/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 = 7548 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1521.8+4338_daily_bin2075 RA = 230.464, Dec = 43.6344 tmin = 777168001, tmax = 777427201 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='14073921', job_status='RUN', time_executed='2025-10-20 07:06:35.042582', time_epoch_executed='1760969195.04' WHERE source_name='4FGL J1521.8+4338' and cadence='daily' and bin_id='2075' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/14073921 Creating custom pfile directory: /lscratch/kocevski/14073921/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=777168001.0 && nMetStart<777427201.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=777168001.0 && nMetStart<777427201.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/14073921/ft1_4FGL_J1521.8+4338_daily_bin2075.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=777168001.0 && nMetStart<777427201.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/14073921/ft2_4FGL_J1521.8+4338_daily_bin2075.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/14073921/ft1_4FGL_J1521.8+4338_daily_bin2075.fits outfile=/lscratch/kocevski/14073921/ft1_filteredMKT_4FGL_J1521.8+4338_daily_bin2075.fits ra=230.464 dec=43.6344 rad=12.0 tmin=777168001.0 tmax=777427201.0 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 2.56 user 1.95 sys 0.25 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/14073921/ft2_4FGL_J1521.8+4338_daily_bin2075.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/14073921/ft2_4FGL_J1521.8+4338_daily_bin2075.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/14073921/ft1_filteredMKT_4FGL_J1521.8+4338_daily_bin2075.fits evtable="EVENTS" outfile="/lscratch/kocevski/14073921/ft1_filtered_4FGL_J1521.8+4338_daily_bin2075.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 0.75 user 0.19 sys 0.15 Number of photons that the gtmktime cut: 534 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/14073921/ft1_filtered_4FGL_J1521.8+4338_daily_bin2075.fits" evtable="EVENTS" scfile=/lscratch/kocevski/14073921/ft2_4FGL_J1521.8+4338_daily_bin2075.fits sctable="SC_DATA" outfile=/lscratch/kocevski/14073921/ltcube_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.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/14073921/ft2_4FGL_J1521.8+4338_daily_bin2075.fits .....................! real 8.45 user 7.74 sys 0.35 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/14073921/ft1_filtered_4FGL_J1521.8+4338_daily_bin2075.fits evtable="EVENTS" scfile=/lscratch/kocevski/14073921/ft2_4FGL_J1521.8+4338_daily_bin2075.fits sctable="SC_DATA" expcube=/lscratch/kocevski/14073921/ltcube_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.fits outfile=/lscratch/kocevski/14073921/expmap_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.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/14073921/ltcube_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.fits .....................! real 68.10 user 63.42 sys 4.04 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 196 point sources and 0 extended sources Setting source of interest to: 4FGL J1521.8+4338 @ 230.464 43.6344 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/14073921/ft1_filtered_4FGL_J1521.8+4338_daily_bin2075.fits scfile=/lscratch/kocevski/14073921/ft2_4FGL_J1521.8+4338_daily_bin2075.fits outfile=/lscratch/kocevski/14073921/cmap_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.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=230.464 yref=43.6344 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 0.58 user 0.20 sys 0.15 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/14073921/ft1_filtered_4FGL_J1521.8+4338_daily_bin2075.fits scfile=/lscratch/kocevski/14073921/ft2_4FGL_J1521.8+4338_daily_bin2075.fits outfile=/lscratch/kocevski/14073921/cmap_HighResolution_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.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=230.464 yref=43.6344 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 0.62 user 0.22 sys 0.15 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/14073921/ft1_filtered_4FGL_J1521.8+4338_daily_bin2075.fits evtable="EVENTS" scfile=/lscratch/kocevski/14073921/ft2_4FGL_J1521.8+4338_daily_bin2075.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/14073921/Model_4FGL_J1521.8+4338_daily_bin2075.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/14073921/ft1_filtered_4FGL_J1521.8+4338_daily_bin2075.fits.....................! real 20.61 user 18.97 sys 1.27 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/14073921/ft1_filtered_4FGL_J1521.8+4338_daily_bin2075.fits', '/lscratch/kocevski/14073921/ft2_4FGL_J1521.8+4338_daily_bin2075.fits', expMap='/lscratch/kocevski/14073921/expmap_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.fits', expCube='/lscratch/kocevski/14073921/ltcube_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/14073921/Model_4FGL_J1521.8+4338_daily_bin2075.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1521.8+4338' 4FGL J1521.8+4338 Spectrum: PowerLaw 310 Prefactor: 3.344e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 311 Index: 2.936e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 312 Scale: 4.193e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/14073921/ft1_filtered_4FGL_J1521.8+4338_daily_bin2075.fits Spacecraft file(s): /lscratch/kocevski/14073921/ft2_4FGL_J1521.8+4338_daily_bin2075.fits Exposure map: /lscratch/kocevski/14073921/expmap_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.fits Exposure cube: /lscratch/kocevski/14073921/ltcube_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/14073921/Model_4FGL_J1521.8+4338_daily_bin2075.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) = 5953.89082825 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 5953.84931893 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 43.109 1.0000 .0000 .10000E+07 2 'Prefactor ' .25133E-03 1.0000 .0000 .10000E+07 3 'norm ' .11091E-03 1.0000 .0000 .10000E+07 4 'Prefactor ' .93863 1.0000 .0000 .10000E+07 5 'norm ' 22.838 1.0000 .0000 .10000E+07 6 'Prefactor ' 16.270 1.0000 .0000 .10000E+07 7 'norm ' 2.4339 1.0000 .0000 .10000E+07 8 'Prefactor ' .46412E-04 1.0000 .0000 .10000E+07 9 'Prefactor ' .77967E-04 1.0000 .0000 .10000E+07 10 'norm ' .77977E-01 1.0000 .0000 .10000E+07 11 'norm ' 1.5715 1.0000 .0000 .10000E+07 12 'Prefactor ' .50767E-04 1.0000 .0000 .10000E+07 13 'Prefactor ' 61.889 1.0000 .0000 .10000E+07 14 'Prefactor ' 22.575 1.0000 .0000 .10000E+07 15 'Prefactor ' .12780E-02 1.0000 .0000 .10000E+07 16 'norm ' 2.1420 1.0000 .0000 .10000E+07 17 'norm ' 5.9494 1.0000 .0000 .10000E+07 18 'Prefactor ' .51133E-04 1.0000 .0000 .10000E+07 19 'Prefactor ' 8.3274 1.0000 .0000 .10000E+07 20 'Prefactor ' .41401E-04 1.0000 .0000 .10000E+07 21 'Prefactor ' .29871E-06 1.0000 .0000 .10000E+07 22 'Prefactor ' .62148E-04 1.0000 .0000 .10000E+07 23 'Normalizat' 1.2514 1.0000 .10000E-01 10.000 24 'Prefactor ' .68470 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6290E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 5953.847 FROM MIGRAD STATUS=CONVERGED 200 CALLS 2085 TOTAL EDM= .11E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.4% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 42.657 23.626 -.37844E-07 .13084 2 Prefactor .93259E-07 23.907 .68784E-06** at limit ** 3 norm .0000 3.1437 .75167E-07** at limit ** 4 Prefactor 1.1088 16.320 -.52077E-06 .14824E-01 5 norm 22.840 10.543 .31880E-07 .23669E-01 6 Prefactor 16.324 3.8577 -.10091E-07 .97041E-02 7 norm 2.4346 1.4288 -.40348E-07 .28687E-04 8 Prefactor .0000 3.2661 .30257E-07** at limit ** 9 Prefactor .0000 2.2631 -.26226E-06** at limit ** 10 norm .79712E-01 4.1207 -.34595E-06** at limit ** 11 norm 1.5765 2.8005 -.46337E-07 .10240E-02 12 Prefactor .0000 3.4468 -.28627E-07** at limit ** 13 Prefactor 62.219 15.237 -.51225E-07 -.25115 14 Prefactor 22.644 18.456 -.33227E-06 -.89792E-01 15 Prefactor .55511E-10 5.2937 -.17789E-06** at limit ** 16 norm 2.1440 1.4592 -.35188E-07 .61244E-03 17 norm 5.9931 3.1530 -.87634E-08 .14752E-01 18 Prefactor .25646E-07 8.5579 .33262E-06** at limit ** 19 Prefactor 12.483 75.451 -.37074E-05 .76310E-02 20 Prefactor .0000 2.1175 .11369E-06** at limit ** 21 Prefactor .31086E-07 8.7111 .40171E-06** at limit ** 22 Prefactor .0000 2.0661 -.34723E-07** at limit ** 23 Normalizat 1.2504 .21230 .57135E-05 -.39330E-04 24 Prefactor .68415 .21539 -.28465E-05 -.22721E-04 ERR DEF= .500 Final values: Prefactor = 42.6575 Prefactor = 9.32587e-08 norm = 0 Prefactor = 1.10885 norm = 22.8401 Prefactor = 16.3242 norm = 2.43457 Prefactor = 0 Prefactor = 0 norm = 0.0797116 norm = 1.57648 Prefactor = 0 Prefactor = 62.2188 Prefactor = 22.6442 Prefactor = 5.55112e-11 norm = 2.14399 norm = 5.99313 Prefactor = 2.56462e-08 Prefactor = 12.4827 Prefactor = 0 Prefactor = 3.10862e-08 Prefactor = 0 Normalizat = 1.25041 Prefactor = 0.684146 ********** ** 18 **HESSE ********** FCN= 5953.847 FROM HESSE STATUS=OK 451 CALLS 2536 TOTAL EDM= .67E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 42.657 27.486 .15232E-03 -1.5577 2 Prefactor .93259E-07 23.795 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm .0000 3.1357 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 1.1088 51.767 .43125E-03 -1.5687 5 norm 22.840 11.601 .20930E-03 -1.5612 6 Prefactor 16.324 14.190 .24804E-03 -1.5627 7 norm 2.4346 1.4400 .65563E-03 -1.5677 8 Prefactor .0000 3.2653 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .0000 2.2586 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 norm .79712E-01 1.2726 .26091E-02 -1.5702 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 norm 1.5765 2.8385 .84762E-03 -1.5683 12 Prefactor .0000 3.4407 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor 62.219 77.894 .12712E-03 -1.5550 14 Prefactor 22.644 18.884 .21052E-03 -1.5613 15 Prefactor .55511E-10 5.2874 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 norm 2.1440 1.4608 .70393E-03 -1.5679 17 norm 5.9931 14.735 .41145E-03 -1.5659 18 Prefactor .25646E-07 8.6918 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Prefactor 12.483 75.721 .34716E-03 -1.5637 20 Prefactor .0000 2.1145 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 21 Prefactor .31086E-07 8.8813 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 22 Prefactor .0000 2.0629 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 23 Normalizat 1.2504 .17757 .48749E-01 -.85059 24 Prefactor .68415 .17925 .65103E-01 -1.0415 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 6.658e-06 Minuit parameter uncertainties: 1 27.4865 2 0.00297935 3 1.0613e-06 4 15.1529 5 11.601 6 14.1902 7 1.44002 8 4.9664e-06 9 1.20616e-05 10 0.637006 11 2.83846 12 7.05554e-06 13 77.8948 14 18.8845 15 3.96652e-05 16 1.46076 17 14.735 18 0.000943889 19 61.4893 20 1.74305e-06 21 0.00105072 22 4.37706e-06 23 0.177652 24 0.179405 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 5953.84656203 Extracting fit parameters... 4FGL J1521.8+4338 Spectrum: PowerLaw 310 Prefactor: 5.551e-11 3.967e-05 0.000e+00 1.000e+06 ( 1.000e-12) 311 Index: 2.936e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 312 Scale: 4.193e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 626 Prefactor: 6.841e-01 1.794e-01 0.000e+00 1.000e+01 ( 1.000e+00) 627 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 628 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 625 Normalization: 1.250e+00 1.777e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 230.464 43.634 Photon Flux Upper Limit: 7.269404774e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00579664002966 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/14073921/likelihoodResults_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.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) = 5953.84771835 delta logL = -0.00115632013421 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 5953.84656205 delta logL = -1.34587025968e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .66280E-07 1.0000 .0000 .10000E+07 2 'Index ' 1.7870 1.0000 .0000 10.000 3 'Normalizat' 1.2504 1.0000 .10000E-01 10.000 4 'Prefactor ' .68416 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6290E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 5953.847 FROM MIGRAD STATUS=CONVERGED 48 CALLS 260 TOTAL EDM= .19E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 2.9349 .42118E-03** at limit ** 2 Index 3.6018 1.2888 .27598E-04 .0000 3 Normalizat 1.2504 1.0911 -.18696E-04 .26660E-04 4 Prefactor .68414 1.0338 .26230E-04 -.39311E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 3.60176 Normalizat = 1.25041 Prefactor = 0.684145 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 5953.847 FROM HESSE STATUS=FAILED 9 CALLS 269 TOTAL EDM= .19E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 2.9349 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 1.4362 2.2169 .27598E-04 -.28343 3 Normalizat 1.2504 1.0911 -.18696E-04 -.85059 4 Prefactor .68414 1.0338 .26230E-04 -1.0415 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.8615e-11 Minuit parameter uncertainties: 1 4.11339e-06 2 1.30477 3 1.11212 4 1.06511 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) = 5953.84656203 delta logL = -6.36646291241e-12 Extracting fit parameters... 4FGL J1521.8+4338 Spectrum: PowerLaw 310 Prefactor: 0.000e+00 4.113e-06 0.000e+00 1.000e+06 ( 1.000e-12) 311 Index: 3.602e+00 1.305e+00 0.000e+00 1.000e+01 (-1.000e+00) 312 Scale: 4.193e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 626 Prefactor: 6.841e-01 1.065e+00 0.000e+00 1.000e+01 ( 1.000e+00) 627 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 628 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 625 Normalization: 1.250e+00 1.112e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 230.464 43.634 Creating a high resolution counts map... INFO: Auto-setting vmin to 0.000e+00 [aplpy.core] INFO: Auto-setting vmax to 0.000e+00 [aplpy.core] Saving /lscratch/kocevski/14073921/cmap_HighResolution_777168001_777427201_4FGL_J1521.8+4338_daily_bin2075.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='5.80e-03', job_status='DONE', photon_flux_upper_limit='7.27e-08', time_completed='2025-10-20 07:12:43.103128', job_id='14073921', GAL2='0.68', fit_tolerance='1e-08', EG2='1.25', EG='1.25', time_epoch_completed='1760969563.1', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.68', dlogl='-6.37e-12', ts2='0.00', photon_index_error='0.00', photon_index='2.94' WHERE bin_id='2075' AND source_name='4FGL J1521.8+4338' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Oct 20 07:12:43 PDT 2025