Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3565011 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.468e+01 1.160e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.610e-01 8.514e-02 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.260e+00 1.381e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Index (Fixed Index): 2.80 +/- 0.00 Photon Flux (Fixed Index): 4.66e-08 +/- 3.68e-08 Energy Flux (Fixed Index): 1.05e-05 +/- 8.27e-06 TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Flux Upper Limit: 1.18154982211e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00935185225788 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/32676212/likelihoodResults_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.126669 delta logL = 0.229832090725 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 13922.1255574 delta logL = 0.230943625851 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 15.006 1.0000 .0000 .10000E+07 2 'Index ' 2.3196 1.0000 .0000 10.000 3 'Normalizat' 1.2791 1.0000 .10000E-01 10.000 4 'Prefactor ' .85242 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 13922.13 FROM MIGRAD STATUS=CONVERGED 51 CALLS 231 TOTAL EDM= .46E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 15.006 14.309 .25830E-03 .33039E-02 2 Index 2.3199 .59191 .24225 -.84374E-04 3 Normalizat 1.2791 .13763 .61529E-01 .13131E-04 4 Prefactor .85249 .85271E-01 .44396E-01 .19938E-04 ERR DEF= .500 Final values: Prefactor = 15.0056 Index = 2.31987 Normalizat = 1.27912 Prefactor = 0.852494 ********** ** 18 **HESSE ********** FCN= 13922.13 FROM HESSE STATUS=OK 33 CALLS 264 TOTAL EDM= .79E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 15.006 12.157 .10332E-04 -1.5630 2 Index 2.3199 .65080 .12914E-01 -.56572 3 Normalizat 1.2791 .16748 .27214E-03 -.84192 4 Prefactor .85249 .10288 .20158E-03 -.97821 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.94192e-11 Minuit parameter uncertainties: 1 12.1571 2 0.65341 3 0.167549 4 0.102906 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) = 13922.1255545 delta logL = 0.230946555761 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.501e+01 1.216e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.320e+00 6.534e-01 0.000e+00 1.000e+01 (-1.000e+00) 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.525e-01 1.029e-01 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.279e+00 1.675e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.63 Ra Dec: 326.621 -15.476 Photon Index (Free Index): 2.32 +/- 0.65 Photon Flux (Free Index): 3.26e-08 +/- 3.39e-08 Energy Flux (Free Index): 1.20e-05 +/- 9.84e-06 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/32676212/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='9.35e-03', comment='SUCCESS', photon_flux='4.66e-08', energy_flux2='1.20e-05', photon_flux_error='3.68e-08', dlogl='2.31e-01', energy_flux='1.05e-05', photon_flux2='3.26e-08', job_status='DONE', time_completed='2026-07-21 19:15:47.004387', photon_index_error2='0.65', photon_index2='2.32', ts='2.18', fit_tolerance='1e-08', GAL='0.86', photon_index_error='0.00', photon_flux_upper_limit='1.18e-07', energy_flux_error2='9.84e-06', EG='1.26', time_epoch_completed='1784686547.0', return_code='0', job_id='32676212', GAL2='0.85', EG2='1.28', return_code2='0', energy_flux_error='8.27e-06', photon_flux_error2='3.39e-08', ts2='2.63', photon_index='2.80' WHERE bin_id='937' AND source_name='4FGL J2146.4-1528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 21 19:15:47 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3565011 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.468e+01 1.160e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.610e-01 8.514e-02 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.260e+00 1.381e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Index (Fixed Index): 2.80 +/- 0.00 Photon Flux (Fixed Index): 4.66e-08 +/- 3.68e-08 Energy Flux (Fixed Index): 1.05e-05 +/- 8.27e-06 TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Flux Upper Limit: 1.18154982211e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00935185225788 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/32676206/likelihoodResults_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.126669 delta logL = 0.229832090725 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 13922.1255574 delta logL = 0.230943625851 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 15.006 1.0000 .0000 .10000E+07 2 'Index ' 2.3196 1.0000 .0000 10.000 3 'Normalizat' 1.2791 1.0000 .10000E-01 10.000 4 'Prefactor ' .85242 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 13922.13 FROM MIGRAD STATUS=CONVERGED 51 CALLS 231 TOTAL EDM= .46E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 15.006 14.309 .25830E-03 .33039E-02 2 Index 2.3199 .59191 .24225 -.84374E-04 3 Normalizat 1.2791 .13763 .61529E-01 .13131E-04 4 Prefactor .85249 .85271E-01 .44396E-01 .19938E-04 ERR DEF= .500 Final values: Prefactor = 15.0056 Index = 2.31987 Normalizat = 1.27912 Prefactor = 0.852494 ********** ** 18 **HESSE ********** FCN= 13922.13 FROM HESSE STATUS=OK 33 CALLS 264 TOTAL EDM= .79E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 15.006 12.157 .10332E-04 -1.5630 2 Index 2.3199 .65080 .12914E-01 -.56572 3 Normalizat 1.2791 .16748 .27214E-03 -.84192 4 Prefactor .85249 .10288 .20158E-03 -.97821 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.94192e-11 Minuit parameter uncertainties: 1 12.1571 2 0.65341 3 0.167549 4 0.102906 /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 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory 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). Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 13922.1255545 delta logL = 0.230946555761 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.501e+01 1.216e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.320e+00 6.534e-01 0.000e+00 1.000e+01 (-1.000e+00) 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.525e-01 1.029e-01 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.279e+00 1.675e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.63 Ra Dec: 326.621 -15.476 Photon Index (Free Index): 2.32 +/- 0.65 Photon Flux (Free Index): 3.26e-08 +/- 3.39e-08 Energy Flux (Free Index): 1.20e-05 +/- 9.84e-06 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/32676206/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='9.35e-03', comment='SUCCESS', photon_flux='4.66e-08', energy_flux2='1.20e-05', photon_flux_error='3.68e-08', dlogl='2.31e-01', energy_flux='1.05e-05', photon_flux2='3.26e-08', job_status='DONE', time_completed='2026-07-21 19:15:54.426343', photon_index_error2='0.65', photon_index2='2.32', ts='2.18', fit_tolerance='1e-08', GAL='0.86', photon_index_error='0.00', photon_flux_upper_limit='1.18e-07', energy_flux_error2='9.84e-06', EG='1.26', time_epoch_completed='1784686554.43', return_code='0', job_id='32676206', GAL2='0.85', EG2='1.28', return_code2='0', energy_flux_error='8.27e-06', photon_flux_error2='3.39e-08', ts2='2.63', photon_index='2.80' WHERE bin_id='937' AND source_name='4FGL J2146.4-1528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 21 19:15:54 PDT 2026 A" outfile=/lscratch/kocevski/32676412/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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/32676412/ft2_4FGL_J2146.4-1528_weekly_bin937.fits .....................! real 17.92 user 16.89 sys 0.23 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/32676412/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" scfile=/lscratch/kocevski/32676412/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATA" expcube=/lscratch/kocevski/32676412/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32676412/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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/32676412/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits .....................! real 64.86 user 60.26 sys 3.67 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 165 point sources and 0 extended sources Setting source of interest to: 4FGL J2146.4-1528 @ 326.621 -15.4757 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/32676412/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits scfile=/lscratch/kocevski/32676412/ft2_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32676412/cmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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=326.621 yref=-15.4757 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 0.92 user 0.22 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/32676412/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits scfile=/lscratch/kocevski/32676412/ft2_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32676412/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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=326.621 yref=-15.4757 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 1.06 user 0.22 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/32676412/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" scfile=/lscratch/kocevski/32676412/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/32676412/Model_4FGL_J2146.4-1528_weekly_bin937.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/matplotlib/cbook/deprecation.py:106: MatplotlibDeprecationWarning: The mpl_toolkits.axes_grid module was deprecated in version 2.1. Use mpl_toolkits.axes_grid1 and mpl_toolkits.axisartist provies the same functionality instead. warnings.warn(message, mplDeprecation, stacklevel=1) WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). source GAL_V02 Working on... /lscratch/kocevski/32676274/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits.....................! real 45.66 user 43.23 sys 1.42 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/32676274/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits', '/lscratch/kocevski/32676274/ft2_4FGL_J2146.4-1528_weekly_bin937.fits', expMap='/lscratch/kocevski/32676274/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', expCube='/lscratch/kocevski/32676274/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/32676274/Model_4FGL_J2146.4-1528_weekly_bin937.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2146.4-1528' 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 4.163e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/32676274/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits Spacecraft file(s): /lscratch/kocevski/32676274/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Exposure map: /lscratch/kocevski/32676274/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits Exposure cube: /lscratch/kocevski/32676274/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/32676274/Model_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.4145167 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3571906 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .77604E-03 1.0000 .0000 .10000E+07 2 'Prefactor ' .43447E-03 1.0000 .0000 .10000E+07 3 'Prefactor ' 2.3401 1.0000 .0000 .10000E+07 4 'Prefactor ' 2.3086 1.0000 .0000 .10000E+07 5 'Prefactor ' .80383E-04 1.0000 .0000 .10000E+07 6 'Prefactor ' 14.486 1.0000 .0000 .10000E+07 7 'norm ' .13622E-05 1.0000 .0000 .10000E+07 8 'Prefactor ' .21340E-05 1.0000 .0000 .10000E+07 9 'Prefactor ' 3.2162 1.0000 .0000 .10000E+07 10 'Prefactor ' .12198E-04 1.0000 .0000 .10000E+07 11 'Prefactor ' .24773E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .15960E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .10533E-03 1.0000 .0000 .10000E+07 14 'Normalizat' 1.2597 1.0000 .10000E-01 10.000 15 'Prefactor ' .86089 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 13922.36 FROM MIGRAD STATUS=CONVERGED 99 CALLS 799 TOTAL EDM= .71E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .21927E-07 2.7210 .34871E-08** at limit ** 2 Prefactor .12212E-08 7.5713 -.12159E-07** at limit ** 3 Prefactor 2.3445 2.4508 .35337E-07 .70159E-04 4 Prefactor 2.3083 3.9483 -.93864E-07 -.57098E-04 5 Prefactor .66613E-09 9.4124 .25419E-07** at limit ** 6 Prefactor 14.685 1.5961 -.72948E-09 .20316E-01 7 norm .0000 .85258 .29585E-07** at limit ** 8 Prefactor .0000 3.8469 -.71615E-07** at limit ** 9 Prefactor 2.9480 1.1416 -.20387E-08 .23090E-02 10 Prefactor .0000 1.6755 .91131E-07** at limit ** 11 Prefactor .28255E-07 2.2925 -.36386E-08** at limit ** 12 Prefactor .33307E-09 3.8745 -.39976E-07** at limit ** 13 Prefactor .0000 16.630 .16144E-06** at limit ** 14 Normalizat 1.2595 .16493 -.56016E-06 .16593E-05 15 Prefactor .86101 .10284 .16042E-06 .10747E-05 ERR DEF= .500 Final values: Prefactor = 2.19269e-08 Prefactor = 1.22125e-09 Prefactor = 2.34448 Prefactor = 2.30829 Prefactor = 6.66134e-10 Prefactor = 14.6848 norm = 0 Prefactor = 0 Prefactor = 2.94803 Prefactor = 0 Prefactor = 2.82552e-08 Prefactor = 3.33067e-10 Prefactor = 0 Normalizat = 1.25954 Prefactor = 0.861006 A" outfile=/lscratch/kocevski/32676471/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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/32676471/ft2_4FGL_J2146.4-1528_weekly_bin937.fits .....................! real 17.53 user 16.58 sys 0.26 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/32676471/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" scfile=/lscratch/kocevski/32676471/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATA" expcube=/lscratch/kocevski/32676471/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32676471/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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/32676471/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits .....................! real 64.25 user 59.64 sys 3.64 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 165 point sources and 0 extended sources Setting source of interest to: 4FGL J2146.4-1528 @ 326.621 -15.4757 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/32676471/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits scfile=/lscratch/kocevski/32676471/ft2_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32676471/cmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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=326.621 yref=-15.4757 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 0.96 user 0.22 sys 0.14 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/32676471/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits scfile=/lscratch/kocevski/32676471/ft2_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32676471/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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=326.621 yref=-15.4757 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 1.08 user 0.23 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/32676471/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" scfile=/lscratch/kocevski/32676471/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/32676471/Model_4FGL_J2146.4-1528_weekly_bin937.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 ********** ** 18 **HESSE ********** FCN= 13922.36 FROM HESSE STATUS=OK 206 CALLS 1005 TOTAL EDM= .58E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .21927E-07 4.9189 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor .12212E-08 7.6638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 2.3445 2.4492 .66997E-03 -1.5677 4 Prefactor 2.3083 3.9593 .67501E-03 -1.5678 5 Prefactor .66613E-09 9.3893 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 14.685 11.602 .26289E-03 -1.5631 7 norm .0000 .85510 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor .0000 3.8176 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 2.9480 11.605 .56465E-03 -1.5674 10 Prefactor .0000 1.6747 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor .28255E-07 4.8846 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .33307E-09 3.8984 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .0000 16.631 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Normalizat 1.2595 .13811 .61936E-01 -.84782 15 Prefactor .86101 .85130E-01 .44505E-01 -.97517 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.81882e-07 Minuit parameter uncertainties: 1 0.000656932 2 0.000193231 3 2.44921 4 3.95932 5 0.000155452 6 11.6017 7 6.14126e-07 8 1.43529e-06 9 11.6051 10 2.83124e-06 11 0.000743091 12 6.93688e-05 13 3.31255e-05 14 0.13815 15 0.0851428 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3565011 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.468e+01 1.160e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.610e-01 8.514e-02 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.260e+00 1.381e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Index (Fixed Index): 2.80 +/- 0.00 Photon Flux (Fixed Index): 4.66e-08 +/- 3.68e-08 Energy Flux (Fixed Index): 1.05e-05 +/- 8.27e-06 TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Flux Upper Limit: 1.18154982211e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00935185225788 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/32676274/likelihoodResults_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.126669 delta logL = 0.229832090725 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 13922.1255574 delta logL = 0.230943625851 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 15.006 1.0000 .0000 .10000E+07 2 'Index ' 2.3196 1.0000 .0000 10.000 3 'Normalizat' 1.2791 1.0000 .10000E-01 10.000 4 'Prefactor ' .85242 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 13922.13 FROM MIGRAD STATUS=CONVERGED 51 CALLS 231 TOTAL EDM= .46E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 15.006 14.309 .25830E-03 .33039E-02 2 Index 2.3199 .59191 .24225 -.84374E-04 3 Normalizat 1.2791 .13763 .61529E-01 .13131E-04 4 Prefactor .85249 .85271E-01 .44396E-01 .19938E-04 ERR DEF= .500 Final values: Prefactor = 15.0056 Index = 2.31987 Normalizat = 1.27912 Prefactor = 0.852494 ********** ** 18 **HESSE ********** FCN= 13922.13 FROM HESSE STATUS=OK 33 CALLS 264 TOTAL EDM= .79E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 15.006 12.157 .10332E-04 -1.5630 2 Index 2.3199 .65080 .12914E-01 -.56572 3 Normalizat 1.2791 .16748 .27214E-03 -.84192 4 Prefactor .85249 .10288 .20158E-03 -.97821 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.94192e-11 Minuit parameter uncertainties: 1 12.1571 2 0.65341 3 0.167549 4 0.102906 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) = 13922.1255545 delta logL = 0.230946555761 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.501e+01 1.216e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.320e+00 6.534e-01 0.000e+00 1.000e+01 (-1.000e+00) 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.525e-01 1.029e-01 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.279e+00 1.675e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.63 Ra Dec: 326.621 -15.476 Photon Index (Free Index): 2.32 +/- 0.65 Photon Flux (Free Index): 3.26e-08 +/- 3.39e-08 Energy Flux (Free Index): 1.20e-05 +/- 9.84e-06 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/32676274/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='9.35e-03', comment='SUCCESS', photon_flux='4.66e-08', energy_flux2='1.20e-05', photon_flux_error='3.68e-08', dlogl='2.31e-01', energy_flux='1.05e-05', photon_flux2='3.26e-08', job_status='DONE', time_completed='2026-07-21 19:16:59.874372', photon_index_error2='0.65', photon_index2='2.32', ts='2.18', fit_tolerance='1e-08', GAL='0.86', photon_index_error='0.00', photon_flux_upper_limit='1.18e-07', energy_flux_error2='9.84e-06', EG='1.26', time_epoch_completed='1784686619.87', return_code='0', job_id='32676274', GAL2='0.85', EG2='1.28', return_code2='0', energy_flux_error='8.27e-06', photon_flux_error2='3.39e-08', ts2='2.63', photon_index='2.80' WHERE bin_id='937' AND source_name='4FGL J2146.4-1528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 21 19:17:00 PDT 2026 source GAL_V02 Working on... /lscratch/kocevski/32676412/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits.....................! real 43.83 user 41.80 sys 0.96 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/32676412/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits', '/lscratch/kocevski/32676412/ft2_4FGL_J2146.4-1528_weekly_bin937.fits', expMap='/lscratch/kocevski/32676412/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', expCube='/lscratch/kocevski/32676412/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/32676412/Model_4FGL_J2146.4-1528_weekly_bin937.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2146.4-1528' 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 4.163e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/32676412/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits Spacecraft file(s): /lscratch/kocevski/32676412/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Exposure map: /lscratch/kocevski/32676412/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits Exposure cube: /lscratch/kocevski/32676412/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/32676412/Model_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.4145167 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3571906 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .77604E-03 1.0000 .0000 .10000E+07 2 'Prefactor ' .43447E-03 1.0000 .0000 .10000E+07 3 'Prefactor ' 2.3401 1.0000 .0000 .10000E+07 4 'Prefactor ' 2.3086 1.0000 .0000 .10000E+07 5 'Prefactor ' .80383E-04 1.0000 .0000 .10000E+07 6 'Prefactor ' 14.486 1.0000 .0000 .10000E+07 7 'norm ' .13622E-05 1.0000 .0000 .10000E+07 8 'Prefactor ' .21340E-05 1.0000 .0000 .10000E+07 9 'Prefactor ' 3.2162 1.0000 .0000 .10000E+07 10 'Prefactor ' .12198E-04 1.0000 .0000 .10000E+07 11 'Prefactor ' .24773E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .15960E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .10533E-03 1.0000 .0000 .10000E+07 14 'Normalizat' 1.2597 1.0000 .10000E-01 10.000 15 'Prefactor ' .86089 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 13922.36 FROM MIGRAD STATUS=CONVERGED 99 CALLS 799 TOTAL EDM= .71E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .21927E-07 2.7210 .34871E-08** at limit ** 2 Prefactor .12212E-08 7.5713 -.12159E-07** at limit ** 3 Prefactor 2.3445 2.4508 .35337E-07 .70159E-04 4 Prefactor 2.3083 3.9483 -.93864E-07 -.57098E-04 5 Prefactor .66613E-09 9.4124 .25419E-07** at limit ** 6 Prefactor 14.685 1.5961 -.72948E-09 .20316E-01 7 norm .0000 .85258 .29585E-07** at limit ** 8 Prefactor .0000 3.8469 -.71615E-07** at limit ** 9 Prefactor 2.9480 1.1416 -.20387E-08 .23090E-02 10 Prefactor .0000 1.6755 .91131E-07** at limit ** 11 Prefactor .28255E-07 2.2925 -.36386E-08** at limit ** 12 Prefactor .33307E-09 3.8745 -.39976E-07** at limit ** 13 Prefactor .0000 16.630 .16144E-06** at limit ** 14 Normalizat 1.2595 .16493 -.56016E-06 .16593E-05 15 Prefactor .86101 .10284 .16042E-06 .10747E-05 ERR DEF= .500 Final values: Prefactor = 2.19269e-08 Prefactor = 1.22125e-09 Prefactor = 2.34448 Prefactor = 2.30829 Prefactor = 6.66134e-10 Prefactor = 14.6848 norm = 0 Prefactor = 0 Prefactor = 2.94803 Prefactor = 0 Prefactor = 2.82552e-08 Prefactor = 3.33067e-10 Prefactor = 0 Normalizat = 1.25954 Prefactor = 0.861006 ********** ** 18 **HESSE ********** FCN= 13922.36 FROM HESSE STATUS=OK 206 CALLS 1005 TOTAL EDM= .58E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .21927E-07 4.9189 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor .12212E-08 7.6638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 2.3445 2.4492 .66997E-03 -1.5677 4 Prefactor 2.3083 3.9593 .67501E-03 -1.5678 5 Prefactor .66613E-09 9.3893 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 14.685 11.602 .26289E-03 -1.5631 7 norm .0000 .85510 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor .0000 3.8176 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 2.9480 11.605 .56465E-03 -1.5674 10 Prefactor .0000 1.6747 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor .28255E-07 4.8846 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .33307E-09 3.8984 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .0000 16.631 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Normalizat 1.2595 .13811 .61936E-01 -.84782 15 Prefactor .86101 .85130E-01 .44505E-01 -.97517 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.81882e-07 Minuit parameter uncertainties: 1 0.000656932 2 0.000193231 3 2.44921 4 3.95932 5 0.000155452 6 11.6017 7 6.14126e-07 8 1.43529e-06 9 11.6051 10 2.83124e-06 11 0.000743091 12 6.93688e-05 13 3.31255e-05 14 0.13815 15 0.0851428 source GAL_V02 Working on... /lscratch/kocevski/32676471/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits.....................! real 43.71 user 41.42 sys 1.32 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/32676471/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits', '/lscratch/kocevski/32676471/ft2_4FGL_J2146.4-1528_weekly_bin937.fits', expMap='/lscratch/kocevski/32676471/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', expCube='/lscratch/kocevski/32676471/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/32676471/Model_4FGL_J2146.4-1528_weekly_bin937.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2146.4-1528' 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 4.163e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/32676471/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits Spacecraft file(s): /lscratch/kocevski/32676471/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Exposure map: /lscratch/kocevski/32676471/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits Exposure cube: /lscratch/kocevski/32676471/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/32676471/Model_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.4145167 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3571906 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .77604E-03 1.0000 .0000 .10000E+07 2 'Prefactor ' .43447E-03 1.0000 .0000 .10000E+07 3 'Prefactor ' 2.3401 1.0000 .0000 .10000E+07 4 'Prefactor ' 2.3086 1.0000 .0000 .10000E+07 5 'Prefactor ' .80383E-04 1.0000 .0000 .10000E+07 6 'Prefactor ' 14.486 1.0000 .0000 .10000E+07 7 'norm ' .13622E-05 1.0000 .0000 .10000E+07 8 'Prefactor ' .21340E-05 1.0000 .0000 .10000E+07 9 'Prefactor ' 3.2162 1.0000 .0000 .10000E+07 10 'Prefactor ' .12198E-04 1.0000 .0000 .10000E+07 11 'Prefactor ' .24773E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .15960E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .10533E-03 1.0000 .0000 .10000E+07 14 'Normalizat' 1.2597 1.0000 .10000E-01 10.000 15 'Prefactor ' .86089 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 13922.36 FROM MIGRAD STATUS=CONVERGED 99 CALLS 799 TOTAL EDM= .71E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .21927E-07 2.7210 .34871E-08** at limit ** 2 Prefactor .12212E-08 7.5713 -.12159E-07** at limit ** 3 Prefactor 2.3445 2.4508 .35337E-07 .70159E-04 4 Prefactor 2.3083 3.9483 -.93864E-07 -.57098E-04 5 Prefactor .66613E-09 9.4124 .25419E-07** at limit ** 6 Prefactor 14.685 1.5961 -.72948E-09 .20316E-01 7 norm .0000 .85258 .29585E-07** at limit ** 8 Prefactor .0000 3.8469 -.71615E-07** at limit ** 9 Prefactor 2.9480 1.1416 -.20387E-08 .23090E-02 10 Prefactor .0000 1.6755 .91131E-07** at limit ** 11 Prefactor .28255E-07 2.2925 -.36386E-08** at limit ** 12 Prefactor .33307E-09 3.8745 -.39976E-07** at limit ** 13 Prefactor .0000 16.630 .16144E-06** at limit ** 14 Normalizat 1.2595 .16493 -.56016E-06 .16593E-05 15 Prefactor .86101 .10284 .16042E-06 .10747E-05 ERR DEF= .500 Final values: Prefactor = 2.19269e-08 Prefactor = 1.22125e-09 Prefactor = 2.34448 Prefactor = 2.30829 Prefactor = 6.66134e-10 Prefactor = 14.6848 norm = 0 Prefactor = 0 Prefactor = 2.94803 Prefactor = 0 Prefactor = 2.82552e-08 Prefactor = 3.33067e-10 Prefactor = 0 Normalizat = 1.25954 Prefactor = 0.861006 ********** ** 18 **HESSE ********** FCN= 13922.36 FROM HESSE STATUS=OK 206 CALLS 1005 TOTAL EDM= .58E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .21927E-07 4.9189 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor .12212E-08 7.6638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 2.3445 2.4492 .66997E-03 -1.5677 4 Prefactor 2.3083 3.9593 .67501E-03 -1.5678 5 Prefactor .66613E-09 9.3893 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 14.685 11.602 .26289E-03 -1.5631 7 norm .0000 .85510 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor .0000 3.8176 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 2.9480 11.605 .56465E-03 -1.5674 10 Prefactor .0000 1.6747 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor .28255E-07 4.8846 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .33307E-09 3.8984 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .0000 16.631 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Normalizat 1.2595 .13811 .61936E-01 -.84782 15 Prefactor .86101 .85130E-01 .44505E-01 -.97517 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.81882e-07 Minuit parameter uncertainties: 1 0.000656932 2 0.000193231 3 2.44921 4 3.95932 5 0.000155452 6 11.6017 7 6.14126e-07 8 1.43529e-06 9 11.6051 10 2.83124e-06 11 0.000743091 12 6.93688e-05 13 3.31255e-05 14 0.13815 15 0.0851428 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3565011 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.468e+01 1.160e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.610e-01 8.514e-02 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.260e+00 1.381e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Index (Fixed Index): 2.80 +/- 0.00 Photon Flux (Fixed Index): 4.66e-08 +/- 3.68e-08 Energy Flux (Fixed Index): 1.05e-05 +/- 8.27e-06 TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Flux Upper Limit: 1.18154982211e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00935185225788 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/32676412/likelihoodResults_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.126669 delta logL = 0.229832090725 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 13922.1255574 delta logL = 0.230943625851 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 15.006 1.0000 .0000 .10000E+07 2 'Index ' 2.3196 1.0000 .0000 10.000 3 'Normalizat' 1.2791 1.0000 .10000E-01 10.000 4 'Prefactor ' .85242 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 13922.13 FROM MIGRAD STATUS=CONVERGED 51 CALLS 231 TOTAL EDM= .46E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 15.006 14.309 .25830E-03 .33039E-02 2 Index 2.3199 .59191 .24225 -.84374E-04 3 Normalizat 1.2791 .13763 .61529E-01 .13131E-04 4 Prefactor .85249 .85271E-01 .44396E-01 .19938E-04 ERR DEF= .500 Final values: Prefactor = 15.0056 Index = 2.31987 Normalizat = 1.27912 Prefactor = 0.852494 ********** ** 18 **HESSE ********** FCN= 13922.13 FROM HESSE STATUS=OK 33 CALLS 264 TOTAL EDM= .79E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 15.006 12.157 .10332E-04 -1.5630 2 Index 2.3199 .65080 .12914E-01 -.56572 3 Normalizat 1.2791 .16748 .27214E-03 -.84192 4 Prefactor .85249 .10288 .20158E-03 -.97821 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.94192e-11 Minuit parameter uncertainties: 1 12.1571 2 0.65341 3 0.167549 4 0.102906 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) = 13922.1255545 delta logL = 0.230946555761 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.501e+01 1.216e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.320e+00 6.534e-01 0.000e+00 1.000e+01 (-1.000e+00) 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.525e-01 1.029e-01 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.279e+00 1.675e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.63 Ra Dec: 326.621 -15.476 Photon Index (Free Index): 2.32 +/- 0.65 Photon Flux (Free Index): 3.26e-08 +/- 3.39e-08 Energy Flux (Free Index): 1.20e-05 +/- 9.84e-06 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/32676412/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='9.35e-03', comment='SUCCESS', photon_flux='4.66e-08', energy_flux2='1.20e-05', photon_flux_error='3.68e-08', dlogl='2.31e-01', energy_flux='1.05e-05', photon_flux2='3.26e-08', job_status='DONE', time_completed='2026-07-21 19:17:55.353884', photon_index_error2='0.65', photon_index2='2.32', ts='2.18', fit_tolerance='1e-08', GAL='0.86', photon_index_error='0.00', photon_flux_upper_limit='1.18e-07', energy_flux_error2='9.84e-06', EG='1.26', time_epoch_completed='1784686675.35', return_code='0', job_id='32676412', GAL2='0.85', EG2='1.28', return_code2='0', energy_flux_error='8.27e-06', photon_flux_error2='3.39e-08', ts2='2.63', photon_index='2.80' WHERE bin_id='937' AND source_name='4FGL J2146.4-1528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 21 19:17:56 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3565011 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.468e+01 1.160e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.610e-01 8.514e-02 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.260e+00 1.381e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Index (Fixed Index): 2.80 +/- 0.00 Photon Flux (Fixed Index): 4.66e-08 +/- 3.68e-08 Energy Flux (Fixed Index): 1.05e-05 +/- 8.27e-06 TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Flux Upper Limit: 1.18154982211e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00935185225788 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/32676471/likelihoodResults_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.126669 delta logL = 0.229832090725 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 13922.1255574 delta logL = 0.230943625851 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 15.006 1.0000 .0000 .10000E+07 2 'Index ' 2.3196 1.0000 .0000 10.000 3 'Normalizat' 1.2791 1.0000 .10000E-01 10.000 4 'Prefactor ' .85242 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 13922.13 FROM MIGRAD STATUS=CONVERGED 51 CALLS 231 TOTAL EDM= .46E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 15.006 14.309 .25830E-03 .33039E-02 2 Index 2.3199 .59191 .24225 -.84374E-04 3 Normalizat 1.2791 .13763 .61529E-01 .13131E-04 4 Prefactor .85249 .85271E-01 .44396E-01 .19938E-04 ERR DEF= .500 Final values: Prefactor = 15.0056 Index = 2.31987 Normalizat = 1.27912 Prefactor = 0.852494 ********** ** 18 **HESSE ********** FCN= 13922.13 FROM HESSE STATUS=OK 33 CALLS 264 TOTAL EDM= .79E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 15.006 12.157 .10332E-04 -1.5630 2 Index 2.3199 .65080 .12914E-01 -.56572 3 Normalizat 1.2791 .16748 .27214E-03 -.84192 4 Prefactor .85249 .10288 .20158E-03 -.97821 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.94192e-11 Minuit parameter uncertainties: 1 12.1571 2 0.65341 3 0.167549 4 0.102906 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) = 13922.1255545 delta logL = 0.230946555761 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.501e+01 1.216e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.320e+00 6.534e-01 0.000e+00 1.000e+01 (-1.000e+00) 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.525e-01 1.029e-01 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.279e+00 1.675e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.63 Ra Dec: 326.621 -15.476 Photon Index (Free Index): 2.32 +/- 0.65 Photon Flux (Free Index): 3.26e-08 +/- 3.39e-08 Energy Flux (Free Index): 1.20e-05 +/- 9.84e-06 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/32676471/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='9.35e-03', comment='SUCCESS', photon_flux='4.66e-08', energy_flux2='1.20e-05', photon_flux_error='3.68e-08', dlogl='2.31e-01', energy_flux='1.05e-05', photon_flux2='3.26e-08', job_status='DONE', time_completed='2026-07-21 19:18:13.611832', photon_index_error2='0.65', photon_index2='2.32', ts='2.18', fit_tolerance='1e-08', GAL='0.86', photon_index_error='0.00', photon_flux_upper_limit='1.18e-07', energy_flux_error2='9.84e-06', EG='1.26', time_epoch_completed='1784686693.61', return_code='0', job_id='32676471', GAL2='0.85', EG2='1.28', return_code2='0', energy_flux_error='8.27e-06', photon_flux_error2='3.39e-08', ts2='2.63', photon_index='2.80' WHERE bin_id='937' AND source_name='4FGL J2146.4-1528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 21 19:18:14 PDT 2026 number of points = 17284 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2146.4-1528_weekly_bin937 RA = 326.621, Dec = -15.4757 tmin = 805680001, tmax = 806284801 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='32676882', job_status='RUN', time_executed='2026-07-21 19:11:07.584538', time_epoch_executed='1784686267.58' WHERE source_name='4FGL J2146.4-1528' and cadence='weekly' and bin_id='937' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/32676882 Creating custom pfile directory: /lscratch/kocevski/32676882/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=805680001.0 && nMetStart<806284801.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=805680001.0 && nMetStart<806284801.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/32676882/ft1_4FGL_J2146.4-1528_weekly_bin937.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=805680001.0 && nMetStart<806284801.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/32676882/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/32676882/ft1_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32676882/ft1_filteredMKT_4FGL_J2146.4-1528_weekly_bin937.fits ra=326.621 dec=-15.4757 rad=12.0 tmin=805680001.0 tmax=806284801.0 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 5.02 user 4.01 sys 0.20 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/32676882/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/32676882/ft2_4FGL_J2146.4-1528_weekly_bin937.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/32676882/ft1_filteredMKT_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" outfile="/lscratch/kocevski/32676882/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.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 1.28 user 0.20 sys 0.13 Number of photons that the gtmktime cut: 1223 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/32676882/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits" evtable="EVENTS" scfile=/lscratch/kocevski/32676882/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATA" outfile=/lscratch/kocevski/32676882/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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/32676882/ft2_4FGL_J2146.4-1528_weekly_bin937.fits .....................! real 17.70 user 16.53 sys 0.24 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/32676882/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" scfile=/lscratch/kocevski/32676882/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATA" expcube=/lscratch/kocevski/32676882/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32676882/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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/32676882/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits .....................! real 66.72 user 61.69 sys 3.92 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 165 point sources and 0 extended sources Setting source of interest to: 4FGL J2146.4-1528 @ 326.621 -15.4757 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/32676882/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits scfile=/lscratch/kocevski/32676882/ft2_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32676882/cmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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=326.621 yref=-15.4757 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 1.15 user 0.22 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/32676882/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits scfile=/lscratch/kocevski/32676882/ft2_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32676882/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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=326.621 yref=-15.4757 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 1.08 user 0.21 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/32676882/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" scfile=/lscratch/kocevski/32676882/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/32676882/Model_4FGL_J2146.4-1528_weekly_bin937.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/32676882/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits.....................! real 44.13 user 42.25 sys 0.93 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/32676882/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits', '/lscratch/kocevski/32676882/ft2_4FGL_J2146.4-1528_weekly_bin937.fits', expMap='/lscratch/kocevski/32676882/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', expCube='/lscratch/kocevski/32676882/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/32676882/Model_4FGL_J2146.4-1528_weekly_bin937.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2146.4-1528' 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 4.163e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/32676882/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits Spacecraft file(s): /lscratch/kocevski/32676882/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Exposure map: /lscratch/kocevski/32676882/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits Exposure cube: /lscratch/kocevski/32676882/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/32676882/Model_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.4145167 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3571906 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .77604E-03 1.0000 .0000 .10000E+07 2 'Prefactor ' .43447E-03 1.0000 .0000 .10000E+07 3 'Prefactor ' 2.3401 1.0000 .0000 .10000E+07 4 'Prefactor ' 2.3086 1.0000 .0000 .10000E+07 5 'Prefactor ' .80383E-04 1.0000 .0000 .10000E+07 6 'Prefactor ' 14.486 1.0000 .0000 .10000E+07 7 'norm ' .13622E-05 1.0000 .0000 .10000E+07 8 'Prefactor ' .21340E-05 1.0000 .0000 .10000E+07 9 'Prefactor ' 3.2162 1.0000 .0000 .10000E+07 10 'Prefactor ' .12198E-04 1.0000 .0000 .10000E+07 11 'Prefactor ' .24773E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .15960E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .10533E-03 1.0000 .0000 .10000E+07 14 'Normalizat' 1.2597 1.0000 .10000E-01 10.000 15 'Prefactor ' .86089 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 13922.36 FROM MIGRAD STATUS=CONVERGED 99 CALLS 799 TOTAL EDM= .71E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .21927E-07 2.7210 .34871E-08** at limit ** 2 Prefactor .12212E-08 7.5713 -.12159E-07** at limit ** 3 Prefactor 2.3445 2.4508 .35337E-07 .70159E-04 4 Prefactor 2.3083 3.9483 -.93864E-07 -.57098E-04 5 Prefactor .66613E-09 9.4124 .25419E-07** at limit ** 6 Prefactor 14.685 1.5961 -.72948E-09 .20316E-01 7 norm .0000 .85258 .29585E-07** at limit ** 8 Prefactor .0000 3.8469 -.71615E-07** at limit ** 9 Prefactor 2.9480 1.1416 -.20387E-08 .23090E-02 10 Prefactor .0000 1.6755 .91131E-07** at limit ** 11 Prefactor .28255E-07 2.2925 -.36386E-08** at limit ** 12 Prefactor .33307E-09 3.8745 -.39976E-07** at limit ** 13 Prefactor .0000 16.630 .16144E-06** at limit ** 14 Normalizat 1.2595 .16493 -.56016E-06 .16593E-05 15 Prefactor .86101 .10284 .16042E-06 .10747E-05 ERR DEF= .500 Final values: Prefactor = 2.19269e-08 Prefactor = 1.22125e-09 Prefactor = 2.34448 Prefactor = 2.30829 Prefactor = 6.66134e-10 Prefactor = 14.6848 norm = 0 Prefactor = 0 Prefactor = 2.94803 Prefactor = 0 Prefactor = 2.82552e-08 Prefactor = 3.33067e-10 Prefactor = 0 Normalizat = 1.25954 Prefactor = 0.861006 ********** ** 18 **HESSE ********** FCN= 13922.36 FROM HESSE STATUS=OK 206 CALLS 1005 TOTAL EDM= .58E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .21927E-07 4.9189 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor .12212E-08 7.6638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 2.3445 2.4492 .66997E-03 -1.5677 4 Prefactor 2.3083 3.9593 .67501E-03 -1.5678 5 Prefactor .66613E-09 9.3893 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 14.685 11.602 .26289E-03 -1.5631 7 norm .0000 .85510 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor .0000 3.8176 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 2.9480 11.605 .56465E-03 -1.5674 10 Prefactor .0000 1.6747 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor .28255E-07 4.8846 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .33307E-09 3.8984 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .0000 16.631 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Normalizat 1.2595 .13811 .61936E-01 -.84782 15 Prefactor .86101 .85130E-01 .44505E-01 -.97517 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.81882e-07 Minuit parameter uncertainties: 1 0.000656932 2 0.000193231 3 2.44921 4 3.95932 5 0.000155452 6 11.6017 7 6.14126e-07 8 1.43529e-06 9 11.6051 10 2.83124e-06 11 0.000743091 12 6.93688e-05 13 3.31255e-05 14 0.13815 15 0.0851428 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3565011 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.468e+01 1.160e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.610e-01 8.514e-02 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.260e+00 1.381e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Index (Fixed Index): 2.80 +/- 0.00 Photon Flux (Fixed Index): 4.66e-08 +/- 3.68e-08 Energy Flux (Fixed Index): 1.05e-05 +/- 8.27e-06 TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Flux Upper Limit: 1.18154982211e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00935185225788 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/32676882/likelihoodResults_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.126669 delta logL = 0.229832090725 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 13922.1255574 delta logL = 0.230943625851 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 15.006 1.0000 .0000 .10000E+07 2 'Index ' 2.3196 1.0000 .0000 10.000 3 'Normalizat' 1.2791 1.0000 .10000E-01 10.000 4 'Prefactor ' .85242 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 13922.13 FROM MIGRAD STATUS=CONVERGED 51 CALLS 231 TOTAL EDM= .46E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 15.006 14.309 .25830E-03 .33039E-02 2 Index 2.3199 .59191 .24225 -.84374E-04 3 Normalizat 1.2791 .13763 .61529E-01 .13131E-04 4 Prefactor .85249 .85271E-01 .44396E-01 .19938E-04 ERR DEF= .500 Final values: Prefactor = 15.0056 Index = 2.31987 Normalizat = 1.27912 Prefactor = 0.852494 ********** ** 18 **HESSE ********** FCN= 13922.13 FROM HESSE STATUS=OK 33 CALLS 264 TOTAL EDM= .79E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 15.006 12.157 .10332E-04 -1.5630 2 Index 2.3199 .65080 .12914E-01 -.56572 3 Normalizat 1.2791 .16748 .27214E-03 -.84192 4 Prefactor .85249 .10288 .20158E-03 -.97821 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.94192e-11 Minuit parameter uncertainties: 1 12.1571 2 0.65341 3 0.167549 4 0.102906 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) = 13922.1255545 delta logL = 0.230946555761 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.501e+01 1.216e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.320e+00 6.534e-01 0.000e+00 1.000e+01 (-1.000e+00) 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.525e-01 1.029e-01 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.279e+00 1.675e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.63 Ra Dec: 326.621 -15.476 Photon Index (Free Index): 2.32 +/- 0.65 Photon Flux (Free Index): 3.26e-08 +/- 3.39e-08 Energy Flux (Free Index): 1.20e-05 +/- 9.84e-06 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/32676882/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='9.35e-03', comment='SUCCESS', photon_flux='4.66e-08', energy_flux2='1.20e-05', photon_flux_error='3.68e-08', dlogl='2.31e-01', energy_flux='1.05e-05', photon_flux2='3.26e-08', job_status='DONE', time_completed='2026-07-21 19:23:57.073653', photon_index_error2='0.65', photon_index2='2.32', ts='2.18', fit_tolerance='1e-08', GAL='0.86', photon_index_error='0.00', photon_flux_upper_limit='1.18e-07', energy_flux_error2='9.84e-06', EG='1.26', time_epoch_completed='1784687037.07', return_code='0', job_id='32676882', GAL2='0.85', EG2='1.28', return_code2='0', energy_flux_error='8.27e-06', photon_flux_error2='3.39e-08', ts2='2.63', photon_index='2.80' WHERE bin_id='937' AND source_name='4FGL J2146.4-1528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 21 19:23:57 PDT 2026 number of points = 17284 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2146.4-1528_weekly_bin937 RA = 326.621, Dec = -15.4757 tmin = 805680001, tmax = 806284801 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='32677265', job_status='RUN', time_executed='2026-07-21 19:15:14.105416', time_epoch_executed='1784686514.11' WHERE source_name='4FGL J2146.4-1528' and cadence='weekly' and bin_id='937' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/32677265 Creating custom pfile directory: /lscratch/kocevski/32677265/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=805680001.0 && nMetStart<806284801.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=805680001.0 && nMetStart<806284801.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/32677265/ft1_4FGL_J2146.4-1528_weekly_bin937.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=805680001.0 && nMetStart<806284801.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/32677265/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/32677265/ft1_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32677265/ft1_filteredMKT_4FGL_J2146.4-1528_weekly_bin937.fits ra=326.621 dec=-15.4757 rad=12.0 tmin=805680001.0 tmax=806284801.0 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 5.27 user 4.19 sys 0.23 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/32677265/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/32677265/ft2_4FGL_J2146.4-1528_weekly_bin937.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/32677265/ft1_filteredMKT_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" outfile="/lscratch/kocevski/32677265/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.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 1.15 user 0.24 sys 0.12 Number of photons that the gtmktime cut: 1223 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/32677265/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits" evtable="EVENTS" scfile=/lscratch/kocevski/32677265/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATnumber of points = 17284 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2146.4-1528_weekly_bin937 RA = 326.621, Dec = -15.4757 tmin = 805680001, tmax = 806284801 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='32677382', job_status='RUN', time_executed='2026-07-21 19:16:06.895702', time_epoch_executed='1784686566.9' WHERE source_name='4FGL J2146.4-1528' and cadence='weekly' and bin_id='937' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/32677382 Creating custom pfile directory: /lscratch/kocevski/32677382/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=805680001.0 && nMetStart<806284801.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=805680001.0 && nMetStart<806284801.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/32677382/ft1_4FGL_J2146.4-1528_weekly_bin937.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=805680001.0 && nMetStart<806284801.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/32677382/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/32677382/ft1_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32677382/ft1_filteredMKT_4FGL_J2146.4-1528_weekly_bin937.fits ra=326.621 dec=-15.4757 rad=12.0 tmin=805680001.0 tmax=806284801.0 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 5.21 user 4.19 sys 0.29 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/32677382/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/32677382/ft2_4FGL_J2146.4-1528_weekly_bin937.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/32677382/ft1_filteredMKT_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" outfile="/lscratch/kocevski/32677382/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.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 0.93 user 0.22 sys 0.13 Number of photons that the gtmktime cut: 1223 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/32677382/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits" evtable="EVENTS" scfile=/lscratch/kocevski/32677382/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATAA" outfile=/lscratch/kocevski/32677265/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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/32677265/ft2_4FGL_J2146.4-1528_weekly_bin937.fits .....................! real 18.63 user 17.52 sys 0.26 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/32677265/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" scfile=/lscratch/kocevski/32677265/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATA" expcube=/lscratch/kocevski/32677265/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32677265/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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/32677265/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits .....................! real 68.94 user 63.77 sys 4.09 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 165 point sources and 0 extended sources Setting source of interest to: 4FGL J2146.4-1528 @ 326.621 -15.4757 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/32677265/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits scfile=/lscratch/kocevski/32677265/ft2_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32677265/cmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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=326.621 yref=-15.4757 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 1.12 user 0.22 sys 0.15 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/32677265/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits scfile=/lscratch/kocevski/32677265/ft2_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32677265/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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=326.621 yref=-15.4757 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 1.08 user 0.25 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/32677265/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" scfile=/lscratch/kocevski/32677265/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/32677265/Model_4FGL_J2146.4-1528_weekly_bin937.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 " outfile=/lscratch/kocevski/32677382/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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/32677382/ft2_4FGL_J2146.4-1528_weekly_bin937.fits .....................! real 18.57 user 17.32 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/32677382/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" scfile=/lscratch/kocevski/32677382/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATA" expcube=/lscratch/kocevski/32677382/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32677382/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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/32677382/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits .....................! real 67.39 user 62.32 sys 3.99 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 165 point sources and 0 extended sources Setting source of interest to: 4FGL J2146.4-1528 @ 326.621 -15.4757 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/32677382/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits scfile=/lscratch/kocevski/32677382/ft2_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32677382/cmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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=326.621 yref=-15.4757 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 1.12 user 0.23 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/32677382/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits scfile=/lscratch/kocevski/32677382/ft2_4FGL_J2146.4-1528_weekly_bin937.fits outfile=/lscratch/kocevski/32677382/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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=326.621 yref=-15.4757 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 1.19 user 0.23 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/32677382/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits evtable="EVENTS" scfile=/lscratch/kocevski/32677382/ft2_4FGL_J2146.4-1528_weekly_bin937.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/32677382/Model_4FGL_J2146.4-1528_weekly_bin937.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 ssource GAL_V02 Working on... /lscratch/kocevski/32677265/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits.....................! real 45.92 user 43.89 sys 0.98 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/32677265/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits', '/lscratch/kocevski/32677265/ft2_4FGL_J2146.4-1528_weekly_bin937.fits', expMap='/lscratch/kocevski/32677265/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', expCube='/lscratch/kocevski/32677265/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/32677265/Model_4FGL_J2146.4-1528_weekly_bin937.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2146.4-1528' 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 4.163e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/32677265/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits Spacecraft file(s): /lscratch/kocevski/32677265/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Exposure map: /lscratch/kocevski/32677265/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits Exposure cube: /lscratch/kocevski/32677265/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/32677265/Model_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.4145167 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3571906 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .77604E-03 1.0000 .0000 .10000E+07 2 'Prefactor ' .43447E-03 1.0000 .0000 .10000E+07 3 'Prefactor ' 2.3401 1.0000 .0000 .10000E+07 4 'Prefactor ' 2.3086 1.0000 .0000 .10000E+07 5 'Prefactor ' .80383E-04 1.0000 .0000 .10000E+07 6 'Prefactor ' 14.486 1.0000 .0000 .10000E+07 7 'norm ' .13622E-05 1.0000 .0000 .10000E+07 8 'Prefactor ' .21340E-05 1.0000 .0000 .10000E+07 9 'Prefactor ' 3.2162 1.0000 .0000 .10000E+07 10 'Prefactor ' .12198E-04 1.0000 .0000 .10000E+07 11 'Prefactor ' .24773E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .15960E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .10533E-03 1.0000 .0000 .10000E+07 14 'Normalizat' 1.2597 1.0000 .10000E-01 10.000 15 'Prefactor ' .86089 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 13922.36 FROM MIGRAD STATUS=CONVERGED 99 CALLS 799 TOTAL EDM= .71E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .21927E-07 2.7210 .34871E-08** at limit ** 2 Prefactor .12212E-08 7.5713 -.12159E-07** at limit ** 3 Prefactor 2.3445 2.4508 .35337E-07 .70159E-04 4 Prefactor 2.3083 3.9483 -.93864E-07 -.57098E-04 5 Prefactor .66613E-09 9.4124 .25419E-07** at limit ** 6 Prefactor 14.685 1.5961 -.72948E-09 .20316E-01 7 norm .0000 .85258 .29585E-07** at limit ** 8 Prefactor .0000 3.8469 -.71615E-07** at limit ** 9 Prefactor 2.9480 1.1416 -.20387E-08 .23090E-02 10 Prefactor .0000 1.6755 .91131E-07** at limit ** 11 Prefactor .28255E-07 2.2925 -.36386E-08** at limit ** 12 Prefactor .33307E-09 3.8745 -.39976E-07** at limit ** 13 Prefactor .0000 16.630 .16144E-06** at limit ** 14 Normalizat 1.2595 .16493 -.56016E-06 .16593E-05 15 Prefactor .86101 .10284 .16042E-06 .10747E-05 ERR DEF= .500 Final values: Prefactor = 2.19269e-08 Prefactor = 1.22125e-09 Prefactor = 2.34448 Prefactor = 2.30829 Prefactor = 6.66134e-10 Prefactor = 14.6848 norm = 0 Prefactor = 0 Prefactor = 2.94803 Prefactor = 0 Prefactor = 2.82552e-08 Prefactor = 3.33067e-10 Prefactor = 0 Normalizat = 1.25954 Prefactor = 0.861006 ********** ** 18 **HESSE ********** FCN= 13922.36 FROM HESSE STATUS=OK 206 CALLS 1005 TOTAL EDM= .58E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .21927E-07 4.9189 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor .12212E-08 7.6638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 2.3445 2.4492 .66997E-03 -1.5677 4 Prefactor 2.3083 3.9593 .67501E-03 -1.5678 5 Prefactor .66613E-09 9.3893 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 14.685 11.602 .26289E-03 -1.5631 7 norm .0000 .85510 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor .0000 3.8176 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 2.9480 11.605 .56465E-03 -1.5674 10 Prefactor .0000 1.6747 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor .28255E-07 4.8846 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .33307E-09 3.8984 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .0000 16.631 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Normalizat 1.2595 .13811 .61936E-01 -.84782 15 Prefactor .86101 .85130E-01 .44505E-01 -.97517 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.81882e-07 Minuit parameter uncertainties: 1 0.000656932 2 0.000193231 3 2.44921 4 3.95932 5 0.000155452 6 11.6017 7 6.14126e-07 8 1.43529e-06 9 11.6051 10 2.83124e-06 11 0.000743091 12 6.93688e-05 13 3.31255e-05 14 0.13815 15 0.0851428 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3565011 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.468e+01 1.160e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.610e-01 8.514e-02 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.260e+00 1.381e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Index (Fixed Index): 2.80 +/- 0.00 Photon Flux (Fixed Index): 4.66e-08 +/- 3.68e-08 Energy Flux (Fixed Index): 1.05e-05 +/- 8.27e-06 TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Flux Upper Limit: 1.18154982211e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00935185225788 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/32677265/likelihoodResults_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.126669 delta logL = 0.229832090725 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 13922.1255574 delta logL = 0.230943625851 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 15.006 1.0000 .0000 .10000E+07 2 'Index ' 2.3196 1.0000 .0000 10.000 3 'Normalizat' 1.2791 1.0000 .10000E-01 10.000 4 'Prefactor ' .85242 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 13922.13 FROM MIGRAD STATUS=CONVERGED 51 CALLS 231 TOTAL EDM= .46E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 15.006 14.309 .25830E-03 .33039E-02 2 Index 2.3199 .59191 .24225 -.84374E-04 3 Normalizat 1.2791 .13763 .61529E-01 .13131E-04 4 Prefactor .85249 .85271E-01 .44396E-01 .19938E-04 ERR DEF= .500 Final values: Prefactor = 15.0056 Index = 2.31987 Normalizat = 1.27912 Prefactor = 0.852494 ********** ** 18 **HESSE ********** FCN= 13922.13 FROM HESSE STATUS=OK 33 CALLS 264 TOTAL EDM= .79E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 15.006 12.157 .10332E-04 -1.5630 2 Index 2.3199 .65080 .12914E-01 -.56572 3 Normalizat 1.2791 .16748 .27214E-03 -.84192 4 Prefactor .85249 .10288 .20158E-03 -.97821 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.94192e-11 Minuit parameter uncertainties: 1 12.1571 2 0.65341 3 0.167549 4 0.102906 ource GAL_V02 Working on... /lscratch/kocevski/32677382/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits.....................! real 46.01 user 43.58 sys 1.41 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/32677382/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits', '/lscratch/kocevski/32677382/ft2_4FGL_J2146.4-1528_weekly_bin937.fits', expMap='/lscratch/kocevski/32677382/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', expCube='/lscratch/kocevski/32677382/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/32677382/Model_4FGL_J2146.4-1528_weekly_bin937.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2146.4-1528' 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 4.163e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/32677382/ft1_filtered_4FGL_J2146.4-1528_weekly_bin937.fits Spacecraft file(s): /lscratch/kocevski/32677382/ft2_4FGL_J2146.4-1528_weekly_bin937.fits Exposure map: /lscratch/kocevski/32677382/expmap_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits Exposure cube: /lscratch/kocevski/32677382/ltcube_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/32677382/Model_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.4145167 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3571906 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .77604E-03 1.0000 .0000 .10000E+07 2 'Prefactor ' .43447E-03 1.0000 .0000 .10000E+07 3 'Prefactor ' 2.3401 1.0000 .0000 .10000E+07 4 'Prefactor ' 2.3086 1.0000 .0000 .10000E+07 5 'Prefactor ' .80383E-04 1.0000 .0000 .10000E+07 6 'Prefactor ' 14.486 1.0000 .0000 .10000E+07 7 'norm ' .13622E-05 1.0000 .0000 .10000E+07 8 'Prefactor ' .21340E-05 1.0000 .0000 .10000E+07 9 'Prefactor ' 3.2162 1.0000 .0000 .10000E+07 10 'Prefactor ' .12198E-04 1.0000 .0000 .10000E+07 11 'Prefactor ' .24773E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .15960E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .10533E-03 1.0000 .0000 .10000E+07 14 'Normalizat' 1.2597 1.0000 .10000E-01 10.000 15 'Prefactor ' .86089 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 13922.36 FROM MIGRAD STATUS=CONVERGED 99 CALLS 799 TOTAL EDM= .71E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .21927E-07 2.7210 .34871E-08** at limit ** 2 Prefactor .12212E-08 7.5713 -.12159E-07** at limit ** 3 Prefactor 2.3445 2.4508 .35337E-07 .70159E-04 4 Prefactor 2.3083 3.9483 -.93864E-07 -.57098E-04 5 Prefactor .66613E-09 9.4124 .25419E-07** at limit ** 6 Prefactor 14.685 1.5961 -.72948E-09 .20316E-01 7 norm .0000 .85258 .29585E-07** at limit ** 8 Prefactor .0000 3.8469 -.71615E-07** at limit ** 9 Prefactor 2.9480 1.1416 -.20387E-08 .23090E-02 10 Prefactor .0000 1.6755 .91131E-07** at limit ** 11 Prefactor .28255E-07 2.2925 -.36386E-08** at limit ** 12 Prefactor .33307E-09 3.8745 -.39976E-07** at limit ** 13 Prefactor .0000 16.630 .16144E-06** at limit ** 14 Normalizat 1.2595 .16493 -.56016E-06 .16593E-05 15 Prefactor .86101 .10284 .16042E-06 .10747E-05 ERR DEF= .500 Final values: Prefactor = 2.19269e-08 Prefactor = 1.22125e-09 Prefactor = 2.34448 Prefactor = 2.30829 Prefactor = 6.66134e-10 Prefactor = 14.6848 norm = 0 Prefactor = 0 Prefactor = 2.94803 Prefactor = 0 Prefactor = 2.82552e-08 Prefactor = 3.33067e-10 Prefactor = 0 Normalizat = 1.25954 Prefactor = 0.861006 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) = 13922.1255545 delta logL = 0.230946555761 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.501e+01 1.216e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.320e+00 6.534e-01 0.000e+00 1.000e+01 (-1.000e+00) 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.525e-01 1.029e-01 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.279e+00 1.675e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.63 Ra Dec: 326.621 -15.476 Photon Index (Free Index): 2.32 +/- 0.65 Photon Flux (Free Index): 3.26e-08 +/- 3.39e-08 Energy Flux (Free Index): 1.20e-05 +/- 9.84e-06 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/32677265/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='9.35e-03', comment='SUCCESS', photon_flux='4.66e-08', energy_flux2='1.20e-05', photon_flux_error='3.68e-08', dlogl='2.31e-01', energy_flux='1.05e-05', photon_flux2='3.26e-08', job_status='DONE', time_completed='2026-07-21 19:29:08.157867', photon_index_error2='0.65', photon_index2='2.32', ts='2.18', fit_tolerance='1e-08', GAL='0.86', photon_index_error='0.00', photon_flux_upper_limit='1.18e-07', energy_flux_error2='9.84e-06', EG='1.26', time_epoch_completed='1784687348.16', return_code='0', job_id='32677265', GAL2='0.85', EG2='1.28', return_code2='0', energy_flux_error='8.27e-06', photon_flux_error2='3.39e-08', ts2='2.63', photon_index='2.80' WHERE bin_id='937' AND source_name='4FGL J2146.4-1528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 21 19:29:08 PDT 2026 ********** ** 18 **HESSE ********** FCN= 13922.36 FROM HESSE STATUS=OK 206 CALLS 1005 TOTAL EDM= .58E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .21927E-07 4.9189 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor .12212E-08 7.6638 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 2.3445 2.4492 .66997E-03 -1.5677 4 Prefactor 2.3083 3.9593 .67501E-03 -1.5678 5 Prefactor .66613E-09 9.3893 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 14.685 11.602 .26289E-03 -1.5631 7 norm .0000 .85510 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor .0000 3.8176 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 2.9480 11.605 .56465E-03 -1.5674 10 Prefactor .0000 1.6747 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor .28255E-07 4.8846 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .33307E-09 3.8984 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .0000 16.631 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Normalizat 1.2595 .13811 .61936E-01 -.84782 15 Prefactor .86101 .85130E-01 .44505E-01 -.97517 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 5.81882e-07 Minuit parameter uncertainties: 1 0.000656932 2 0.000193231 3 2.44921 4 3.95932 5 0.000155452 6 11.6017 7 6.14126e-07 8 1.43529e-06 9 11.6051 10 2.83124e-06 11 0.000743091 12 6.93688e-05 13 3.31255e-05 14 0.13815 15 0.0851428 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 13922.3565011 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.468e+01 1.160e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.796e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.610e-01 8.514e-02 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.260e+00 1.381e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Index (Fixed Index): 2.80 +/- 0.00 Photon Flux (Fixed Index): 4.66e-08 +/- 3.68e-08 Energy Flux (Fixed Index): 1.05e-05 +/- 8.27e-06 TS (Fixed Index): 2.18 Ra Dec: 326.621 -15.476 Photon Flux Upper Limit: 1.18154982211e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.00935185225788 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/32677382/likelihoodResults_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.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) = 13922.126669 delta logL = 0.229832090725 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 13922.1255574 delta logL = 0.230943625851 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 15.006 1.0000 .0000 .10000E+07 2 'Index ' 2.3196 1.0000 .0000 10.000 3 'Normalizat' 1.2791 1.0000 .10000E-01 10.000 4 'Prefactor ' .85242 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5310E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 13922.13 FROM MIGRAD STATUS=CONVERGED 51 CALLS 231 TOTAL EDM= .46E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 15.006 14.309 .25830E-03 .33039E-02 2 Index 2.3199 .59191 .24225 -.84374E-04 3 Normalizat 1.2791 .13763 .61529E-01 .13131E-04 4 Prefactor .85249 .85271E-01 .44396E-01 .19938E-04 ERR DEF= .500 Final values: Prefactor = 15.0056 Index = 2.31987 Normalizat = 1.27912 Prefactor = 0.852494 ********** ** 18 **HESSE ********** FCN= 13922.13 FROM HESSE STATUS=OK 33 CALLS 264 TOTAL EDM= .79E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 15.006 12.157 .10332E-04 -1.5630 2 Index 2.3199 .65080 .12914E-01 -.56572 3 Normalizat 1.2791 .16748 .27214E-03 -.84192 4 Prefactor .85249 .10288 .20158E-03 -.97821 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.94192e-11 Minuit parameter uncertainties: 1 12.1571 2 0.65341 3 0.167549 4 0.102906 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) = 13922.1255545 delta logL = 0.230946555761 Extracting fit parameters... 4FGL J2146.4-1528 Spectrum: PowerLaw 286 Prefactor: 1.501e+01 1.216e+01 0.000e+00 1.000e+06 ( 1.000e-12) 287 Index: 2.320e+00 6.534e-01 0.000e+00 1.000e+01 (-1.000e+00) 288 Scale: 4.246e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 528 Prefactor: 8.525e-01 1.029e-01 0.000e+00 1.000e+01 ( 1.000e+00) 529 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 530 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 527 Normalization: 1.279e+00 1.675e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 2.63 Ra Dec: 326.621 -15.476 Photon Index (Free Index): 2.32 +/- 0.65 Photon Flux (Free Index): 3.26e-08 +/- 3.39e-08 Energy Flux (Free Index): 1.20e-05 +/- 9.84e-06 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/32677382/cmap_HighResolution_805680001_806284801_4FGL_J2146.4-1528_weekly_bin937.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='9.35e-03', comment='SUCCESS', photon_flux='4.66e-08', energy_flux2='1.20e-05', photon_flux_error='3.68e-08', dlogl='2.31e-01', energy_flux='1.05e-05', photon_flux2='3.26e-08', job_status='DONE', time_completed='2026-07-21 19:29:57.024087', photon_index_error2='0.65', photon_index2='2.32', ts='2.18', fit_tolerance='1e-08', GAL='0.86', photon_index_error='0.00', photon_flux_upper_limit='1.18e-07', energy_flux_error2='9.84e-06', EG='1.26', time_epoch_completed='1784687397.02', return_code='0', job_id='32677382', GAL2='0.85', EG2='1.28', return_code2='0', energy_flux_error='8.27e-06', photon_flux_error2='3.39e-08', ts2='2.63', photon_index='2.80' WHERE bin_id='937' AND source_name='4FGL J2146.4-1528' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 21 19:29:57 PDT 2026