********** ** 18 **HESSE ********** FCN= 20575.85 FROM HESSE STATUS=OK 345 CALLS 1585 TOTAL EDM= .25E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 29.069 24.252 .18797E-03 -1.5600 2 Prefactor 2.4715 15.924 .68692E-03 -1.5677 3 Prefactor .43188E-07 28.531 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 2.1499 2.6240 .70660E-03 -1.5679 5 Prefactor 1.4255 1.1260 .90662E-04 -1.5684 6 Prefactor .21488E-06 10.108 .12089E-01 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .17325E-06 13.013 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 3.2112 1.2774 .56512E-03 -1.5672 9 norm .27756E-09 3.1793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 1.5510 3.6399 .85583E-03 -1.5683 11 Prefactor 14.514 3.9648 .26238E-03 -1.5632 12 Prefactor 16.925 6.3974 .24354E-03 -1.5626 13 Prefactor 10.063 7.5458 .31499E-03 -1.5645 14 Prefactor .15543E-06 15.556 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 12.196 6.1845 .28607E-03 -1.5638 16 Prefactor .47223 1.4425 .81865E-03 -1.5694 17 norm 5.7624 2.4655 .41835E-03 -1.5660 18 Prefactor .32419E-07 16.135 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Normalizat .96182 .12423 .71228E-01 -.94321 20 Prefactor .91111 .66353E-01 .45151E-01 -.95754 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.53906e-06 Minuit parameter uncertainties: 1 24.2522 2 12.5471 3 0.00221956 4 2.62403 5 1.12598 6 0.0029474 7 0.00300311 8 1.27735 9 6.13751e-05 10 3.63995 11 3.96476 12 6.39745 13 7.54583 14 0.00311018 15 6.18454 16 1.44255 17 2.46547 18 0.00144686 19 0.124271 20 0.0663591 number of points = 17382 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2156.3-0036_weekly_bin931 RA = 329.08, Dec = -0.6039 tmin = 802051201, tmax = 802656001 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='28186325', job_status='RUN', time_executed='2026-06-09 19:50:52.633648', time_epoch_executed='1781059852.63' WHERE source_name='4FGL J2156.3-0036' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28186325 Creating custom pfile directory: /lscratch/kocevski/28186325/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/28186325/ft1_4FGL_J2156.3-0036_weekly_bin931.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/28186325/ft2_4FGL_J2156.3-0036_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28186325/ft1_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186325/ft1_filteredMKT_4FGL_J2156.3-0036_weekly_bin931.fits ra=329.08 dec=-0.6039 rad=12.0 tmin=802051201.0 tmax=802656001.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 4.87 user 4.19 sys 0.24 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28186325/ft2_4FGL_J2156.3-0036_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28186325/ft2_4FGL_J2156.3-0036_weekly_bin931.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/28186325/ft1_filteredMKT_4FGL_J2156.3-0036_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28186325/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.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 0.89 user 0.20 sys 0.13 Number of photons that the gtmktime cut: 1892 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28186325/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28186325/ft2_4FGL_J2156.3-0036_weekly_bin931.fits sctable="SC_DATA" onumber of points = 17382 number of fields = 31 RA_SUN column already exists. File will not be modified. /sdf/group/fermi/u/kocevski/software/conda/envs/fermitools_v1.0.5/lib/python2.7/site-packages/pyfits/__init__.py:22: PyFITSDeprecationWarning: PyFITS is deprecated, please use astropy.io.fits PyFITSDeprecationWarning) # noqa Likelihood Analysis Tool Support Contact: Daniel Kocevski (daniel.kocevski@nasa.gov) Importing modules... This is make3FGLxml version 01r0. The default diffuse model files and names are for pass 8 and assume you have v10r00p05 of the Fermi Science Tools or higher. This is make4FGLDR3xml version 01r09. The default diffuse model files and names are for P8R3, 4FGL DRs, and the default fermitools directory locations. WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. Performing analysis on: 4FGL_J2156.3-0036_weekly_bin931 RA = 329.08, Dec = -0.6039 tmin = 802051201, tmax = 802656001 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='28186311', job_status='RUN', time_executed='2026-06-09 19:50:50.510965', time_epoch_executed='1781059850.51' WHERE source_name='4FGL J2156.3-0036' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28186311 Creating custom pfile directory: /lscratch/kocevski/28186311/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/28186311/ft1_4FGL_J2156.3-0036_weekly_bin931.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/28186311/ft2_4FGL_J2156.3-0036_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28186311/ft1_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186311/ft1_filteredMKT_4FGL_J2156.3-0036_weekly_bin931.fits ra=329.08 dec=-0.6039 rad=12.0 tmin=802051201.0 tmax=802656001.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 4.61 user 4.01 sys 0.21 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28186311/ft2_4FGL_J2156.3-0036_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28186311/ft2_4FGL_J2156.3-0036_weekly_bin931.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/28186311/ft1_filteredMKT_4FGL_J2156.3-0036_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28186311/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.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 0.63 user 0.19 sys 0.14 Number of photons that the gtmktime cut: 1892 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28186311/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28186311/ft2_4FGL_J2156.3-0036_weekly_bin931.fits sctable="SC_DATA" o/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). ********** ** 18 **HESSE ********** FCN= 20575.85 FROM HESSE STATUS=OK 345 CALLS 1585 TOTAL EDM= .25E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 29.069 24.252 .18797E-03 -1.5600 2 Prefactor 2.4715 15.924 .68692E-03 -1.5677 3 Prefactor .43188E-07 28.531 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 2.1499 2.6240 .70660E-03 -1.5679 5 Prefactor 1.4255 1.1260 .90662E-04 -1.5684 6 Prefactor .21488E-06 10.108 .12089E-01 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .17325E-06 13.013 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 3.2112 1.2774 .56512E-03 -1.5672 9 norm .27756E-09 3.1793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 1.5510 3.6399 .85583E-03 -1.5683 11 Prefactor 14.514 3.9648 .26238E-03 -1.5632 12 Prefactor 16.925 6.3974 .24354E-03 -1.5626 13 Prefactor 10.063 7.5458 .31499E-03 -1.5645 14 Prefactor .15543E-06 15.556 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 12.196 6.1845 .28607E-03 -1.5638 16 Prefactor .47223 1.4425 .81865E-03 -1.5694 17 norm 5.7624 2.4655 .41835E-03 -1.5660 18 Prefactor .32419E-07 16.135 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Normalizat .96182 .12423 .71228E-01 -.94321 20 Prefactor .91111 .66353E-01 .45151E-01 -.95754 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.53906e-06 Minuit parameter uncertainties: 1 24.2522 2 12.5471 3 0.00221956 4 2.62403 5 1.12598 6 0.0029474 7 0.00300311 8 1.27735 9 6.13751e-05 10 3.63995 11 3.96476 12 6.39745 13 7.54583 14 0.00311018 15 6.18454 16 1.44255 17 2.46547 18 0.00144686 19 0.124271 20 0.0663591 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20575.8533116 Extracting fit parameters... 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 1.692e+01 6.397e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 2.249e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 536 Prefactor: 9.111e-01 6.636e-02 0.000e+00 1.000e+01 ( 1.000e+00) 537 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 538 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 535 Normalization: 9.618e-01 1.243e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 16.01 Ra Dec: 329.080 -0.604 Photon Index (Fixed Index): 2.25 +/- 0.00 Photon Flux (Fixed Index): 5.72e-08 +/- 2.16e-08 Energy Flux (Fixed Index): 2.35e-05 +/- 8.90e-06 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) = 20575.224509 delta logL = 0.628802510168 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 20575.2241475 delta logL = 0.629164106533 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 21.754 1.0000 .0000 .10000E+07 2 'Index ' 1.9355 1.0000 .0000 10.000 3 'Normalizat' .97959 1.0000 .10000E-01 10.000 4 'Prefactor ' .90562 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5390E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 20575.22 FROM MIGRAD STATUS=CONVERGED 99 CALLS 319 TOTAL EDM= .36E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 21.750 8.8978 .85784E-05 .10761E-02 2 Index 1.9354 .27456 .76897E-02 .91066E-04 3 Normalizat .97960 .14060 .31258E-03 .29533E-04 4 Prefactor .90562 .79297E-01 .18193E-03 .13747E-04 ERR DEF= .500 Final values: Prefactor = 21.7502 Index = 1.93536 Normalizat = 0.979596 Prefactor = 0.905623 ********** ** 18 **HESSE ********** FCN= 20575.22 FROM HESSE STATUS=OK 25 CALLS 344 TOTAL EDM= .17E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 21.750 8.7956 .34314E-06 -1.5615 2 Index 1.9354 .27130 .30759E-03 -.65976 3 Normalizat .97960 .14068 .12503E-04 -.93717 4 Prefactor .90562 .79359E-01 .72773E-05 -.95945 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.72602e-11 Minuit parameter uncertainties: 1 8.79559 2 0.271509 3 0.140729 4 0.0793689 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) = 20575.2241471 delta logL = 0.629164479265 Extracting fit parameters... 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 2.175e+01 8.796e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 1.935e+00 2.715e-01 0.000e+00 1.000e+01 (-1.000e+00) 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 536 Prefactor: 9.056e-01 7.937e-02 0.000e+00 1.000e+01 ( 1.000e+00) 537 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 538 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 535 Normalization: 9.796e-01 1.407e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 17.29 Ra Dec: 329.080 -0.604 Photon Index (Free Index): 1.94 +/- 0.27 Photon Flux (Free Index): 4.22e-08 +/- 2.16e-08 Energy Flux (Free Index): 3.44e-05 +/- 1.89e-05 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/28186256/cmap_HighResolution_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET comment='SUCCESS', photon_flux='5.72e-08', energy_flux2='3.44e-05', photon_flux_error='2.16e-08', dlogl='6.29e-01', energy_flux='2.35e-05', photon_flux2='4.22e-08', job_status='DONE', time_completed='2026-06-09 19:55:18.399289', photon_index_error2='0.27', photon_index2='1.94', ts='16.01', fit_tolerance='1e-08', GAL='0.91', photon_index_error='0.00', energy_flux_error2='1.89e-05', EG='0.96', time_epoch_completed='1781060118.4', return_code='0', job_id='28186256', GAL2='0.91', EG2='0.98', return_code2='0', energy_flux_error='8.90e-06', photon_flux_error2='2.16e-08', ts2='17.29', photon_index='2.25' WHERE bin_id='931' AND source_name='4FGL J2156.3-0036' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 19:55:18 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20575.8533116 Extracting fit parameters... 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 1.692e+01 6.397e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 2.249e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 536 Prefactor: 9.111e-01 6.636e-02 0.000e+00 1.000e+01 ( 1.000e+00) 537 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 538 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 535 Normalization: 9.618e-01 1.243e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 16.01 Ra Dec: 329.080 -0.604 Photon Index (Fixed Index): 2.25 +/- 0.00 Photon Flux (Fixed Index): 5.72e-08 +/- 2.16e-08 Energy Flux (Fixed Index): 2.35e-05 +/- 8.90e-06 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) = 20575.224509 delta logL = 0.628802510168 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 20575.2241475 delta logL = 0.629164106533 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 21.754 1.0000 .0000 .10000E+07 2 'Index ' 1.9355 1.0000 .0000 10.000 3 'Normalizat' .97959 1.0000 .10000E-01 10.000 4 'Prefactor ' .90562 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5390E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 20575.22 FROM MIGRAD STATUS=CONVERGED 99 CALLS 319 TOTAL EDM= .36E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 21.750 8.8978 .85784E-05 .10761E-02 2 Index 1.9354 .27456 .76897E-02 .91066E-04 3 Normalizat .97960 .14060 .31258E-03 .29533E-04 4 Prefactor .90562 .79297E-01 .18193E-03 .13747E-04 ERR DEF= .500 Final values: Prefactor = 21.7502 Index = 1.93536 Normalizat = 0.979596 Prefactor = 0.905623 ********** ** 18 **HESSE ********** FCN= 20575.22 FROM HESSE STATUS=OK 25 CALLS 344 TOTAL EDM= .17E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 21.750 8.7956 .34314E-06 -1.5615 2 Index 1.9354 .27130 .30759E-03 -.65976 3 Normalizat .97960 .14068 .12503E-04 -.93717 4 Prefactor .90562 .79359E-01 .72773E-05 -.95945 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.72602e-11 Minuit parameter uncertainties: 1 8.79559 2 0.271509 3 0.140729 4 0.0793689 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) = 20575.2241471 delta logL = 0.629164479265 Extracting fit parameters... 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 2.175e+01 8.796e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 1.935e+00 2.715e-01 0.000e+00 1.000e+01 (-1.000e+00) 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 536 Prefactor: 9.056e-01 7.937e-02 0.000e+00 1.000e+01 ( 1.000e+00) 537 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 538 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 535 Normalization: 9.796e-01 1.407e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 17.29 Ra Dec: 329.080 -0.604 Photon Index (Free Index): 1.94 +/- 0.27 Photon Flux (Free Index): 4.22e-08 +/- 2.16e-08 Energy Flux (Free Index): 3.44e-05 +/- 1.89e-05 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/28186285/cmap_HighResolution_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET comment='SUCCESS', photon_flux='5.72e-08', energy_flux2='3.44e-05', photon_flux_error='2.16e-08', dlogl='6.29e-01', energy_flux='2.35e-05', photon_flux2='4.22e-08', job_status='DONE', time_completed='2026-06-09 19:55:38.742713', photon_index_error2='0.27', photon_index2='1.94', ts='16.01', fit_tolerance='1e-08', GAL='0.91', photon_index_error='0.00', energy_flux_error2='1.89e-05', EG='0.96', time_epoch_completed='1781060138.74', return_code='0', job_id='28186285', GAL2='0.91', EG2='0.98', return_code2='0', energy_flux_error='8.90e-06', photon_flux_error2='2.16e-08', ts2='17.29', photon_index='2.25' WHERE bin_id='931' AND source_name='4FGL J2156.3-0036' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 19:55:39 PDT 2026 utfile=/lscratch/kocevski/28186325/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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/28186325/ft2_4FGL_J2156.3-0036_weekly_bin931.fits .....................! real 16.64 user 16.02 sys 0.23 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28186325/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28186325/ft2_4FGL_J2156.3-0036_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28186325/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186325/expmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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/28186325/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits .....................! real 60.74 user 56.35 sys 3.71 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 166 point sources and 0 extended sources Setting source of interest to: 4FGL J2156.3-0036 @ 329.08 -0.6039 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/28186325/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits scfile=/lscratch/kocevski/28186325/ft2_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186325/cmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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=329.08 yref=-0.6039 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 0.66 user 0.21 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28186325/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits scfile=/lscratch/kocevski/28186325/ft2_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186325/cmap_HighResolution_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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=329.08 yref=-0.6039 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 0.75 user 0.21 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28186325/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28186325/ft2_4FGL_J2156.3-0036_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28186325/Model_4FGL_J2156.3-0036_weekly_bin931.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 GALutfile=/lscratch/kocevski/28186311/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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/28186311/ft2_4FGL_J2156.3-0036_weekly_bin931.fits .....................! real 15.63 user 15.09 sys 0.19 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28186311/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28186311/ft2_4FGL_J2156.3-0036_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28186311/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186311/expmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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/28186311/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits .....................! real 59.84 user 55.63 sys 3.50 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 166 point sources and 0 extended sources Setting source of interest to: 4FGL J2156.3-0036 @ 329.08 -0.6039 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/28186311/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits scfile=/lscratch/kocevski/28186311/ft2_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186311/cmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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=329.08 yref=-0.6039 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 0.69 user 0.20 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28186311/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits scfile=/lscratch/kocevski/28186311/ft2_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186311/cmap_HighResolution_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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=329.08 yref=-0.6039 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 0.84 user 0.20 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28186311/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28186311/ft2_4FGL_J2156.3-0036_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28186311/Model_4FGL_J2156.3-0036_weekly_bin931.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/28186311/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits.....................! real 61.78 user 60.11 sys 0.90 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28186311/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits', '/lscratch/kocevski/28186311/ft2_4FGL_J2156.3-0036_weekly_bin931.fits', expMap='/lscratch/kocevski/28186311/expmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits', expCube='/lscratch/kocevski/28186311/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28186311/Model_4FGL_J2156.3-0036_weekly_bin931.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2156.3-0036' 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 2.502e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 2.249e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/28186311/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28186311/ft2_4FGL_J2156.3-0036_weekly_bin931.fits Exposure map: /lscratch/kocevski/28186311/expmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28186311/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28186311/Model_4FGL_J2156.3-0036_weekly_bin931.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) = 20575.9395209 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20575.8549823 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 28.313 1.0000 .0000 .10000E+07 2 'Prefactor ' 2.2373 1.0000 .0000 .10000E+07 3 'Prefactor ' .29405E-02 1.0000 .0000 .10000E+07 4 'Prefactor ' 2.1277 1.0000 .0000 .10000E+07 5 'Prefactor ' 1.4221 1.0000 .0000 .10000E+07 6 'Prefactor ' .38205 1.0000 .0000 .10000E+07 7 'Prefactor ' .42946E-02 1.0000 .0000 .10000E+07 8 'norm ' 3.2111 1.0000 .0000 .10000E+07 9 'norm ' .14599E-07 1.0000 .0000 .10000E+07 10 'Prefactor ' 1.5484 1.0000 .0000 .10000E+07 11 'Prefactor ' 14.543 1.0000 .0000 .10000E+07 12 'Prefactor ' 16.875 1.0000 .0000 .10000E+07 13 'Prefactor ' 10.104 1.0000 .0000 .10000E+07 14 'Prefactor ' .14673E-02 1.0000 .0000 .10000E+07 15 'Prefactor ' 12.241 1.0000 .0000 .10000E+07 16 'Prefactor ' .46925 1.0000 .0000 .10000E+07 17 'norm ' 5.7576 1.0000 .0000 .10000E+07 18 'Prefactor ' .65004E-02 1.0000 .0000 .10000E+07 19 'Normalizat' .96126 1.0000 .10000E-01 10.000 20 'Prefactor ' .91150 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5390E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 20575.85 FROM MIGRAD STATUS=CONVERGED 150 CALLS 1240 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 3.4% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 29.069 12.355 .20145E-06 -.62403E-01 2 Prefactor 2.4715 15.774 -.19765E-06 .72999E-03 3 Prefactor .43188E-07 27.914 .20680E-06** at limit ** 4 Prefactor 2.1499 2.6062 .87017E-07 -.24771E-02 5 Prefactor 1.4255 1.1092 -.11158E-06 .23067E-02 6 Prefactor .21488E-06 1175.1 .66257E-05** at limit ** 7 Prefactor .17325E-06 11.346 -.33295E-06** at limit ** 8 norm 3.2112 1.2750 .31421E-07 -.40013E-03 9 norm .27756E-09 3.1732 -.22378E-07** at limit ** 10 Prefactor 1.5510 3.6081 .39588E-07 -.39464E-03 11 Prefactor 14.514 3.9667 .18180E-07 .50441E-03 12 Prefactor 16.925 6.3930 -.14254E-07 -.50735E-03 13 Prefactor 10.063 7.5422 .14931E-07 .13816E-02 14 Prefactor .15543E-06 14.572 .42956E-06** at limit ** 15 Prefactor 12.196 6.1291 .46952E-07 .18832E-02 16 Prefactor .47223 1.4047 -.12838E-07 .45231E-03 17 norm 5.7624 2.4651 .33121E-07 .15788E-02 18 Prefactor .32419E-07 15.827 .23850E-06** at limit ** 19 Normalizat .96182 .14765 -.48406E-05 .19000E-03 20 Prefactor .91111 .80142E-01 .45684E-06 .32665E-03 ERR DEF= .500 Final values: Prefactor = 29.0689 Prefactor = 2.47154 Prefactor = 4.31877e-08 Prefactor = 2.1499 Prefactor = 1.42548 Prefactor = 2.14884e-07 Prefactor = 1.7325e-07 norm = 3.21116 norm = 2.77556e-10 Prefactor = 1.55098 Prefactor = 14.5136 Prefactor = 16.9245 Prefactor = 10.063 Prefactor = 1.55431e-07 Prefactor = 12.1956 Prefactor = 0.47223 norm = 5.7624 Prefactor = 3.24185e-08 Normalizat = 0.961821 Prefactor = 0.911114 _V02 Working on... /lscratch/kocevski/28186325/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits.....................! real 61.76 user 60.13 sys 0.91 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28186325/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits', '/lscratch/kocevski/28186325/ft2_4FGL_J2156.3-0036_weekly_bin931.fits', expMap='/lscratch/kocevski/28186325/expmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits', expCube='/lscratch/kocevski/28186325/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28186325/Model_4FGL_J2156.3-0036_weekly_bin931.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2156.3-0036' 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 2.502e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 2.249e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/28186325/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28186325/ft2_4FGL_J2156.3-0036_weekly_bin931.fits Exposure map: /lscratch/kocevski/28186325/expmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28186325/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28186325/Model_4FGL_J2156.3-0036_weekly_bin931.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) = 20575.9395209 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20575.8549823 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 28.313 1.0000 .0000 .10000E+07 2 'Prefactor ' 2.2373 1.0000 .0000 .10000E+07 3 'Prefactor ' .29405E-02 1.0000 .0000 .10000E+07 4 'Prefactor ' 2.1277 1.0000 .0000 .10000E+07 5 'Prefactor ' 1.4221 1.0000 .0000 .10000E+07 6 'Prefactor ' .38205 1.0000 .0000 .10000E+07 7 'Prefactor ' .42946E-02 1.0000 .0000 .10000E+07 8 'norm ' 3.2111 1.0000 .0000 .10000E+07 9 'norm ' .14599E-07 1.0000 .0000 .10000E+07 10 'Prefactor ' 1.5484 1.0000 .0000 .10000E+07 11 'Prefactor ' 14.543 1.0000 .0000 .10000E+07 12 'Prefactor ' 16.875 1.0000 .0000 .10000E+07 13 'Prefactor ' 10.104 1.0000 .0000 .10000E+07 14 'Prefactor ' .14673E-02 1.0000 .0000 .10000E+07 15 'Prefactor ' 12.241 1.0000 .0000 .10000E+07 16 'Prefactor ' .46925 1.0000 .0000 .10000E+07 17 'norm ' 5.7576 1.0000 .0000 .10000E+07 18 'Prefactor ' .65004E-02 1.0000 .0000 .10000E+07 19 'Normalizat' .96126 1.0000 .10000E-01 10.000 20 'Prefactor ' .91150 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5390E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 20575.85 FROM MIGRAD STATUS=CONVERGED 150 CALLS 1240 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 3.4% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 29.069 12.355 .20145E-06 -.62403E-01 2 Prefactor 2.4715 15.774 -.19765E-06 .72999E-03 3 Prefactor .43188E-07 27.914 .20680E-06** at limit ** 4 Prefactor 2.1499 2.6062 .87017E-07 -.24771E-02 5 Prefactor 1.4255 1.1092 -.11158E-06 .23067E-02 6 Prefactor .21488E-06 1175.1 .66257E-05** at limit ** 7 Prefactor .17325E-06 11.346 -.33295E-06** at limit ** 8 norm 3.2112 1.2750 .31421E-07 -.40013E-03 9 norm .27756E-09 3.1732 -.22378E-07** at limit ** 10 Prefactor 1.5510 3.6081 .39588E-07 -.39464E-03 11 Prefactor 14.514 3.9667 .18180E-07 .50441E-03 12 Prefactor 16.925 6.3930 -.14254E-07 -.50735E-03 13 Prefactor 10.063 7.5422 .14931E-07 .13816E-02 14 Prefactor .15543E-06 14.572 .42956E-06** at limit ** 15 Prefactor 12.196 6.1291 .46952E-07 .18832E-02 16 Prefactor .47223 1.4047 -.12838E-07 .45231E-03 17 norm 5.7624 2.4651 .33121E-07 .15788E-02 18 Prefactor .32419E-07 15.827 .23850E-06** at limit ** 19 Normalizat .96182 .14765 -.48406E-05 .19000E-03 20 Prefactor .91111 .80142E-01 .45684E-06 .32665E-03 ERR DEF= .500 Final values: Prefactor = 29.0689 Prefactor = 2.47154 Prefactor = 4.31877e-08 Prefactor = 2.1499 Prefactor = 1.42548 Prefactor = 2.14884e-07 Prefactor = 1.7325e-07 norm = 3.21116 norm = 2.77556e-10 Prefactor = 1.55098 Prefactor = 14.5136 Prefactor = 16.9245 Prefactor = 10.063 Prefactor = 1.55431e-07 Prefactor = 12.1956 Prefactor = 0.47223 norm = 5.7624 Prefactor = 3.24185e-08 Normalizat = 0.961821 Prefactor = 0.911114 number of points = 17382 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2156.3-0036_weekly_bin931 RA = 329.08, Dec = -0.6039 tmin = 802051201, tmax = 802656001 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='28186667', job_status='RUN', time_executed='2026-06-09 19:54:58.827701', time_epoch_executed='1781060098.83' WHERE source_name='4FGL J2156.3-0036' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28186667 Creating custom pfile directory: /lscratch/kocevski/28186667/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/28186667/ft1_4FGL_J2156.3-0036_weekly_bin931.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802051201.0 && nMetStart<802656001.0' /Data/Flight/Level1/LPA Retrieving 108 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/28186667/ft2_4FGL_J2156.3-0036_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28186667/ft1_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186667/ft1_filteredMKT_4FGL_J2156.3-0036_weekly_bin931.fits ra=329.08 dec=-0.6039 rad=12.0 tmin=802051201.0 tmax=802656001.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 4.76 user 4.08 sys 0.24 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28186667/ft2_4FGL_J2156.3-0036_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28186667/ft2_4FGL_J2156.3-0036_weekly_bin931.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/28186667/ft1_filteredMKT_4FGL_J2156.3-0036_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28186667/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.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 0.69 user 0.19 sys 0.14 Number of photons that the gtmktime cut: 1892 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28186667/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28186667/ft2_4FGL_J2156.3-0036_weekly_bin931.fits sctable="SC_DATA" o ********** ** 18 **HESSE ********** FCN= 20575.85 FROM HESSE STATUS=OK 345 CALLS 1585 TOTAL EDM= .25E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 29.069 24.252 .18797E-03 -1.5600 2 Prefactor 2.4715 15.924 .68692E-03 -1.5677 3 Prefactor .43188E-07 28.531 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 2.1499 2.6240 .70660E-03 -1.5679 5 Prefactor 1.4255 1.1260 .90662E-04 -1.5684 6 Prefactor .21488E-06 10.108 .12089E-01 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .17325E-06 13.013 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 3.2112 1.2774 .56512E-03 -1.5672 9 norm .27756E-09 3.1793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 1.5510 3.6399 .85583E-03 -1.5683 11 Prefactor 14.514 3.9648 .26238E-03 -1.5632 12 Prefactor 16.925 6.3974 .24354E-03 -1.5626 13 Prefactor 10.063 7.5458 .31499E-03 -1.5645 14 Prefactor .15543E-06 15.556 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 12.196 6.1845 .28607E-03 -1.5638 16 Prefactor .47223 1.4425 .81865E-03 -1.5694 17 norm 5.7624 2.4655 .41835E-03 -1.5660 18 Prefactor .32419E-07 16.135 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Normalizat .96182 .12423 .71228E-01 -.94321 20 Prefactor .91111 .66353E-01 .45151E-01 -.95754 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.53906e-06 Minuit parameter uncertainties: 1 24.2522 2 12.5471 3 0.00221956 4 2.62403 5 1.12598 6 0.0029474 7 0.00300311 8 1.27735 9 6.13751e-05 10 3.63995 11 3.96476 12 6.39745 13 7.54583 14 0.00311018 15 6.18454 16 1.44255 17 2.46547 18 0.00144686 19 0.124271 20 0.0663591 ********** ** 18 **HESSE ********** FCN= 20575.85 FROM HESSE STATUS=OK 345 CALLS 1585 TOTAL EDM= .25E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 29.069 24.252 .18797E-03 -1.5600 2 Prefactor 2.4715 15.924 .68692E-03 -1.5677 3 Prefactor .43188E-07 28.531 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 2.1499 2.6240 .70660E-03 -1.5679 5 Prefactor 1.4255 1.1260 .90662E-04 -1.5684 6 Prefactor .21488E-06 10.108 .12089E-01 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .17325E-06 13.013 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 3.2112 1.2774 .56512E-03 -1.5672 9 norm .27756E-09 3.1793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 1.5510 3.6399 .85583E-03 -1.5683 11 Prefactor 14.514 3.9648 .26238E-03 -1.5632 12 Prefactor 16.925 6.3974 .24354E-03 -1.5626 13 Prefactor 10.063 7.5458 .31499E-03 -1.5645 14 Prefactor .15543E-06 15.556 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 12.196 6.1845 .28607E-03 -1.5638 16 Prefactor .47223 1.4425 .81865E-03 -1.5694 17 norm 5.7624 2.4655 .41835E-03 -1.5660 18 Prefactor .32419E-07 16.135 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Normalizat .96182 .12423 .71228E-01 -.94321 20 Prefactor .91111 .66353E-01 .45151E-01 -.95754 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.53906e-06 Minuit parameter uncertainties: 1 24.2522 2 12.5471 3 0.00221956 4 2.62403 5 1.12598 6 0.0029474 7 0.00300311 8 1.27735 9 6.13751e-05 10 3.63995 11 3.96476 12 6.39745 13 7.54583 14 0.00311018 15 6.18454 16 1.44255 17 2.46547 18 0.00144686 19 0.124271 20 0.0663591 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20575.8533116 Extracting fit parameters... 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 1.692e+01 6.397e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 2.249e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 536 Prefactor: 9.111e-01 6.636e-02 0.000e+00 1.000e+01 ( 1.000e+00) 537 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 538 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 535 Normalization: 9.618e-01 1.243e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 16.01 Ra Dec: 329.080 -0.604 Photon Index (Fixed Index): 2.25 +/- 0.00 Photon Flux (Fixed Index): 5.72e-08 +/- 2.16e-08 Energy Flux (Fixed Index): 2.35e-05 +/- 8.90e-06 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) = 20575.224509 delta logL = 0.628802510168 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 20575.2241475 delta logL = 0.629164106533 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 21.754 1.0000 .0000 .10000E+07 2 'Index ' 1.9355 1.0000 .0000 10.000 3 'Normalizat' .97959 1.0000 .10000E-01 10.000 4 'Prefactor ' .90562 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5390E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 20575.22 FROM MIGRAD STATUS=CONVERGED 99 CALLS 319 TOTAL EDM= .36E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 21.750 8.8978 .85784E-05 .10761E-02 2 Index 1.9354 .27456 .76897E-02 .91066E-04 3 Normalizat .97960 .14060 .31258E-03 .29533E-04 4 Prefactor .90562 .79297E-01 .18193E-03 .13747E-04 ERR DEF= .500 Final values: Prefactor = 21.7502 Index = 1.93536 Normalizat = 0.979596 Prefactor = 0.905623 ********** ** 18 **HESSE ********** FCN= 20575.22 FROM HESSE STATUS=OK 25 CALLS 344 TOTAL EDM= .17E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 21.750 8.7956 .34314E-06 -1.5615 2 Index 1.9354 .27130 .30759E-03 -.65976 3 Normalizat .97960 .14068 .12503E-04 -.93717 4 Prefactor .90562 .79359E-01 .72773E-05 -.95945 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.72602e-11 Minuit parameter uncertainties: 1 8.79559 2 0.271509 3 0.140729 4 0.0793689 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) = 20575.2241471 delta logL = 0.629164479265 Extracting fit parameters... 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 2.175e+01 8.796e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 1.935e+00 2.715e-01 0.000e+00 1.000e+01 (-1.000e+00) 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 536 Prefactor: 9.056e-01 7.937e-02 0.000e+00 1.000e+01 ( 1.000e+00) 537 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 538 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 535 Normalization: 9.796e-01 1.407e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 17.29 Ra Dec: 329.080 -0.604 Photon Index (Free Index): 1.94 +/- 0.27 Photon Flux (Free Index): 4.22e-08 +/- 2.16e-08 Energy Flux (Free Index): 3.44e-05 +/- 1.89e-05 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/28186311/cmap_HighResolution_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET comment='SUCCESS', photon_flux='5.72e-08', energy_flux2='3.44e-05', photon_flux_error='2.16e-08', dlogl='6.29e-01', energy_flux='2.35e-05', photon_flux2='4.22e-08', job_status='DONE', time_completed='2026-06-09 20:00:26.718702', photon_index_error2='0.27', photon_index2='1.94', ts='16.01', fit_tolerance='1e-08', GAL='0.91', photon_index_error='0.00', energy_flux_error2='1.89e-05', EG='0.96', time_epoch_completed='1781060426.72', return_code='0', job_id='28186311', GAL2='0.91', EG2='0.98', return_code2='0', energy_flux_error='8.90e-06', photon_flux_error2='2.16e-08', ts2='17.29', photon_index='2.25' WHERE bin_id='931' AND source_name='4FGL J2156.3-0036' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 20:00:27 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20575.8533116 Extracting fit parameters... 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 1.692e+01 6.397e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 2.249e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 536 Prefactor: 9.111e-01 6.636e-02 0.000e+00 1.000e+01 ( 1.000e+00) 537 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 538 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 535 Normalization: 9.618e-01 1.243e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 16.01 Ra Dec: 329.080 -0.604 Photon Index (Fixed Index): 2.25 +/- 0.00 Photon Flux (Fixed Index): 5.72e-08 +/- 2.16e-08 Energy Flux (Fixed Index): 2.35e-05 +/- 8.90e-06 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) = 20575.224509 delta logL = 0.628802510168 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 20575.2241475 delta logL = 0.629164106533 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 21.754 1.0000 .0000 .10000E+07 2 'Index ' 1.9355 1.0000 .0000 10.000 3 'Normalizat' .97959 1.0000 .10000E-01 10.000 4 'Prefactor ' .90562 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5390E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 20575.22 FROM MIGRAD STATUS=CONVERGED 99 CALLS 319 TOTAL EDM= .36E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 21.750 8.8978 .85784E-05 .10761E-02 2 Index 1.9354 .27456 .76897E-02 .91066E-04 3 Normalizat .97960 .14060 .31258E-03 .29533E-04 4 Prefactor .90562 .79297E-01 .18193E-03 .13747E-04 ERR DEF= .500 Final values: Prefactor = 21.7502 Index = 1.93536 Normalizat = 0.979596 Prefactor = 0.905623 ********** ** 18 **HESSE ********** FCN= 20575.22 FROM HESSE STATUS=OK 25 CALLS 344 TOTAL EDM= .17E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 21.750 8.7956 .34314E-06 -1.5615 2 Index 1.9354 .27130 .30759E-03 -.65976 3 Normalizat .97960 .14068 .12503E-04 -.93717 4 Prefactor .90562 .79359E-01 .72773E-05 -.95945 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.72602e-11 Minuit parameter uncertainties: 1 8.79559 2 0.271509 3 0.140729 4 0.0793689 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) = 20575.2241471 delta logL = 0.629164479265 Extracting fit parameters... 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 2.175e+01 8.796e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 1.935e+00 2.715e-01 0.000e+00 1.000e+01 (-1.000e+00) 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 536 Prefactor: 9.056e-01 7.937e-02 0.000e+00 1.000e+01 ( 1.000e+00) 537 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 538 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 535 Normalization: 9.796e-01 1.407e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 17.29 Ra Dec: 329.080 -0.604 Photon Index (Free Index): 1.94 +/- 0.27 Photon Flux (Free Index): 4.22e-08 +/- 2.16e-08 Energy Flux (Free Index): 3.44e-05 +/- 1.89e-05 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/28186325/cmap_HighResolution_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET comment='SUCCESS', photon_flux='5.72e-08', energy_flux2='3.44e-05', photon_flux_error='2.16e-08', dlogl='6.29e-01', energy_flux='2.35e-05', photon_flux2='4.22e-08', job_status='DONE', time_completed='2026-06-09 20:00:33.463076', photon_index_error2='0.27', photon_index2='1.94', ts='16.01', fit_tolerance='1e-08', GAL='0.91', photon_index_error='0.00', energy_flux_error2='1.89e-05', EG='0.96', time_epoch_completed='1781060433.46', return_code='0', job_id='28186325', GAL2='0.91', EG2='0.98', return_code2='0', energy_flux_error='8.90e-06', photon_flux_error2='2.16e-08', ts2='17.29', photon_index='2.25' WHERE bin_id='931' AND source_name='4FGL J2156.3-0036' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 20:00:33 PDT 2026 utfile=/lscratch/kocevski/28186667/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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/28186667/ft2_4FGL_J2156.3-0036_weekly_bin931.fits .....................! real 15.80 user 15.12 sys 0.21 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28186667/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28186667/ft2_4FGL_J2156.3-0036_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28186667/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186667/expmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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/28186667/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits .....................! real 61.00 user 56.78 sys 3.68 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 166 point sources and 0 extended sources Setting source of interest to: 4FGL J2156.3-0036 @ 329.08 -0.6039 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/28186667/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits scfile=/lscratch/kocevski/28186667/ft2_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186667/cmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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=329.08 yref=-0.6039 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 1.02 user 0.21 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28186667/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits scfile=/lscratch/kocevski/28186667/ft2_4FGL_J2156.3-0036_weekly_bin931.fits outfile=/lscratch/kocevski/28186667/cmap_HighResolution_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.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=329.08 yref=-0.6039 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 0.59 user 0.20 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28186667/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28186667/ft2_4FGL_J2156.3-0036_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28186667/Model_4FGL_J2156.3-0036_weekly_bin931.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/28186667/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits.....................! real 63.71 user 61.94 sys 0.96 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28186667/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits', '/lscratch/kocevski/28186667/ft2_4FGL_J2156.3-0036_weekly_bin931.fits', expMap='/lscratch/kocevski/28186667/expmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits', expCube='/lscratch/kocevski/28186667/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28186667/Model_4FGL_J2156.3-0036_weekly_bin931.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2156.3-0036' 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 2.502e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 2.249e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/28186667/ft1_filtered_4FGL_J2156.3-0036_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28186667/ft2_4FGL_J2156.3-0036_weekly_bin931.fits Exposure map: /lscratch/kocevski/28186667/expmap_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28186667/ltcube_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28186667/Model_4FGL_J2156.3-0036_weekly_bin931.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) = 20575.9395209 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20575.8549823 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 28.313 1.0000 .0000 .10000E+07 2 'Prefactor ' 2.2373 1.0000 .0000 .10000E+07 3 'Prefactor ' .29405E-02 1.0000 .0000 .10000E+07 4 'Prefactor ' 2.1277 1.0000 .0000 .10000E+07 5 'Prefactor ' 1.4221 1.0000 .0000 .10000E+07 6 'Prefactor ' .38205 1.0000 .0000 .10000E+07 7 'Prefactor ' .42946E-02 1.0000 .0000 .10000E+07 8 'norm ' 3.2111 1.0000 .0000 .10000E+07 9 'norm ' .14599E-07 1.0000 .0000 .10000E+07 10 'Prefactor ' 1.5484 1.0000 .0000 .10000E+07 11 'Prefactor ' 14.543 1.0000 .0000 .10000E+07 12 'Prefactor ' 16.875 1.0000 .0000 .10000E+07 13 'Prefactor ' 10.104 1.0000 .0000 .10000E+07 14 'Prefactor ' .14673E-02 1.0000 .0000 .10000E+07 15 'Prefactor ' 12.241 1.0000 .0000 .10000E+07 16 'Prefactor ' .46925 1.0000 .0000 .10000E+07 17 'norm ' 5.7576 1.0000 .0000 .10000E+07 18 'Prefactor ' .65004E-02 1.0000 .0000 .10000E+07 19 'Normalizat' .96126 1.0000 .10000E-01 10.000 20 'Prefactor ' .91150 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5390E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 20575.85 FROM MIGRAD STATUS=CONVERGED 150 CALLS 1240 TOTAL EDM= .18E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 3.4% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 29.069 12.355 .20145E-06 -.62403E-01 2 Prefactor 2.4715 15.774 -.19765E-06 .72999E-03 3 Prefactor .43188E-07 27.914 .20680E-06** at limit ** 4 Prefactor 2.1499 2.6062 .87017E-07 -.24771E-02 5 Prefactor 1.4255 1.1092 -.11158E-06 .23067E-02 6 Prefactor .21488E-06 1175.1 .66257E-05** at limit ** 7 Prefactor .17325E-06 11.346 -.33295E-06** at limit ** 8 norm 3.2112 1.2750 .31421E-07 -.40013E-03 9 norm .27756E-09 3.1732 -.22378E-07** at limit ** 10 Prefactor 1.5510 3.6081 .39588E-07 -.39464E-03 11 Prefactor 14.514 3.9667 .18180E-07 .50441E-03 12 Prefactor 16.925 6.3930 -.14254E-07 -.50735E-03 13 Prefactor 10.063 7.5422 .14931E-07 .13816E-02 14 Prefactor .15543E-06 14.572 .42956E-06** at limit ** 15 Prefactor 12.196 6.1291 .46952E-07 .18832E-02 16 Prefactor .47223 1.4047 -.12838E-07 .45231E-03 17 norm 5.7624 2.4651 .33121E-07 .15788E-02 18 Prefactor .32419E-07 15.827 .23850E-06** at limit ** 19 Normalizat .96182 .14765 -.48406E-05 .19000E-03 20 Prefactor .91111 .80142E-01 .45684E-06 .32665E-03 ERR DEF= .500 Final values: Prefactor = 29.0689 Prefactor = 2.47154 Prefactor = 4.31877e-08 Prefactor = 2.1499 Prefactor = 1.42548 Prefactor = 2.14884e-07 Prefactor = 1.7325e-07 norm = 3.21116 norm = 2.77556e-10 Prefactor = 1.55098 Prefactor = 14.5136 Prefactor = 16.9245 Prefactor = 10.063 Prefactor = 1.55431e-07 Prefactor = 12.1956 Prefactor = 0.47223 norm = 5.7624 Prefactor = 3.24185e-08 Normalizat = 0.961821 Prefactor = 0.911114 ********** ** 18 **HESSE ********** FCN= 20575.85 FROM HESSE STATUS=OK 345 CALLS 1585 TOTAL EDM= .25E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 29.069 24.252 .18797E-03 -1.5600 2 Prefactor 2.4715 15.924 .68692E-03 -1.5677 3 Prefactor .43188E-07 28.531 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 2.1499 2.6240 .70660E-03 -1.5679 5 Prefactor 1.4255 1.1260 .90662E-04 -1.5684 6 Prefactor .21488E-06 10.108 .12089E-01 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .17325E-06 13.013 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 3.2112 1.2774 .56512E-03 -1.5672 9 norm .27756E-09 3.1793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 1.5510 3.6399 .85583E-03 -1.5683 11 Prefactor 14.514 3.9648 .26238E-03 -1.5632 12 Prefactor 16.925 6.3974 .24354E-03 -1.5626 13 Prefactor 10.063 7.5458 .31499E-03 -1.5645 14 Prefactor .15543E-06 15.556 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 12.196 6.1845 .28607E-03 -1.5638 16 Prefactor .47223 1.4425 .81865E-03 -1.5694 17 norm 5.7624 2.4655 .41835E-03 -1.5660 18 Prefactor .32419E-07 16.135 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Normalizat .96182 .12423 .71228E-01 -.94321 20 Prefactor .91111 .66353E-01 .45151E-01 -.95754 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.53906e-06 Minuit parameter uncertainties: 1 24.2522 2 12.5471 3 0.00221956 4 2.62403 5 1.12598 6 0.0029474 7 0.00300311 8 1.27735 9 6.13751e-05 10 3.63995 11 3.96476 12 6.39745 13 7.54583 14 0.00311018 15 6.18454 16 1.44255 17 2.46547 18 0.00144686 19 0.124271 20 0.0663591 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20575.8533116 Extracting fit parameters... 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 1.692e+01 6.397e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 2.249e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 536 Prefactor: 9.111e-01 6.636e-02 0.000e+00 1.000e+01 ( 1.000e+00) 537 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 538 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 535 Normalization: 9.618e-01 1.243e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 16.01 Ra Dec: 329.080 -0.604 Photon Index (Fixed Index): 2.25 +/- 0.00 Photon Flux (Fixed Index): 5.72e-08 +/- 2.16e-08 Energy Flux (Fixed Index): 2.35e-05 +/- 8.90e-06 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) = 20575.224509 delta logL = 0.628802510168 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 20575.2241475 delta logL = 0.629164106533 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 21.754 1.0000 .0000 .10000E+07 2 'Index ' 1.9355 1.0000 .0000 10.000 3 'Normalizat' .97959 1.0000 .10000E-01 10.000 4 'Prefactor ' .90562 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5390E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 20575.22 FROM MIGRAD STATUS=CONVERGED 99 CALLS 319 TOTAL EDM= .36E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 21.750 8.8978 .85784E-05 .10761E-02 2 Index 1.9354 .27456 .76897E-02 .91066E-04 3 Normalizat .97960 .14060 .31258E-03 .29533E-04 4 Prefactor .90562 .79297E-01 .18193E-03 .13747E-04 ERR DEF= .500 Final values: Prefactor = 21.7502 Index = 1.93536 Normalizat = 0.979596 Prefactor = 0.905623 ********** ** 18 **HESSE ********** FCN= 20575.22 FROM HESSE STATUS=OK 25 CALLS 344 TOTAL EDM= .17E-10 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 21.750 8.7956 .34314E-06 -1.5615 2 Index 1.9354 .27130 .30759E-03 -.65976 3 Normalizat .97960 .14068 .12503E-04 -.93717 4 Prefactor .90562 .79359E-01 .72773E-05 -.95945 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.72602e-11 Minuit parameter uncertainties: 1 8.79559 2 0.271509 3 0.140729 4 0.0793689 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) = 20575.2241471 delta logL = 0.629164479265 Extracting fit parameters... 4FGL J2156.3-0036 Spectrum: PowerLaw 299 Prefactor: 2.175e+01 8.796e+00 0.000e+00 1.000e+06 ( 1.000e-13) 300 Index: 1.935e+00 2.715e-01 0.000e+00 1.000e+01 (-1.000e+00) 301 Scale: 1.470e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 536 Prefactor: 9.056e-01 7.937e-02 0.000e+00 1.000e+01 ( 1.000e+00) 537 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 538 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 535 Normalization: 9.796e-01 1.407e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 17.29 Ra Dec: 329.080 -0.604 Photon Index (Free Index): 1.94 +/- 0.27 Photon Flux (Free Index): 4.22e-08 +/- 2.16e-08 Energy Flux (Free Index): 3.44e-05 +/- 1.89e-05 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/28186667/cmap_HighResolution_802051201_802656001_4FGL_J2156.3-0036_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET comment='SUCCESS', photon_flux='5.72e-08', energy_flux2='3.44e-05', photon_flux_error='2.16e-08', dlogl='6.29e-01', energy_flux='2.35e-05', photon_flux2='4.22e-08', job_status='DONE', time_completed='2026-06-09 20:05:33.763362', photon_index_error2='0.27', photon_index2='1.94', ts='16.01', fit_tolerance='1e-08', GAL='0.91', photon_index_error='0.00', energy_flux_error2='1.89e-05', EG='0.96', time_epoch_completed='1781060733.76', return_code='0', job_id='28186667', GAL2='0.91', EG2='0.98', return_code2='0', energy_flux_error='8.90e-06', photon_flux_error2='2.16e-08', ts2='17.29', photon_index='2.25' WHERE bin_id='931' AND source_name='4FGL J2156.3-0036' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 20:05:34 PDT 2026