source GAL_V02 Working on... /lscratch/kocevski/31155282/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits.....................! real 43.71 user 42.11 sys 0.96 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31155282/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits', '/lscratch/kocevski/31155282/ft2_4FGL_J1441.6-1522_weekly_bin932.fits', expMap='/lscratch/kocevski/31155282/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', expCube='/lscratch/kocevski/31155282/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31155282/Model_4FGL_J1441.6-1522_weekly_bin932.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1441.6-1522' 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 9.633e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31155282/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits Spacecraft file(s): /lscratch/kocevski/31155282/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Exposure map: /lscratch/kocevski/31155282/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits Exposure cube: /lscratch/kocevski/31155282/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31155282/Model_4FGL_J1441.6-1522_weekly_bin932.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) = 14304.1038504 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6946011 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 5.5113 1.0000 .0000 .10000E+07 2 'Prefactor ' 4.6898 1.0000 .0000 .10000E+07 3 'norm ' .27200E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .11047E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' 20.653 1.0000 .0000 .10000E+07 6 'norm ' 27.923 1.0000 .0000 .10000E+07 7 'Prefactor ' 5.1473 1.0000 .0000 .10000E+07 8 'Prefactor ' 11.172 1.0000 .0000 .10000E+07 9 'Prefactor ' .17910E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 3.2509 1.0000 .0000 .10000E+07 11 'norm ' .14801 1.0000 .0000 .10000E+07 12 'Prefactor ' .94924E-08 1.0000 .0000 .10000E+07 13 'Normalizat' .72526 1.0000 .10000E-01 10.000 14 'Prefactor ' 1.0333 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 14303.69 FROM MIGRAD STATUS=CONVERGED 123 CALLS 804 TOTAL EDM= .23E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 5.5133 1.7394 .12181E-07 -.62242E-02 2 Prefactor 4.6890 9.2152 .38462E-07 -.29729E-02 3 norm .0000 2.2608 .20889E-07** at limit ** 4 Prefactor .55511E-10 8.4825 .12334E-06** at limit ** 5 Prefactor 20.643 6.3286 .42822E-06 .37530E-01 6 norm 27.965 13.243 .78621E-06 -.22868E-01 7 Prefactor 4.0457 13.635 .31028E-06 -.30296E-02 8 Prefactor 23.796 220.18 -.13539E-05 -.91768E-03 9 Prefactor .55511E-10 39.584 -.34976E-06** at limit ** 10 Prefactor 3.2492 6.6083 -.11781E-07 .24293E-03 11 norm .14804 .61029E-01 .94892E-08** at limit ** 12 Prefactor .0000 2.5021 -.51521E-07** at limit ** 13 Normalizat .72395 .19899 .19368E-05 -.68294E-04 14 Prefactor 1.0335 .81286E-01 -.14528E-05 -.50382E-04 ERR DEF= .500 Final values: norm = 5.51333 Prefactor = 4.68902 norm = 0 Prefactor = 5.55112e-11 Prefactor = 20.6431 norm = 27.9653 Prefactor = 4.04574 Prefactor = 23.7958 Prefactor = 5.55112e-11 Prefactor = 3.24916 norm = 0.148036 Prefactor = 0 Normalizat = 0.723952 Prefactor = 1.03349 ********** ** 18 **HESSE ********** FCN= 14303.69 FROM HESSE STATUS=OK 194 CALLS 998 TOTAL EDM= .85E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 5.5133 1.7415 .42775E-03 -1.5661 2 Prefactor 4.6890 9.2512 .46445E-03 -1.5665 3 norm .0000 2.2593 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .55511E-10 8.4942 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor 20.643 18.106 .22011E-03 -1.5617 6 norm 27.965 15.549 .18928E-03 -1.5602 7 Prefactor 4.0457 16.148 .44289E-03 -1.5668 8 Prefactor 23.796 305.53 .29948E-03 -1.5610 9 Prefactor .55511E-10 38.088 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 3.2492 6.5925 .56147E-03 -1.5672 11 norm .14804 .62145E-01 .41120E-03 -1.5700 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .0000 2.5042 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Normalizat .72395 .17762 .10084 -1.0295 14 Prefactor 1.0335 .71484E-01 .41009E-01 -.91621 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 8.53775e-07 Minuit parameter uncertainties: 1 1.7415 2 9.2512 3 5.07622e-06 4 4.23308e-05 5 18.1061 6 15.5491 7 16.1482 8 170.544 9 8.02241e-05 10 6.59248 11 0.0621451 12 1.46237e-06 13 0.177758 14 0.0714903 ********** ** 18 **HESSE ********** FCN= 14303.69 FROM HESSE STATUS=OK 194 CALLS 998 TOTAL EDM= .85E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 5.5133 1.7415 .42775E-03 -1.5661 2 Prefactor 4.6890 9.2512 .46445E-03 -1.5665 3 norm .0000 2.2593 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .55511E-10 8.4942 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor 20.643 18.106 .22011E-03 -1.5617 6 norm 27.965 15.549 .18928E-03 -1.5602 7 Prefactor 4.0457 16.148 .44289E-03 -1.5668 8 Prefactor 23.796 305.53 .29948E-03 -1.5610 9 Prefactor .55511E-10 38.088 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 3.2492 6.5925 .56147E-03 -1.5672 11 norm .14804 .62145E-01 .41120E-03 -1.5700 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .0000 2.5042 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Normalizat .72395 .17762 .10084 -1.0295 14 Prefactor 1.0335 .71484E-01 .41009E-01 -.91621 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 8.53775e-07 Minuit parameter uncertainties: 1 1.7415 2 9.2512 3 5.07622e-06 4 4.23308e-05 5 18.1061 6 15.5491 7 16.1482 8 170.544 9 8.02241e-05 10 6.59248 11 0.0621451 12 1.46237e-06 13 0.177758 14 0.0714903 A" outfile=/lscratch/kocevski/31155358/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155358/ft2_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 19.18 user 18.45 sys 0.23 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31155358/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155358/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31155358/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155358/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155358/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 69.10 user 64.13 sys 4.17 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 175 point sources and 0 extended sources Setting source of interest to: 4FGL J1441.6-1522 @ 220.414 -15.3755 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31155358/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155358/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155358/cmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 0.82 user 0.22 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31155358/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155358/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155358/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 0.81 user 0.22 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31155358/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155358/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31155358/Model_4FGL_J1441.6-1522_weekly_bin932.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 /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) number of points = 17485 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1441.6-1522_weekly_bin932 RA = 220.414, Dec = -15.3755 tmin = 802656001, tmax = 803260801 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='31155471', job_status='RUN', time_executed='2026-07-09 15:38:31.234992', time_epoch_executed='1783636711.24' WHERE source_name='4FGL J1441.6-1522' and cadence='weekly' and bin_id='932' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31155471 Creating custom pfile directory: /lscratch/kocevski/31155471/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31155471/ft1_4FGL_J1441.6-1522_weekly_bin932.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31155471/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31155471/ft1_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155471/ft1_filteredMKT_4FGL_J1441.6-1522_weekly_bin932.fits ra=220.414 dec=-15.3755 rad=12.0 tmin=802656001.0 tmax=803260801.0 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 5.57 user 4.35 sys 0.21 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31155471/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31155471/ft2_4FGL_J1441.6-1522_weekly_bin932.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/31155471/ft1_filteredMKT_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" outfile="/lscratch/kocevski/31155471/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.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 0.24 sys 0.12 Number of photons that the gtmktime cut: 1257 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31155471/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31155471/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DAT WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6906795 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 2.380e+01 1.705e+02 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.033e+00 7.149e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 7.240e-01 1.778e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.19 Ra Dec: 220.414 -15.376 Photon Flux Upper Limit: 1.07565405427e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00830549953149 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31155283/likelihoodResults_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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) = 14303.4124853 delta logL = 0.278194293562 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 14303.3870042 delta logL = 0.303675302539 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 11.380 1.0000 .0000 .10000E+07 2 'Index ' 3.2083 1.0000 .0000 10.000 3 'Normalizat' .68896 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0399 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 14303.39 FROM MIGRAD STATUS=CONVERGED 93 CALLS 335 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 11.380 672.84 .11869E-04 .17471E-02 2 Index 3.2085 6.5714 .79835E-02 .15235E-03 3 Normalizat .68850 .20762 .45736E-03 .15362E-03 4 Prefactor 1.0401 .84513E-01 .15548E-03 .39803E-03 ERR DEF= .500 Final values: Prefactor = 11.3805 Index = 3.20855 Normalizat = 0.688499 Prefactor = 1.04011 ********** ** 18 **HESSE ********** FCN= 14303.39 FROM HESSE STATUS=OK 25 CALLS 360 TOTAL EDM= .13E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 11.380 29.571 .47476E-06 -1.5640 2 Index 3.2085 1.0659 .31934E-03 -.36644 3 Normalizat .68850 .20244 .18294E-04 -1.0435 4 Prefactor 1.0401 .81404E-01 .31097E-04 -.91404 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.2976e-10 Minuit parameter uncertainties: 1 29.571 2 1.07536 3 0.202661 4 0.0814132 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) = 14303.3870014 delta logL = 0.303678141756 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 1.138e+01 2.957e+01 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 3.209e+00 1.075e+00 0.000e+00 1.000e+01 (-1.000e+00) 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.040e+00 8.141e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 6.885e-01 2.027e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.19 Ra Dec: 220.414 -15.376 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/31155283/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='8.31e-03', job_status='DONE', photon_flux_upper_limit='1.08e-07', time_completed='2026-07-09 15:46:46.816367', job_id='31155283', GAL2='1.04', fit_tolerance='1e-08', EG2='0.69', EG='0.72', time_epoch_completed='1783637206.82', return_code2='0', ts='0.19', comment='SUCCESS', return_code='0', GAL='1.03', dlogl='3.04e-01', ts2='0.84', photon_index_error='0.00', photon_index='2.39' WHERE bin_id='932' AND source_name='4FGL J1441.6-1522' AND cadence='weekly'; Database successfully updated. Analysis Complete. Thu Jul 9 15:46:47 PDT 2026 A" outfile=/lscratch/kocevski/31155465/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155465/ft2_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 17.61 user 16.68 sys 0.29 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31155465/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155465/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31155465/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155465/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155465/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 64.97 user 60.19 sys 3.77 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 175 point sources and 0 extended sources Setting source of interest to: 4FGL J1441.6-1522 @ 220.414 -15.3755 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31155465/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155465/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155465/cmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 0.22 sys 0.14 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31155465/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155465/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155465/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 0.89 user 0.22 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31155465/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155465/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31155465/Model_4FGL_J1441.6-1522_weekly_bin932.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 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6906795 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 2.380e+01 1.705e+02 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.033e+00 7.149e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 7.240e-01 1.778e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.19 Ra Dec: 220.414 -15.376 Photon Flux Upper Limit: 1.07565405427e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00830549953149 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31155282/likelihoodResults_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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) = 14303.4124853 delta logL = 0.278194293562 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 14303.3870042 delta logL = 0.303675302539 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 11.380 1.0000 .0000 .10000E+07 2 'Index ' 3.2083 1.0000 .0000 10.000 3 'Normalizat' .68896 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0399 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 14303.39 FROM MIGRAD STATUS=CONVERGED 93 CALLS 335 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 11.380 672.84 .11869E-04 .17471E-02 2 Index 3.2085 6.5714 .79835E-02 .15235E-03 3 Normalizat .68850 .20762 .45736E-03 .15362E-03 4 Prefactor 1.0401 .84513E-01 .15548E-03 .39803E-03 ERR DEF= .500 Final values: Prefactor = 11.3805 Index = 3.20855 Normalizat = 0.688499 Prefactor = 1.04011 ********** ** 18 **HESSE ********** FCN= 14303.39 FROM HESSE STATUS=OK 25 CALLS 360 TOTAL EDM= .13E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 11.380 29.571 .47476E-06 -1.5640 2 Index 3.2085 1.0659 .31934E-03 -.36644 3 Normalizat .68850 .20244 .18294E-04 -1.0435 4 Prefactor 1.0401 .81404E-01 .31097E-04 -.91404 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.2976e-10 Minuit parameter uncertainties: 1 29.571 2 1.07536 3 0.202661 4 0.0814132 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) = 14303.3870014 delta logL = 0.303678141756 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 1.138e+01 2.957e+01 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 3.209e+00 1.075e+00 0.000e+00 1.000e+01 (-1.000e+00) 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.040e+00 8.141e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 6.885e-01 2.027e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.19 Ra Dec: 220.414 -15.376 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/31155282/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='8.31e-03', job_status='DONE', photon_flux_upper_limit='1.08e-07', time_completed='2026-07-09 15:46:59.903033', job_id='31155282', GAL2='1.04', fit_tolerance='1e-08', EG2='0.69', EG='0.72', time_epoch_completed='1783637219.9', return_code2='0', ts='0.19', comment='SUCCESS', return_code='0', GAL='1.03', dlogl='3.04e-01', ts2='0.84', photon_index_error='0.00', photon_index='2.39' WHERE bin_id='932' AND source_name='4FGL J1441.6-1522' AND cadence='weekly'; Database successfully updated. Analysis Complete. Thu Jul 9 15:47:00 PDT 2026 source GAL_V02 Working on... /lscratch/kocevski/31155358/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits.....................! real 42.65 user 40.68 sys 1.12 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31155358/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits', '/lscratch/kocevski/31155358/ft2_4FGL_J1441.6-1522_weekly_bin932.fits', expMap='/lscratch/kocevski/31155358/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', expCube='/lscratch/kocevski/31155358/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31155358/Model_4FGL_J1441.6-1522_weekly_bin932.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1441.6-1522' 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 9.633e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31155358/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits Spacecraft file(s): /lscratch/kocevski/31155358/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Exposure map: /lscratch/kocevski/31155358/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits Exposure cube: /lscratch/kocevski/31155358/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31155358/Model_4FGL_J1441.6-1522_weekly_bin932.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) = 14304.1038504 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6946011 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 5.5113 1.0000 .0000 .10000E+07 2 'Prefactor ' 4.6898 1.0000 .0000 .10000E+07 3 'norm ' .27200E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .11047E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' 20.653 1.0000 .0000 .10000E+07 6 'norm ' 27.923 1.0000 .0000 .10000E+07 7 'Prefactor ' 5.1473 1.0000 .0000 .10000E+07 8 'Prefactor ' 11.172 1.0000 .0000 .10000E+07 9 'Prefactor ' .17910E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 3.2509 1.0000 .0000 .10000E+07 11 'norm ' .14801 1.0000 .0000 .10000E+07 12 'Prefactor ' .94924E-08 1.0000 .0000 .10000E+07 13 'Normalizat' .72526 1.0000 .10000E-01 10.000 14 'Prefactor ' 1.0333 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 14303.69 FROM MIGRAD STATUS=CONVERGED 123 CALLS 804 TOTAL EDM= .23E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 5.5133 1.7394 .12181E-07 -.62242E-02 2 Prefactor 4.6890 9.2152 .38462E-07 -.29729E-02 3 norm .0000 2.2608 .20889E-07** at limit ** 4 Prefactor .55511E-10 8.4825 .12334E-06** at limit ** 5 Prefactor 20.643 6.3286 .42822E-06 .37530E-01 6 norm 27.965 13.243 .78621E-06 -.22868E-01 7 Prefactor 4.0457 13.635 .31028E-06 -.30296E-02 8 Prefactor 23.796 220.18 -.13539E-05 -.91768E-03 9 Prefactor .55511E-10 39.584 -.34976E-06** at limit ** 10 Prefactor 3.2492 6.6083 -.11781E-07 .24293E-03 11 norm .14804 .61029E-01 .94892E-08** at limit ** 12 Prefactor .0000 2.5021 -.51521E-07** at limit ** 13 Normalizat .72395 .19899 .19368E-05 -.68294E-04 14 Prefactor 1.0335 .81286E-01 -.14528E-05 -.50382E-04 ERR DEF= .500 Final values: norm = 5.51333 Prefactor = 4.68902 norm = 0 Prefactor = 5.55112e-11 Prefactor = 20.6431 norm = 27.9653 Prefactor = 4.04574 Prefactor = 23.7958 Prefactor = 5.55112e-11 Prefactor = 3.24916 norm = 0.148036 Prefactor = 0 Normalizat = 0.723952 Prefactor = 1.03349 ********** ** 18 **HESSE ********** FCN= 14303.69 FROM HESSE STATUS=OK 194 CALLS 998 TOTAL EDM= .85E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 5.5133 1.7415 .42775E-03 -1.5661 2 Prefactor 4.6890 9.2512 .46445E-03 -1.5665 3 norm .0000 2.2593 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .55511E-10 8.4942 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor 20.643 18.106 .22011E-03 -1.5617 6 norm 27.965 15.549 .18928E-03 -1.5602 7 Prefactor 4.0457 16.148 .44289E-03 -1.5668 8 Prefactor 23.796 305.53 .29948E-03 -1.5610 9 Prefactor .55511E-10 38.088 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 3.2492 6.5925 .56147E-03 -1.5672 11 norm .14804 .62145E-01 .41120E-03 -1.5700 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .0000 2.5042 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Normalizat .72395 .17762 .10084 -1.0295 14 Prefactor 1.0335 .71484E-01 .41009E-01 -.91621 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 8.53775e-07 Minuit parameter uncertainties: 1 1.7415 2 9.2512 3 5.07622e-06 4 4.23308e-05 5 18.1061 6 15.5491 7 16.1482 8 170.544 9 8.02241e-05 10 6.59248 11 0.0621451 12 1.46237e-06 13 0.177758 14 0.0714903 source GAL_V02 Working on... /lscratch/kocevski/31155465/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits.....................! real 41.30 user 39.31 sys 1.30 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31155465/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits', '/lscratch/kocevski/31155465/ft2_4FGL_J1441.6-1522_weekly_bin932.fits', expMap='/lscratch/kocevski/31155465/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', expCube='/lscratch/kocevski/31155465/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31155465/Model_4FGL_J1441.6-1522_weekly_bin932.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1441.6-1522' 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 9.633e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31155465/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits Spacecraft file(s): /lscratch/kocevski/31155465/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Exposure map: /lscratch/kocevski/31155465/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits Exposure cube: /lscratch/kocevski/31155465/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31155465/Model_4FGL_J1441.6-1522_weekly_bin932.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) = 14304.1038504 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6946011 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 5.5113 1.0000 .0000 .10000E+07 2 'Prefactor ' 4.6898 1.0000 .0000 .10000E+07 3 'norm ' .27200E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .11047E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' 20.653 1.0000 .0000 .10000E+07 6 'norm ' 27.923 1.0000 .0000 .10000E+07 7 'Prefactor ' 5.1473 1.0000 .0000 .10000E+07 8 'Prefactor ' 11.172 1.0000 .0000 .10000E+07 9 'Prefactor ' .17910E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 3.2509 1.0000 .0000 .10000E+07 11 'norm ' .14801 1.0000 .0000 .10000E+07 12 'Prefactor ' .94924E-08 1.0000 .0000 .10000E+07 13 'Normalizat' .72526 1.0000 .10000E-01 10.000 14 'Prefactor ' 1.0333 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 14303.69 FROM MIGRAD STATUS=CONVERGED 123 CALLS 804 TOTAL EDM= .23E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 5.5133 1.7394 .12181E-07 -.62242E-02 2 Prefactor 4.6890 9.2152 .38462E-07 -.29729E-02 3 norm .0000 2.2608 .20889E-07** at limit ** 4 Prefactor .55511E-10 8.4825 .12334E-06** at limit ** 5 Prefactor 20.643 6.3286 .42822E-06 .37530E-01 6 norm 27.965 13.243 .78621E-06 -.22868E-01 7 Prefactor 4.0457 13.635 .31028E-06 -.30296E-02 8 Prefactor 23.796 220.18 -.13539E-05 -.91768E-03 9 Prefactor .55511E-10 39.584 -.34976E-06** at limit ** 10 Prefactor 3.2492 6.6083 -.11781E-07 .24293E-03 11 norm .14804 .61029E-01 .94892E-08** at limit ** 12 Prefactor .0000 2.5021 -.51521E-07** at limit ** 13 Normalizat .72395 .19899 .19368E-05 -.68294E-04 14 Prefactor 1.0335 .81286E-01 -.14528E-05 -.50382E-04 ERR DEF= .500 Final values: norm = 5.51333 Prefactor = 4.68902 norm = 0 Prefactor = 5.55112e-11 Prefactor = 20.6431 norm = 27.9653 Prefactor = 4.04574 Prefactor = 23.7958 Prefactor = 5.55112e-11 Prefactor = 3.24916 norm = 0.148036 Prefactor = 0 Normalizat = 0.723952 Prefactor = 1.03349 ********** ** 18 **HESSE ********** FCN= 14303.69 FROM HESSE STATUS=OK 194 CALLS 998 TOTAL EDM= .85E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 5.5133 1.7415 .42775E-03 -1.5661 2 Prefactor 4.6890 9.2512 .46445E-03 -1.5665 3 norm .0000 2.2593 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .55511E-10 8.4942 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor 20.643 18.106 .22011E-03 -1.5617 6 norm 27.965 15.549 .18928E-03 -1.5602 7 Prefactor 4.0457 16.148 .44289E-03 -1.5668 8 Prefactor 23.796 305.53 .29948E-03 -1.5610 9 Prefactor .55511E-10 38.088 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 3.2492 6.5925 .56147E-03 -1.5672 11 norm .14804 .62145E-01 .41120E-03 -1.5700 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .0000 2.5042 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Normalizat .72395 .17762 .10084 -1.0295 14 Prefactor 1.0335 .71484E-01 .41009E-01 -.91621 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 8.53775e-07 Minuit parameter uncertainties: 1 1.7415 2 9.2512 3 5.07622e-06 4 4.23308e-05 5 18.1061 6 15.5491 7 16.1482 8 170.544 9 8.02241e-05 10 6.59248 11 0.0621451 12 1.46237e-06 13 0.177758 14 0.0714903 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6906795 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 2.380e+01 1.705e+02 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.033e+00 7.149e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 7.240e-01 1.778e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.19 Ra Dec: 220.414 -15.376 Photon Flux Upper Limit: 1.07565405427e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00830549953149 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31155358/likelihoodResults_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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) = 14303.4124853 delta logL = 0.278194293562 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 14303.3870042 delta logL = 0.303675302539 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 11.380 1.0000 .0000 .10000E+07 2 'Index ' 3.2083 1.0000 .0000 10.000 3 'Normalizat' .68896 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0399 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 14303.39 FROM MIGRAD STATUS=CONVERGED 93 CALLS 335 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 11.380 672.84 .11869E-04 .17471E-02 2 Index 3.2085 6.5714 .79835E-02 .15235E-03 3 Normalizat .68850 .20762 .45736E-03 .15362E-03 4 Prefactor 1.0401 .84513E-01 .15548E-03 .39803E-03 ERR DEF= .500 Final values: Prefactor = 11.3805 Index = 3.20855 Normalizat = 0.688499 Prefactor = 1.04011 ********** ** 18 **HESSE ********** FCN= 14303.39 FROM HESSE STATUS=OK 25 CALLS 360 TOTAL EDM= .13E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 11.380 29.571 .47476E-06 -1.5640 2 Index 3.2085 1.0659 .31934E-03 -.36644 3 Normalizat .68850 .20244 .18294E-04 -1.0435 4 Prefactor 1.0401 .81404E-01 .31097E-04 -.91404 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.2976e-10 Minuit parameter uncertainties: 1 29.571 2 1.07536 3 0.202661 4 0.0814132 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) = 14303.3870014 delta logL = 0.303678141756 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 1.138e+01 2.957e+01 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 3.209e+00 1.075e+00 0.000e+00 1.000e+01 (-1.000e+00) 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.040e+00 8.141e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 6.885e-01 2.027e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.19 Ra Dec: 220.414 -15.376 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/31155358/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='8.31e-03', job_status='DONE', photon_flux_upper_limit='1.08e-07', time_completed='2026-07-09 15:48:28.459333', job_id='31155358', GAL2='1.04', fit_tolerance='1e-08', EG2='0.69', EG='0.72', time_epoch_completed='1783637308.46', return_code2='0', ts='0.19', comment='SUCCESS', return_code='0', GAL='1.03', dlogl='3.04e-01', ts2='0.84', photon_index_error='0.00', photon_index='2.39' WHERE bin_id='932' AND source_name='4FGL J1441.6-1522' AND cadence='weekly'; Database successfully updated. Analysis Complete. Thu Jul 9 15:48:28 PDT 2026 A" outfile=/lscratch/kocevski/31155471/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155471/ft2_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 20.77 user 19.25 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31155471/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155471/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31155471/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155471/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155471/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 74.65 user 69.04 sys 4.18 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 175 point sources and 0 extended sources Setting source of interest to: 4FGL J1441.6-1522 @ 220.414 -15.3755 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31155471/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155471/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155471/cmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 1.13 user 0.24 sys 0.11 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31155471/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155471/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155471/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 1.16 user 0.23 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31155471/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155471/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31155471/Model_4FGL_J1441.6-1522_weekly_bin932.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 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6906795 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 2.380e+01 1.705e+02 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.033e+00 7.149e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 7.240e-01 1.778e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.19 Ra Dec: 220.414 -15.376 Photon Flux Upper Limit: 1.07565405427e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00830549953149 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31155465/likelihoodResults_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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) = 14303.4124853 delta logL = 0.278194293562 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 14303.3870042 delta logL = 0.303675302539 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 11.380 1.0000 .0000 .10000E+07 2 'Index ' 3.2083 1.0000 .0000 10.000 3 'Normalizat' .68896 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0399 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 14303.39 FROM MIGRAD STATUS=CONVERGED 93 CALLS 335 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 11.380 672.84 .11869E-04 .17471E-02 2 Index 3.2085 6.5714 .79835E-02 .15235E-03 3 Normalizat .68850 .20762 .45736E-03 .15362E-03 4 Prefactor 1.0401 .84513E-01 .15548E-03 .39803E-03 ERR DEF= .500 Final values: Prefactor = 11.3805 Index = 3.20855 Normalizat = 0.688499 Prefactor = 1.04011 ********** ** 18 **HESSE ********** FCN= 14303.39 FROM HESSE STATUS=OK 25 CALLS 360 TOTAL EDM= .13E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 11.380 29.571 .47476E-06 -1.5640 2 Index 3.2085 1.0659 .31934E-03 -.36644 3 Normalizat .68850 .20244 .18294E-04 -1.0435 4 Prefactor 1.0401 .81404E-01 .31097E-04 -.91404 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.2976e-10 Minuit parameter uncertainties: 1 29.571 2 1.07536 3 0.202661 4 0.0814132 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) = 14303.3870014 delta logL = 0.303678141756 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 1.138e+01 2.957e+01 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 3.209e+00 1.075e+00 0.000e+00 1.000e+01 (-1.000e+00) 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.040e+00 8.141e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 6.885e-01 2.027e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.19 Ra Dec: 220.414 -15.376 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/31155465/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='8.31e-03', job_status='DONE', photon_flux_upper_limit='1.08e-07', time_completed='2026-07-09 15:49:04.490089', job_id='31155465', GAL2='1.04', fit_tolerance='1e-08', EG2='0.69', EG='0.72', time_epoch_completed='1783637344.49', return_code2='0', ts='0.19', comment='SUCCESS', return_code='0', GAL='1.03', dlogl='3.04e-01', ts2='0.84', photon_index_error='0.00', photon_index='2.39' WHERE bin_id='932' AND source_name='4FGL J1441.6-1522' AND cadence='weekly'; Database successfully updated. Analysis Complete. Thu Jul 9 15:49:04 PDT 2026 number of points = 17485 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1441.6-1522_weekly_bin932 RA = 220.414, Dec = -15.3755 tmin = 802656001, tmax = 803260801 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='31155737', job_status='RUN', time_executed='2026-07-09 15:43:19.504366', time_epoch_executed='1783636999.5' WHERE source_name='4FGL J1441.6-1522' and cadence='weekly' and bin_id='932' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31155737 Creating custom pfile directory: /lscratch/kocevski/31155737/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31155737/ft1_4FGL_J1441.6-1522_weekly_bin932.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31155737/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31155737/ft1_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155737/ft1_filteredMKT_4FGL_J1441.6-1522_weekly_bin932.fits ra=220.414 dec=-15.3755 rad=12.0 tmin=802656001.0 tmax=803260801.0 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 5.06 user 4.23 sys 0.20 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31155737/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31155737/ft2_4FGL_J1441.6-1522_weekly_bin932.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/31155737/ft1_filteredMKT_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" outfile="/lscratch/kocevski/31155737/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.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 0.95 user 0.22 sys 0.13 Number of photons that the gtmktime cut: 1257 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31155737/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31155737/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATAsource GAL_V02 Working on... /lscratch/kocevski/31155471/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits.....................! real 45.93 user 43.83 sys 0.93 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31155471/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits', '/lscratch/kocevski/31155471/ft2_4FGL_J1441.6-1522_weekly_bin932.fits', expMap='/lscratch/kocevski/31155471/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', expCube='/lscratch/kocevski/31155471/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31155471/Model_4FGL_J1441.6-1522_weekly_bin932.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1441.6-1522' 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 9.633e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31155471/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits Spacecraft file(s): /lscratch/kocevski/31155471/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Exposure map: /lscratch/kocevski/31155471/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits Exposure cube: /lscratch/kocevski/31155471/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31155471/Model_4FGL_J1441.6-1522_weekly_bin932.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) = 14304.1038504 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6946011 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 5.5113 1.0000 .0000 .10000E+07 2 'Prefactor ' 4.6898 1.0000 .0000 .10000E+07 3 'norm ' .27200E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .11047E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' 20.653 1.0000 .0000 .10000E+07 6 'norm ' 27.923 1.0000 .0000 .10000E+07 7 'Prefactor ' 5.1473 1.0000 .0000 .10000E+07 8 'Prefactor ' 11.172 1.0000 .0000 .10000E+07 9 'Prefactor ' .17910E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 3.2509 1.0000 .0000 .10000E+07 11 'norm ' .14801 1.0000 .0000 .10000E+07 12 'Prefactor ' .94924E-08 1.0000 .0000 .10000E+07 13 'Normalizat' .72526 1.0000 .10000E-01 10.000 14 'Prefactor ' 1.0333 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 14303.69 FROM MIGRAD STATUS=CONVERGED 123 CALLS 804 TOTAL EDM= .23E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 5.5133 1.7394 .12181E-07 -.62242E-02 2 Prefactor 4.6890 9.2152 .38462E-07 -.29729E-02 3 norm .0000 2.2608 .20889E-07** at limit ** 4 Prefactor .55511E-10 8.4825 .12334E-06** at limit ** 5 Prefactor 20.643 6.3286 .42822E-06 .37530E-01 6 norm 27.965 13.243 .78621E-06 -.22868E-01 7 Prefactor 4.0457 13.635 .31028E-06 -.30296E-02 8 Prefactor 23.796 220.18 -.13539E-05 -.91768E-03 9 Prefactor .55511E-10 39.584 -.34976E-06** at limit ** 10 Prefactor 3.2492 6.6083 -.11781E-07 .24293E-03 11 norm .14804 .61029E-01 .94892E-08** at limit ** 12 Prefactor .0000 2.5021 -.51521E-07** at limit ** 13 Normalizat .72395 .19899 .19368E-05 -.68294E-04 14 Prefactor 1.0335 .81286E-01 -.14528E-05 -.50382E-04 ERR DEF= .500 Final values: norm = 5.51333 Prefactor = 4.68902 norm = 0 Prefactor = 5.55112e-11 Prefactor = 20.6431 norm = 27.9653 Prefactor = 4.04574 Prefactor = 23.7958 Prefactor = 5.55112e-11 Prefactor = 3.24916 norm = 0.148036 Prefactor = 0 Normalizat = 0.723952 Prefactor = 1.03349 number of points = 17485 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1441.6-1522_weekly_bin932 RA = 220.414, Dec = -15.3755 tmin = 802656001, tmax = 803260801 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='31155702', job_status='RUN', time_executed='2026-07-09 15:42:31.822036', time_epoch_executed='1783636951.82' WHERE source_name='4FGL J1441.6-1522' and cadence='weekly' and bin_id='932' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31155702 Creating custom pfile directory: /lscratch/kocevski/31155702/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31155702/ft1_4FGL_J1441.6-1522_weekly_bin932.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31155702/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31155702/ft1_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155702/ft1_filteredMKT_4FGL_J1441.6-1522_weekly_bin932.fits ra=220.414 dec=-15.3755 rad=12.0 tmin=802656001.0 tmax=803260801.0 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 5.95 user 4.27 sys 0.26 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31155702/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31155702/ft2_4FGL_J1441.6-1522_weekly_bin932.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/31155702/ft1_filteredMKT_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" outfile="/lscratch/kocevski/31155702/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.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 1.42 user 0.24 sys 0.13 Number of photons that the gtmktime cut: 1257 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31155702/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31155702/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DAT ********** ** 18 **HESSE ********** FCN= 14303.69 FROM HESSE STATUS=OK 194 CALLS 998 TOTAL EDM= .85E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 5.5133 1.7415 .42775E-03 -1.5661 2 Prefactor 4.6890 9.2512 .46445E-03 -1.5665 3 norm .0000 2.2593 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .55511E-10 8.4942 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor 20.643 18.106 .22011E-03 -1.5617 6 norm 27.965 15.549 .18928E-03 -1.5602 7 Prefactor 4.0457 16.148 .44289E-03 -1.5668 8 Prefactor 23.796 305.53 .29948E-03 -1.5610 9 Prefactor .55511E-10 38.088 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 3.2492 6.5925 .56147E-03 -1.5672 11 norm .14804 .62145E-01 .41120E-03 -1.5700 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .0000 2.5042 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Normalizat .72395 .17762 .10084 -1.0295 14 Prefactor 1.0335 .71484E-01 .41009E-01 -.91621 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 8.53775e-07 Minuit parameter uncertainties: 1 1.7415 2 9.2512 3 5.07622e-06 4 4.23308e-05 5 18.1061 6 15.5491 7 16.1482 8 170.544 9 8.02241e-05 10 6.59248 11 0.0621451 12 1.46237e-06 13 0.177758 14 0.0714903 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6906795 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 2.380e+01 1.705e+02 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.033e+00 7.149e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 7.240e-01 1.778e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.19 Ra Dec: 220.414 -15.376 Photon Flux Upper Limit: 1.07565405427e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00830549953149 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31155471/likelihoodResults_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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) = 14303.4124853 delta logL = 0.278194293562 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 14303.3870042 delta logL = 0.303675302539 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 11.380 1.0000 .0000 .10000E+07 2 'Index ' 3.2083 1.0000 .0000 10.000 3 'Normalizat' .68896 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0399 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 14303.39 FROM MIGRAD STATUS=CONVERGED 93 CALLS 335 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 11.380 672.84 .11869E-04 .17471E-02 2 Index 3.2085 6.5714 .79835E-02 .15235E-03 3 Normalizat .68850 .20762 .45736E-03 .15362E-03 4 Prefactor 1.0401 .84513E-01 .15548E-03 .39803E-03 ERR DEF= .500 Final values: Prefactor = 11.3805 Index = 3.20855 Normalizat = 0.688499 Prefactor = 1.04011 ********** ** 18 **HESSE ********** FCN= 14303.39 FROM HESSE STATUS=OK 25 CALLS 360 TOTAL EDM= .13E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 11.380 29.571 .47476E-06 -1.5640 2 Index 3.2085 1.0659 .31934E-03 -.36644 3 Normalizat .68850 .20244 .18294E-04 -1.0435 4 Prefactor 1.0401 .81404E-01 .31097E-04 -.91404 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.2976e-10 Minuit parameter uncertainties: 1 29.571 2 1.07536 3 0.202661 4 0.0814132 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) = 14303.3870014 delta logL = 0.303678141756 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 1.138e+01 2.957e+01 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 3.209e+00 1.075e+00 0.000e+00 1.000e+01 (-1.000e+00) 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.040e+00 8.141e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 6.885e-01 2.027e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.19 Ra Dec: 220.414 -15.376 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/31155471/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='8.31e-03', job_status='DONE', photon_flux_upper_limit='1.08e-07', time_completed='2026-07-09 15:51:23.698959', job_id='31155471', GAL2='1.04', fit_tolerance='1e-08', EG2='0.69', EG='0.72', time_epoch_completed='1783637483.7', return_code2='0', ts='0.19', comment='SUCCESS', return_code='0', GAL='1.03', dlogl='3.04e-01', ts2='0.84', photon_index_error='0.00', photon_index='2.39' WHERE bin_id='932' AND source_name='4FGL J1441.6-1522' AND cadence='weekly'; Database successfully updated. Analysis Complete. Thu Jul 9 15:51:24 PDT 2026 " outfile=/lscratch/kocevski/31155737/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155737/ft2_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 20.12 user 19.22 sys 0.24 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31155737/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155737/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31155737/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155737/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155737/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 72.49 user 67.36 sys 4.20 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 175 point sources and 0 extended sources Setting source of interest to: 4FGL J1441.6-1522 @ 220.414 -15.3755 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31155737/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155737/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155737/cmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 0.24 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31155737/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155737/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155737/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 0.93 user 0.25 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31155737/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155737/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31155737/Model_4FGL_J1441.6-1522_weekly_bin932.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 sA" outfile=/lscratch/kocevski/31155702/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155702/ft2_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 21.15 user 19.28 sys 0.24 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31155702/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155702/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31155702/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155702/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155702/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 75.54 user 69.34 sys 4.15 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 175 point sources and 0 extended sources Setting source of interest to: 4FGL J1441.6-1522 @ 220.414 -15.3755 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31155702/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155702/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155702/cmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 0.85 user 0.26 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31155702/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155702/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155702/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 1.13 user 0.25 sys 0.12 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31155702/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155702/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31155702/Model_4FGL_J1441.6-1522_weekly_bin932.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 ource GAL_V02 Working on... /lscratch/kocevski/31155737/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits.....................! real 45.41 user 43.52 sys 0.92 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31155737/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits', '/lscratch/kocevski/31155737/ft2_4FGL_J1441.6-1522_weekly_bin932.fits', expMap='/lscratch/kocevski/31155737/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', expCube='/lscratch/kocevski/31155737/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31155737/Model_4FGL_J1441.6-1522_weekly_bin932.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1441.6-1522' 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 9.633e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31155737/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits Spacecraft file(s): /lscratch/kocevski/31155737/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Exposure map: /lscratch/kocevski/31155737/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits Exposure cube: /lscratch/kocevski/31155737/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31155737/Model_4FGL_J1441.6-1522_weekly_bin932.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) = 14304.1038504 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6946011 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 5.5113 1.0000 .0000 .10000E+07 2 'Prefactor ' 4.6898 1.0000 .0000 .10000E+07 3 'norm ' .27200E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .11047E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' 20.653 1.0000 .0000 .10000E+07 6 'norm ' 27.923 1.0000 .0000 .10000E+07 7 'Prefactor ' 5.1473 1.0000 .0000 .10000E+07 8 'Prefactor ' 11.172 1.0000 .0000 .10000E+07 9 'Prefactor ' .17910E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 3.2509 1.0000 .0000 .10000E+07 11 'norm ' .14801 1.0000 .0000 .10000E+07 12 'Prefactor ' .94924E-08 1.0000 .0000 .10000E+07 13 'Normalizat' .72526 1.0000 .10000E-01 10.000 14 'Prefactor ' 1.0333 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 14303.69 FROM MIGRAD STATUS=CONVERGED 123 CALLS 804 TOTAL EDM= .23E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 5.5133 1.7394 .12181E-07 -.62242E-02 2 Prefactor 4.6890 9.2152 .38462E-07 -.29729E-02 3 norm .0000 2.2608 .20889E-07** at limit ** 4 Prefactor .55511E-10 8.4825 .12334E-06** at limit ** 5 Prefactor 20.643 6.3286 .42822E-06 .37530E-01 6 norm 27.965 13.243 .78621E-06 -.22868E-01 7 Prefactor 4.0457 13.635 .31028E-06 -.30296E-02 8 Prefactor 23.796 220.18 -.13539E-05 -.91768E-03 9 Prefactor .55511E-10 39.584 -.34976E-06** at limit ** 10 Prefactor 3.2492 6.6083 -.11781E-07 .24293E-03 11 norm .14804 .61029E-01 .94892E-08** at limit ** 12 Prefactor .0000 2.5021 -.51521E-07** at limit ** 13 Normalizat .72395 .19899 .19368E-05 -.68294E-04 14 Prefactor 1.0335 .81286E-01 -.14528E-05 -.50382E-04 ERR DEF= .500 Final values: norm = 5.51333 Prefactor = 4.68902 norm = 0 Prefactor = 5.55112e-11 Prefactor = 20.6431 norm = 27.9653 Prefactor = 4.04574 Prefactor = 23.7958 Prefactor = 5.55112e-11 Prefactor = 3.24916 norm = 0.148036 Prefactor = 0 Normalizat = 0.723952 Prefactor = 1.03349 ********** ** 18 **HESSE ********** FCN= 14303.69 FROM HESSE STATUS=OK 194 CALLS 998 TOTAL EDM= .85E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 5.5133 1.7415 .42775E-03 -1.5661 2 Prefactor 4.6890 9.2512 .46445E-03 -1.5665 3 norm .0000 2.2593 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .55511E-10 8.4942 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor 20.643 18.106 .22011E-03 -1.5617 6 norm 27.965 15.549 .18928E-03 -1.5602 7 Prefactor 4.0457 16.148 .44289E-03 -1.5668 8 Prefactor 23.796 305.53 .29948E-03 -1.5610 9 Prefactor .55511E-10 38.088 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 3.2492 6.5925 .56147E-03 -1.5672 11 norm .14804 .62145E-01 .41120E-03 -1.5700 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .0000 2.5042 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Normalizat .72395 .17762 .10084 -1.0295 14 Prefactor 1.0335 .71484E-01 .41009E-01 -.91621 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 8.53775e-07 Minuit parameter uncertainties: 1 1.7415 2 9.2512 3 5.07622e-06 4 4.23308e-05 5 18.1061 6 15.5491 7 16.1482 8 170.544 9 8.02241e-05 10 6.59248 11 0.0621451 12 1.46237e-06 13 0.177758 14 0.0714903 source GAL_V02 Working on... /lscratch/kocevski/31155702/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits.....................! real 47.99 user 44.95 sys 1.17 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31155702/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits', '/lscratch/kocevski/31155702/ft2_4FGL_J1441.6-1522_weekly_bin932.fits', expMap='/lscratch/kocevski/31155702/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', expCube='/lscratch/kocevski/31155702/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31155702/Model_4FGL_J1441.6-1522_weekly_bin932.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1441.6-1522' 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 9.633e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31155702/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits Spacecraft file(s): /lscratch/kocevski/31155702/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Exposure map: /lscratch/kocevski/31155702/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits Exposure cube: /lscratch/kocevski/31155702/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31155702/Model_4FGL_J1441.6-1522_weekly_bin932.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) = 14304.1038504 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6946011 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 5.5113 1.0000 .0000 .10000E+07 2 'Prefactor ' 4.6898 1.0000 .0000 .10000E+07 3 'norm ' .27200E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .11047E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' 20.653 1.0000 .0000 .10000E+07 6 'norm ' 27.923 1.0000 .0000 .10000E+07 7 'Prefactor ' 5.1473 1.0000 .0000 .10000E+07 8 'Prefactor ' 11.172 1.0000 .0000 .10000E+07 9 'Prefactor ' .17910E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 3.2509 1.0000 .0000 .10000E+07 11 'norm ' .14801 1.0000 .0000 .10000E+07 12 'Prefactor ' .94924E-08 1.0000 .0000 .10000E+07 13 'Normalizat' .72526 1.0000 .10000E-01 10.000 14 'Prefactor ' 1.0333 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 14303.69 FROM MIGRAD STATUS=CONVERGED 123 CALLS 804 TOTAL EDM= .23E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 5.5133 1.7394 .12181E-07 -.62242E-02 2 Prefactor 4.6890 9.2152 .38462E-07 -.29729E-02 3 norm .0000 2.2608 .20889E-07** at limit ** 4 Prefactor .55511E-10 8.4825 .12334E-06** at limit ** 5 Prefactor 20.643 6.3286 .42822E-06 .37530E-01 6 norm 27.965 13.243 .78621E-06 -.22868E-01 7 Prefactor 4.0457 13.635 .31028E-06 -.30296E-02 8 Prefactor 23.796 220.18 -.13539E-05 -.91768E-03 9 Prefactor .55511E-10 39.584 -.34976E-06** at limit ** 10 Prefactor 3.2492 6.6083 -.11781E-07 .24293E-03 11 norm .14804 .61029E-01 .94892E-08** at limit ** 12 Prefactor .0000 2.5021 -.51521E-07** at limit ** 13 Normalizat .72395 .19899 .19368E-05 -.68294E-04 14 Prefactor 1.0335 .81286E-01 -.14528E-05 -.50382E-04 ERR DEF= .500 Final values: norm = 5.51333 Prefactor = 4.68902 norm = 0 Prefactor = 5.55112e-11 Prefactor = 20.6431 norm = 27.9653 Prefactor = 4.04574 Prefactor = 23.7958 Prefactor = 5.55112e-11 Prefactor = 3.24916 norm = 0.148036 Prefactor = 0 Normalizat = 0.723952 Prefactor = 1.03349 ********** ** 18 **HESSE ********** FCN= 14303.69 FROM HESSE STATUS=OK 194 CALLS 998 TOTAL EDM= .85E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 5.5133 1.7415 .42775E-03 -1.5661 2 Prefactor 4.6890 9.2512 .46445E-03 -1.5665 3 norm .0000 2.2593 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .55511E-10 8.4942 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor 20.643 18.106 .22011E-03 -1.5617 6 norm 27.965 15.549 .18928E-03 -1.5602 7 Prefactor 4.0457 16.148 .44289E-03 -1.5668 8 Prefactor 23.796 305.53 .29948E-03 -1.5610 9 Prefactor .55511E-10 38.088 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 3.2492 6.5925 .56147E-03 -1.5672 11 norm .14804 .62145E-01 .41120E-03 -1.5700 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .0000 2.5042 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Normalizat .72395 .17762 .10084 -1.0295 14 Prefactor 1.0335 .71484E-01 .41009E-01 -.91621 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 8.53775e-07 Minuit parameter uncertainties: 1 1.7415 2 9.2512 3 5.07622e-06 4 4.23308e-05 5 18.1061 6 15.5491 7 16.1482 8 170.544 9 8.02241e-05 10 6.59248 11 0.0621451 12 1.46237e-06 13 0.177758 14 0.0714903 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6906795 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 2.380e+01 1.705e+02 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.033e+00 7.149e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 7.240e-01 1.778e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.19 Ra Dec: 220.414 -15.376 Photon Flux Upper Limit: 1.07565405427e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00830549953149 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31155737/likelihoodResults_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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) = 14303.4124853 delta logL = 0.278194293562 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 14303.3870042 delta logL = 0.303675302539 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 11.380 1.0000 .0000 .10000E+07 2 'Index ' 3.2083 1.0000 .0000 10.000 3 'Normalizat' .68896 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0399 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 14303.39 FROM MIGRAD STATUS=CONVERGED 93 CALLS 335 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 11.380 672.84 .11869E-04 .17471E-02 2 Index 3.2085 6.5714 .79835E-02 .15235E-03 3 Normalizat .68850 .20762 .45736E-03 .15362E-03 4 Prefactor 1.0401 .84513E-01 .15548E-03 .39803E-03 ERR DEF= .500 Final values: Prefactor = 11.3805 Index = 3.20855 Normalizat = 0.688499 Prefactor = 1.04011 ********** ** 18 **HESSE ********** FCN= 14303.39 FROM HESSE STATUS=OK 25 CALLS 360 TOTAL EDM= .13E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 11.380 29.571 .47476E-06 -1.5640 2 Index 3.2085 1.0659 .31934E-03 -.36644 3 Normalizat .68850 .20244 .18294E-04 -1.0435 4 Prefactor 1.0401 .81404E-01 .31097E-04 -.91404 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.2976e-10 Minuit parameter uncertainties: 1 29.571 2 1.07536 3 0.202661 4 0.0814132 number of points = 17485 number of fields = 31 RA_SUN column already exists. File will not be modified. 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) = 14303.3870014 delta logL = 0.303678141756 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 1.138e+01 2.957e+01 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 3.209e+00 1.075e+00 0.000e+00 1.000e+01 (-1.000e+00) 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.040e+00 8.141e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 6.885e-01 2.027e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.19 Ra Dec: 220.414 -15.376 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/31155737/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='8.31e-03', job_status='DONE', photon_flux_upper_limit='1.08e-07', time_completed='2026-07-09 15:54:58.169574', job_id='31155737', GAL2='1.04', fit_tolerance='1e-08', EG2='0.69', EG='0.72', time_epoch_completed='1783637698.17', return_code2='0', ts='0.19', comment='SUCCESS', return_code='0', GAL='1.03', dlogl='3.04e-01', ts2='0.84', photon_index_error='0.00', photon_index='2.39' WHERE bin_id='932' AND source_name='4FGL J1441.6-1522' AND cadence='weekly'; Database successfully updated. Analysis Complete. Thu Jul 9 15:54:58 PDT 2026 Done. Performing analysis on: 4FGL_J1441.6-1522_weekly_bin932 RA = 220.414, Dec = -15.3755 tmin = 802656001, tmax = 803260801 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='31155896', job_status='RUN', time_executed='2026-07-09 15:46:34.794708', time_epoch_executed='1783637194.79' WHERE source_name='4FGL J1441.6-1522' and cadence='weekly' and bin_id='932' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31155896 Creating custom pfile directory: /lscratch/kocevski/31155896/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31155896/ft1_4FGL_J1441.6-1522_weekly_bin932.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802656001.0 && nMetStart<803260801.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31155896/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31155896/ft1_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155896/ft1_filteredMKT_4FGL_J1441.6-1522_weekly_bin932.fits ra=220.414 dec=-15.3755 rad=12.0 tmin=802656001.0 tmax=803260801.0 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 5.95 user 4.54 sys 0.23 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31155896/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31155896/ft2_4FGL_J1441.6-1522_weekly_bin932.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/31155896/ft1_filteredMKT_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" outfile="/lscratch/kocevski/31155896/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.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 0.99 user 0.24 sys 0.12 Number of photons that the gtmktime cut: 1257 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31155896/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31155896/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATDone. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6906795 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 2.380e+01 1.705e+02 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.033e+00 7.149e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 7.240e-01 1.778e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.19 Ra Dec: 220.414 -15.376 Photon Flux Upper Limit: 1.07565405427e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00830549953149 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31155702/likelihoodResults_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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) = 14303.4124853 delta logL = 0.278194293562 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 14303.3870042 delta logL = 0.303675302539 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 11.380 1.0000 .0000 .10000E+07 2 'Index ' 3.2083 1.0000 .0000 10.000 3 'Normalizat' .68896 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0399 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 14303.39 FROM MIGRAD STATUS=CONVERGED 93 CALLS 335 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 11.380 672.84 .11869E-04 .17471E-02 2 Index 3.2085 6.5714 .79835E-02 .15235E-03 3 Normalizat .68850 .20762 .45736E-03 .15362E-03 4 Prefactor 1.0401 .84513E-01 .15548E-03 .39803E-03 ERR DEF= .500 Final values: Prefactor = 11.3805 Index = 3.20855 Normalizat = 0.688499 Prefactor = 1.04011 ********** ** 18 **HESSE ********** FCN= 14303.39 FROM HESSE STATUS=OK 25 CALLS 360 TOTAL EDM= .13E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 11.380 29.571 .47476E-06 -1.5640 2 Index 3.2085 1.0659 .31934E-03 -.36644 3 Normalizat .68850 .20244 .18294E-04 -1.0435 4 Prefactor 1.0401 .81404E-01 .31097E-04 -.91404 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.2976e-10 Minuit parameter uncertainties: 1 29.571 2 1.07536 3 0.202661 4 0.0814132 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) = 14303.3870014 delta logL = 0.303678141756 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 1.138e+01 2.957e+01 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 3.209e+00 1.075e+00 0.000e+00 1.000e+01 (-1.000e+00) 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.040e+00 8.141e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 6.885e-01 2.027e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.19 Ra Dec: 220.414 -15.376 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/31155702/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='8.31e-03', job_status='DONE', photon_flux_upper_limit='1.08e-07', time_completed='2026-07-09 15:55:34.260674', job_id='31155702', GAL2='1.04', fit_tolerance='1e-08', EG2='0.69', EG='0.72', time_epoch_completed='1783637734.26', return_code2='0', ts='0.19', comment='SUCCESS', return_code='0', GAL='1.03', dlogl='3.04e-01', ts2='0.84', photon_index_error='0.00', photon_index='2.39' WHERE bin_id='932' AND source_name='4FGL J1441.6-1522' AND cadence='weekly'; Database successfully updated. Analysis Complete. Thu Jul 9 15:55:34 PDT 2026 A" outfile=/lscratch/kocevski/31155896/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155896/ft2_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 24.51 user 22.62 sys 0.28 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31155896/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155896/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31155896/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155896/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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/31155896/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits .....................! real 78.95 user 72.99 sys 4.37 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 175 point sources and 0 extended sources Setting source of interest to: 4FGL J1441.6-1522 @ 220.414 -15.3755 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31155896/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155896/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155896/cmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 1.62 user 0.26 sys 0.11 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31155896/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits scfile=/lscratch/kocevski/31155896/ft2_4FGL_J1441.6-1522_weekly_bin932.fits outfile=/lscratch/kocevski/31155896/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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=220.414 yref=-15.3755 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 1.18 user 0.28 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31155896/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits evtable="EVENTS" scfile=/lscratch/kocevski/31155896/ft2_4FGL_J1441.6-1522_weekly_bin932.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31155896/Model_4FGL_J1441.6-1522_weekly_bin932.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/31155896/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits.....................! real 49.80 user 47.11 sys 1.15 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31155896/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits', '/lscratch/kocevski/31155896/ft2_4FGL_J1441.6-1522_weekly_bin932.fits', expMap='/lscratch/kocevski/31155896/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', expCube='/lscratch/kocevski/31155896/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31155896/Model_4FGL_J1441.6-1522_weekly_bin932.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1441.6-1522' 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 9.633e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31155896/ft1_filtered_4FGL_J1441.6-1522_weekly_bin932.fits Spacecraft file(s): /lscratch/kocevski/31155896/ft2_4FGL_J1441.6-1522_weekly_bin932.fits Exposure map: /lscratch/kocevski/31155896/expmap_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits Exposure cube: /lscratch/kocevski/31155896/ltcube_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31155896/Model_4FGL_J1441.6-1522_weekly_bin932.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) = 14304.1038504 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6946011 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 5.5113 1.0000 .0000 .10000E+07 2 'Prefactor ' 4.6898 1.0000 .0000 .10000E+07 3 'norm ' .27200E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' .11047E-07 1.0000 .0000 .10000E+07 5 'Prefactor ' 20.653 1.0000 .0000 .10000E+07 6 'norm ' 27.923 1.0000 .0000 .10000E+07 7 'Prefactor ' 5.1473 1.0000 .0000 .10000E+07 8 'Prefactor ' 11.172 1.0000 .0000 .10000E+07 9 'Prefactor ' .17910E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 3.2509 1.0000 .0000 .10000E+07 11 'norm ' .14801 1.0000 .0000 .10000E+07 12 'Prefactor ' .94924E-08 1.0000 .0000 .10000E+07 13 'Normalizat' .72526 1.0000 .10000E-01 10.000 14 'Prefactor ' 1.0333 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 14303.69 FROM MIGRAD STATUS=CONVERGED 123 CALLS 804 TOTAL EDM= .23E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 5.5133 1.7394 .12181E-07 -.62242E-02 2 Prefactor 4.6890 9.2152 .38462E-07 -.29729E-02 3 norm .0000 2.2608 .20889E-07** at limit ** 4 Prefactor .55511E-10 8.4825 .12334E-06** at limit ** 5 Prefactor 20.643 6.3286 .42822E-06 .37530E-01 6 norm 27.965 13.243 .78621E-06 -.22868E-01 7 Prefactor 4.0457 13.635 .31028E-06 -.30296E-02 8 Prefactor 23.796 220.18 -.13539E-05 -.91768E-03 9 Prefactor .55511E-10 39.584 -.34976E-06** at limit ** 10 Prefactor 3.2492 6.6083 -.11781E-07 .24293E-03 11 norm .14804 .61029E-01 .94892E-08** at limit ** 12 Prefactor .0000 2.5021 -.51521E-07** at limit ** 13 Normalizat .72395 .19899 .19368E-05 -.68294E-04 14 Prefactor 1.0335 .81286E-01 -.14528E-05 -.50382E-04 ERR DEF= .500 Final values: norm = 5.51333 Prefactor = 4.68902 norm = 0 Prefactor = 5.55112e-11 Prefactor = 20.6431 norm = 27.9653 Prefactor = 4.04574 Prefactor = 23.7958 Prefactor = 5.55112e-11 Prefactor = 3.24916 norm = 0.148036 Prefactor = 0 Normalizat = 0.723952 Prefactor = 1.03349 ********** ** 18 **HESSE ********** FCN= 14303.69 FROM HESSE STATUS=OK 194 CALLS 998 TOTAL EDM= .85E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 5.5133 1.7415 .42775E-03 -1.5661 2 Prefactor 4.6890 9.2512 .46445E-03 -1.5665 3 norm .0000 2.2593 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor .55511E-10 8.4942 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor 20.643 18.106 .22011E-03 -1.5617 6 norm 27.965 15.549 .18928E-03 -1.5602 7 Prefactor 4.0457 16.148 .44289E-03 -1.5668 8 Prefactor 23.796 305.53 .29948E-03 -1.5610 9 Prefactor .55511E-10 38.088 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 3.2492 6.5925 .56147E-03 -1.5672 11 norm .14804 .62145E-01 .41120E-03 -1.5700 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .0000 2.5042 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Normalizat .72395 .17762 .10084 -1.0295 14 Prefactor 1.0335 .71484E-01 .41009E-01 -.91621 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 8.53775e-07 Minuit parameter uncertainties: 1 1.7415 2 9.2512 3 5.07622e-06 4 4.23308e-05 5 18.1061 6 15.5491 7 16.1482 8 170.544 9 8.02241e-05 10 6.59248 11 0.0621451 12 1.46237e-06 13 0.177758 14 0.0714903 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 14303.6906795 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 2.380e+01 1.705e+02 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 2.389e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.033e+00 7.149e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 7.240e-01 1.778e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.19 Ra Dec: 220.414 -15.376 Photon Flux Upper Limit: 1.07565405427e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00830549953149 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31155896/likelihoodResults_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.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) = 14303.4124853 delta logL = 0.278194293562 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 14303.3870042 delta logL = 0.303675302539 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 11.380 1.0000 .0000 .10000E+07 2 'Index ' 3.2083 1.0000 .0000 10.000 3 'Normalizat' .68896 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0399 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5830E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 14303.39 FROM MIGRAD STATUS=CONVERGED 93 CALLS 335 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 11.380 672.84 .11869E-04 .17471E-02 2 Index 3.2085 6.5714 .79835E-02 .15235E-03 3 Normalizat .68850 .20762 .45736E-03 .15362E-03 4 Prefactor 1.0401 .84513E-01 .15548E-03 .39803E-03 ERR DEF= .500 Final values: Prefactor = 11.3805 Index = 3.20855 Normalizat = 0.688499 Prefactor = 1.04011 ********** ** 18 **HESSE ********** FCN= 14303.39 FROM HESSE STATUS=OK 25 CALLS 360 TOTAL EDM= .13E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 11.380 29.571 .47476E-06 -1.5640 2 Index 3.2085 1.0659 .31934E-03 -.36644 3 Normalizat .68850 .20244 .18294E-04 -1.0435 4 Prefactor 1.0401 .81404E-01 .31097E-04 -.91404 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.2976e-10 Minuit parameter uncertainties: 1 29.571 2 1.07536 3 0.202661 4 0.0814132 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) = 14303.3870014 delta logL = 0.303678141756 Extracting fit parameters... 4FGL J1441.6-1522 Spectrum: PowerLaw 291 Prefactor: 1.138e+01 2.957e+01 0.000e+00 1.000e+06 ( 1.000e-14) 292 Index: 3.209e+00 1.075e+00 0.000e+00 1.000e+01 (-1.000e+00) 293 Scale: 1.819e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 580 Prefactor: 1.040e+00 8.141e-02 0.000e+00 1.000e+01 ( 1.000e+00) 581 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 582 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 579 Normalization: 6.885e-01 2.027e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.19 Ra Dec: 220.414 -15.376 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/31155896/cmap_HighResolution_802656001_803260801_4FGL_J1441.6-1522_weekly_bin932.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='8.31e-03', job_status='DONE', photon_flux_upper_limit='1.08e-07', time_completed='2026-07-09 16:00:24.838321', job_id='31155896', GAL2='1.04', fit_tolerance='1e-08', EG2='0.69', EG='0.72', time_epoch_completed='1783638024.84', return_code2='0', ts='0.19', comment='SUCCESS', return_code='0', GAL='1.03', dlogl='3.04e-01', ts2='0.84', photon_index_error='0.00', photon_index='2.39' WHERE bin_id='932' AND source_name='4FGL J1441.6-1522' AND cadence='weekly'; Database successfully updated. Analysis Complete. Thu Jul 9 16:00:25 PDT 2026