bin215.xml', optimizer='MINUIT') Using source of interest name: '4FGL J0226.5-4441' 4FGL J0226.5-4441 Spectrum: PowerLaw 284 Prefactor: 2.526e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 285 Index: 1.949e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 286 Scale: 3.547e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/24746253/ft1_filtered_4FGL_J0226.5-4441_monthly_bin215.fits Spacecraft file(s): /lscratch/kocevski/24746253/ft2_4FGL_J0226.5-4441_monthly_bin215.fits Exposure map: /lscratch/kocevski/24746253/expmap_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.fits Exposure cube: /lscratch/kocevski/24746253/ltcube_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/24746253/Model_4FGL_J0226.5-4441_monthly_bin215.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) = 53578.3091912 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 53578.2291117 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 29.450 1.0000 .0000 .10000E+07 2 'Prefactor ' 3.1074 1.0000 .0000 .10000E+07 3 'Prefactor ' 3.4581 1.0000 .0000 .10000E+07 4 'Prefactor ' 1.4728 1.0000 .0000 .10000E+07 5 'norm ' .53146E-06 1.0000 .0000 .10000E+07 6 'norm ' .55494E-06 1.0000 .0000 .10000E+07 7 'Prefactor ' 8.8124 1.0000 .0000 .10000E+07 8 'Prefactor ' .10604E-02 1.0000 .0000 .10000E+07 9 'Prefactor ' 1.6522 1.0000 .0000 .10000E+07 10 'norm ' 1.1230 1.0000 .0000 .10000E+07 11 'Prefactor ' .11723E-02 1.0000 .0000 .10000E+07 12 'Prefactor ' .13267E-05 1.0000 .0000 .10000E+07 13 'norm ' 3.3612 1.0000 .0000 .10000E+07 14 'norm ' 3.2906 1.0000 .0000 .10000E+07 15 'Prefactor ' 1.0361 1.0000 .0000 .10000E+07 16 'Prefactor ' 10.197 1.0000 .0000 .10000E+07 17 'Prefactor ' .22988E-03 1.0000 .0000 .10000E+07 18 'norm ' .20104 1.0000 .0000 .10000E+07 19 'Prefactor ' 2.4975 1.0000 .0000 .10000E+07 20 'Prefactor ' 1.9155 1.0000 .0000 .10000E+07 21 'Prefactor ' .72783 1.0000 .0000 .10000E+07 22 'Prefactor ' 5.1683 1.0000 .0000 .10000E+07 23 'Prefactor ' 3.0583 1.0000 .0000 .10000E+07 24 'Prefactor ' 4.4529 1.0000 .0000 .10000E+07 25 'Normalizat' 1.0943 1.0000 .10000E-01 10.000 26 'Prefactor ' .87732 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5720E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 53578.23 FROM MIGRAD STATUS=CONVERGED 147 CALLS 1776 TOTAL EDM= .27E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.1% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 29.424 3.7839 -.10195E-07 -.43074E-04 2 Prefactor 3.1068 8.0956 -.72242E-08 -.31309E-02 3 Prefactor 3.4591 1.4918 -.23003E-09 .23979E-04 4 Prefactor 1.4716 1.3808 -.31208E-07 .25276E-04 5 norm .0000 3.4307 -.48173E-10** at limit ** 6 norm .0000 .31870 .16470E-08** at limit ** 7 Prefactor 8.8231 3.4854 .34094E-07 .99322E-04 8 Prefactor .0000 17.370 .71737E-07** at limit ** 9 Prefactor 1.6528 .85014 .54602E-08 .15355E-04 10 norm 1.1228 .35708 -.12884E-07 -.79799E-05 11 Prefactor .0000 11.369 -.14459E-06** at limit ** 12 Prefactor .0000 2.5047 -.16738E-08** at limit ** 13 norm 3.3610 .64748 -.12331E-07 .22196E-03 14 norm 3.2924 .90611 -.22244E-09 .94352E-04 15 Prefactor 1.0204 3.1037 -.17743E-07 -.15631E-03 16 Prefactor 10.171 5.3619 .21995E-07 .38673E-03 17 Prefactor .0000 9.5712 -.87495E-07** at limit ** 18 norm .20123 .18592 -.70630E-08** at limit ** 19 Prefactor 2.5018 1.4297 -.79132E-08 -.10695E-03 20 Prefactor 1.9140 3.6423 -.23395E-07 -.54379E-04 21 Prefactor .72697 1.1546 -.61328E-08 .11732E-01 22 Prefactor 5.1677 2.1097 -.25632E-08 -.13075E-02 23 Prefactor 3.0567 4.5421 -.37918E-07 .25043E-04 24 Prefactor 4.4434 4.7306 .50948E-07 -.18065E-03 25 Normalizat 1.0943 .66149E-01 .55283E-07 -.24854E-04 26 Prefactor .87739 .70015E-01 -.11573E-06 -.21415E-04 ERR DEF= .500 Final values: norm = 29.4235 Prefactor = 3.10677 Prefactor = 3.45908 Prefactor = 1.4716 norm = 0 norm = 0 Prefactor = 8.82312 Prefactor = 0 Prefactor = 1.65284 norm = 1.12279 Prefactor = 0 Prefactor = 0 norm = 3.36098 norm = 3.29238 Prefactor = 1.0204 Prefactor = 10.1713 Prefactor = 0 norm = 0.201231 Prefactor = 2.50177 Prefactor = 1.91397 Prefactor = 0.726972 Prefactor = 5.16766 Prefactor = 3.05675 Prefactor = 4.44339 Normalizat = 1.09427 Prefactor = 0.877393 ********** ** 18 **HESSE ********** FCN= 53578.23 FROM HESSE STATUS=OK 532 CALLS 2308 TOTAL EDM= .26E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 29.424 3.7860 .18430E-03 -1.5599 2 Prefactor 3.1068 8.4031 .57499E-03 -1.5673 3 Prefactor 3.4591 1.4999 .54359E-03 -1.5671 4 Prefactor 1.4716 1.3850 .88491E-03 -1.5684 5 norm .0000 3.4586 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm .0000 .31786 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor 8.8231 3.4902 .33741E-03 -1.5649 8 Prefactor .0000 17.193 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 1.6528 .85412 .82098E-03 -1.5682 10 norm 1.1228 .36425 .11064E-02 -1.5687 11 Prefactor .0000 1.0874 .73192E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .0000 2.4822 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 norm 3.3610 .64829 .55173E-03 -1.5671 14 norm 3.2924 .91003 .55790E-03 -1.5672 15 Prefactor 1.0204 2.0786 .67663E-02 -1.5688 16 Prefactor 10.171 5.3679 .31354E-03 -1.5644 17 Prefactor .0000 9.6071 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 norm .20123 .20736 .23428E-02 -1.5699 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Prefactor 2.5018 1.4525 .64644E-03 -1.5676 20 Prefactor 1.9140 3.7111 .75067E-03 -1.5680 21 Prefactor .72697 5.2613 .58477E-03 -1.5691 22 Prefactor 5.1677 2.2427 .44197E-03 -1.5662 23 Prefactor 3.0567 4.5671 .57985E-03 -1.5673 24 Prefactor 4.4434 4.7444 .47695E-03 -1.5666 25 Normalizat 1.0943 .57938E-01 .38236E-01 -.89936 26 Prefactor .87739 .60454E-01 .44715E-01 -.96936 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.60754e-06 Minuit parameter uncertainties: 1 3.78598 2 8.40318 3 1.49992 4 1.38502 5 2.83652e-06 6 2.67117e-08 7 3.49024 8 2.52889e-05 9 0.854116 10 0.364253 11 9.41627e-06 12 4.796e-07 13 0.648293 14 0.910031 15 2.07858 16 5.3679 17 1.5382e-05 18 0.207362 19 1.45254 20 3.71114 21 3.91143 22 2.24265 23 4.56712 24 4.74439 25 0.0579418 26 0.0604589 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 53578.2289527 Extracting fit parameters... 4FGL J0226.5-4441 Spectrum: PowerLaw 284 Prefactor: 0.000e+00 4.796e-07 0.000e+00 1.000e+06 ( 1.000e-14) 285 Index: 1.949e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 286 Scale: 3.547e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 569 Prefactor: 8.774e-01 6.046e-02 0.000e+00 1.000e+01 ( 1.000e+00) 570 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 571 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 565 Normalization: 1.094e+00 5.794e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.00 Ra Dec: 36.648 -44.686 Photon Flux Upper Limit: 6.95451091817e-09 ph cm-2 s-1 Energy Flux Upper Limit: 0.000519340710855 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/24746253/likelihoodResults_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.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) = 53578.2289627 delta logL = -1.00383331301e-05 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 53578.2289536 delta logL = -8.9419336291e-07 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .78271E-08 1.0000 .0000 .10000E+07 2 'Index ' .79463 1.0000 .0000 10.000 3 'Normalizat' 1.0943 1.0000 .10000E-01 10.000 4 'Prefactor ' .87730 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5720E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 53578.23 FROM MIGRAD STATUS=CONVERGED 60 CALLS 315 TOTAL EDM= .74E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .55511E-10 195.14 .42118E-03** at limit ** 2 Index 1.8399 5.3892 .43647 .41675E-10 3 Normalizat 1.0943 .11996E-01 .38235E-01 .11072E-03 4 Prefactor .87739 .13192E-01 .44715E-01 .41315E-04 ERR DEF= .500 Final values: Prefactor = 5.55112e-11 Index = 1.83992 Normalizat = 1.09427 Prefactor = 0.877393 ********** ** 18 **HESSE ********** FCN= 53578.23 FROM HESSE STATUS=OK 29 CALLS 344 TOTAL EDM= .47E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .55511E-10 9.6879 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 1.8399 5.0959 .51000 -.68415 3 Normalizat 1.0943 .63309E-01 .21828E-03 -.89936 4 Prefactor .87739 .69590E-01 .26363E-03 -.96936 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.71762e-11 Minuit parameter uncertainties: 1 3.52932e-05 2 7.05928 3 0.0633137 4 0.069597 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 53578.2289527 delta logL = -1.45519152284e-11 Extracting fit parameters... 4FGL J0226.5-4441 Spectrum: PowerLaw 284 Prefactor: 5.551e-11 3.529e-05 0.000e+00 1.000e+06 ( 1.000e-14) 285 Index: 1.840e+00 7.059e+00 0.000e+00 1.000e+01 (-1.000e+00) 286 Scale: 3.547e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 569 Prefactor: 8.774e-01 6.960e-02 0.000e+00 1.000e+01 ( 1.000e+00) 570 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 571 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 565 Normalization: 1.094e+00 6.331e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.00 Ra Dec: 36.648 -44.686 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/24746253/cmap_HighResolution_794275201_796867201_4FGL_J0226.5-4441_monthly_bin215.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='5.19e-04', job_status='DONE', photon_flux_upper_limit='6.95e-09', time_completed='2026-04-03 01:43:36.605470', job_id='24746253', GAL2='0.88', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1775205816.61', return_code2='0', ts='0.00', comment='SUCCESS', return_code='0', GAL='0.88', dlogl='-1.46e-11', ts2='-0.00', photon_index_error='0.00', photon_index='1.95' WHERE bin_id='215' AND source_name='4FGL J0226.5-4441' AND cadence='monthly'; Database successfully updated. Analysis Complete. Fri Apr 3 01:43:37 PDT 2026