********** ** 18 **HESSE ********** FCN= 22599.00 FROM HESSE STATUS=OK 308 CALLS 1709 TOTAL EDM= .78E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .13228E-05 34.341 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 norm .11102E-09 1.0817 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm .54112E-06 15.018 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 21.882 35.967 .21621E-03 -1.5614 5 Prefactor .66391E-07 16.344 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor .16653E-09 8.9541 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .11629E-05 33.487 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor 33.105 47.226 .17284E-03 -1.5593 9 Prefactor 4.4739 4.3245 .47664E-03 -1.5666 10 norm .16653E-09 1.0547 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 norm .23759E-06 14.629 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor 2.1707 2.8189 .69873E-03 -1.5678 13 norm 7.1441 4.7776 .37500E-03 -1.5655 14 Prefactor .57192 1.9490 .72718E-03 -1.5693 15 Prefactor 18.093 14.106 .23446E-03 -1.5623 16 Prefactor 1.5406 3.2794 .85792E-03 -1.5683 17 norm 26.597 26.794 .19605E-03 -1.5605 18 Normalizat 1.0121 .13238 .83731E-01 -.92626 19 Prefactor 1.0073 .55956E-01 .43750E-01 -.92486 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.78933e-06 Minuit parameter uncertainties: 1 0.0134801 2 2.18774e-05 3 0.00570129 4 35.9672 5 0.00208311 6 7.15989e-05 7 0.012481 8 47.2261 9 4.32447 10 2.75435e-05 11 0.00372876 12 2.81886 13 4.77758 14 1.94898 15 14.106 16 3.27939 17 26.7946 18 0.132423 19 0.0559594 /sdf/group/fermi/u/kocevski/software/conda/envs/fermitools_v1.0.5/lib/python2.7/site-packages/pyfits/__init__.py:22: PyFITSDeprecationWarning: PyFITS is deprecated, please use astropy.io.fits PyFITSDeprecationWarning) # noqa Likelihood Analysis Tool Support Contact: Daniel Kocevski (daniel.kocevski@nasa.gov) Importing modules... This is make3FGLxml version 01r0. The default diffuse model files and names are for pass 8 and assume you have v10r00p05 of the Fermi Science Tools or higher. This is make4FGLDR3xml version 01r09. The default diffuse model files and names are for P8R3, 4FGL DRs, and the default fermitools directory locations. WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). /sdf/group/fermi/u/kocevski/software/conda/envs/fermitools_v1.0.5/lib/python2.7/site-packages/matplotlib/cbook/deprecation.py:106: MatplotlibDeprecationWarning: The mpl_toolkits.axes_grid module was deprecated in version 2.1. Use mpl_toolkits.axes_grid1 and mpl_toolkits.axisartist provies the same functionality instead. warnings.warn(message, mplDeprecation, stacklevel=1) WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22599.0027788 Extracting fit parameters... 4FGL J1751.6+2921 Spectrum: PowerLaw 339 Prefactor: 1.163e-06 1.248e-02 0.000e+00 1.000e+06 ( 1.000e-13) 340 Index: 2.618e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 341 Scale: 7.773e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 696 Prefactor: 1.007e+00 5.596e-02 0.000e+00 1.000e+01 ( 1.000e+00) 697 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 698 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 695 Normalization: 1.012e+00 1.324e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 267.904 29.358 Photon Flux Upper Limit: 5.99318658142e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00469527738219 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28173605/likelihoodResults_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22599.0178102 delta logL = -0.0150314166713 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22598.7885171 delta logL = 0.214261719655 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .31910 1.0000 .0000 .10000E+07 2 'Index ' 5.0554 1.0000 .0000 10.000 3 'Normalizat' .98088 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0148 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6990E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 22598.79 FROM MIGRAD STATUS=CONVERGED 65 CALLS 257 TOTAL EDM= .12E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .31672 1.5153 .27006E-02 .54997E-01 2 Index 5.0593 1.0576 .29640 .13185E-03 3 Normalizat .98095 .12381E-01 .84906E-01 .51666E-04 4 Prefactor 1.0148 .53811E-02 .42696E-01 -.39293E-04 ERR DEF= .500 Final values: Prefactor = 0.316723 Index = 5.05926 Normalizat = 0.980952 Prefactor = 1.01482 ********** ** 18 **HESSE ********** FCN= 22598.79 FROM HESSE STATUS=NOT POSDEF 35 CALLS 292 TOTAL EDM= .28E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .31672 33.323 .10023E-03 -1.5697 2 Index 5.0593 7.1057 .86778E-02 .11853E-01 3 Normalizat .98095 .89045E-01 .37590E-03 -.93671 4 Prefactor 1.0148 .37894E-01 .16013E-03 -.92237 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.80822e-09 Minuit parameter uncertainties: 1 6.49749 2 10.867 3 0.089058 4 0.0378951 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22598.7885164 delta logL = 0.21426238538 Extracting fit parameters... 4FGL J1751.6+2921 Spectrum: PowerLaw 339 Prefactor: 3.167e-01 6.497e+00 0.000e+00 1.000e+06 ( 1.000e-13) 340 Index: 5.059e+00 1.087e+01 0.000e+00 1.000e+01 (-1.000e+00) 341 Scale: 7.773e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 696 Prefactor: 1.015e+00 3.790e-02 0.000e+00 1.000e+01 ( 1.000e+00) 697 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 698 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 695 Normalization: 9.810e-01 8.906e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 267.904 29.358 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/28173605/cmap_HighResolution_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='4.70e-03', job_status='DONE', photon_flux_upper_limit='5.99e-08', time_completed='2026-06-09 16:47:34.077757', job_id='28173605', GAL2='1.01', fit_tolerance='1e-08', EG2='0.98', EG='1.01', time_epoch_completed='1781048854.08', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='1.01', dlogl='2.14e-01', ts2='0.46', photon_index_error='0.00', photon_index='2.62' WHERE bin_id='931' AND source_name='4FGL J1751.6+2921' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 16:47:34 PDT 2026 number of points = 17382 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1751.6+2921_weekly_bin931 RA = 267.904, Dec = 29.3582 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='28173994', job_status='RUN', time_executed='2026-06-09 16:46:36.666734', time_epoch_executed='1781048796.67' WHERE source_name='4FGL J1751.6+2921' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28173994 Creating custom pfile directory: /lscratch/kocevski/28173994/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/28173994/ft1_4FGL_J1751.6+2921_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/28173994/ft2_4FGL_J1751.6+2921_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28173994/ft1_4FGL_J1751.6+2921_weekly_bin931.fits outfile=/lscratch/kocevski/28173994/ft1_filteredMKT_4FGL_J1751.6+2921_weekly_bin931.fits ra=267.904 dec=29.3582 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 5.03 user 4.45 sys 0.23 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28173994/ft2_4FGL_J1751.6+2921_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28173994/ft2_4FGL_J1751.6+2921_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/28173994/ft1_filteredMKT_4FGL_J1751.6+2921_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28173994/ft1_filtered_4FGL_J1751.6+2921_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 0.67 user 0.20 sys 0.13 Number of photons that the gtmktime cut: 2128 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28173994/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28173994/ft2_4FGL_J1751.6+2921_weekly_bin931.fits sctable="SC_DATA"number of points = 17382 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1751.6+2921_weekly_bin931 RA = 267.904, Dec = 29.3582 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='28174001', job_status='RUN', time_executed='2026-06-09 16:47:14.772982', time_epoch_executed='1781048834.77' WHERE source_name='4FGL J1751.6+2921' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28174001 Creating custom pfile directory: /lscratch/kocevski/28174001/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/28174001/ft1_4FGL_J1751.6+2921_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/28174001/ft2_4FGL_J1751.6+2921_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28174001/ft1_4FGL_J1751.6+2921_weekly_bin931.fits outfile=/lscratch/kocevski/28174001/ft1_filteredMKT_4FGL_J1751.6+2921_weekly_bin931.fits ra=267.904 dec=29.3582 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 5.20 user 4.50 sys 0.22 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28174001/ft2_4FGL_J1751.6+2921_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28174001/ft2_4FGL_J1751.6+2921_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/28174001/ft1_filteredMKT_4FGL_J1751.6+2921_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28174001/ft1_filtered_4FGL_J1751.6+2921_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 0.64 user 0.20 sys 0.15 Number of photons that the gtmktime cut: 2128 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28174001/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28174001/ft2_4FGL_J1751.6+2921_weekly_bin931.fits sctable="SC_DATA"Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22599.0027788 Extracting fit parameters... 4FGL J1751.6+2921 Spectrum: PowerLaw 339 Prefactor: 1.163e-06 1.248e-02 0.000e+00 1.000e+06 ( 1.000e-13) 340 Index: 2.618e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 341 Scale: 7.773e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 696 Prefactor: 1.007e+00 5.596e-02 0.000e+00 1.000e+01 ( 1.000e+00) 697 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 698 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 695 Normalization: 1.012e+00 1.324e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 267.904 29.358 Photon Flux Upper Limit: 5.99318658142e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00469527738219 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28173720/likelihoodResults_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22599.0178102 delta logL = -0.0150314166713 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22598.7885171 delta logL = 0.214261719655 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .31910 1.0000 .0000 .10000E+07 2 'Index ' 5.0554 1.0000 .0000 10.000 3 'Normalizat' .98088 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0148 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6990E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 22598.79 FROM MIGRAD STATUS=CONVERGED 65 CALLS 257 TOTAL EDM= .12E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .31672 1.5153 .27006E-02 .54997E-01 2 Index 5.0593 1.0576 .29640 .13185E-03 3 Normalizat .98095 .12381E-01 .84906E-01 .51666E-04 4 Prefactor 1.0148 .53811E-02 .42696E-01 -.39293E-04 ERR DEF= .500 Final values: Prefactor = 0.316723 Index = 5.05926 Normalizat = 0.980952 Prefactor = 1.01482 ********** ** 18 **HESSE ********** FCN= 22598.79 FROM HESSE STATUS=NOT POSDEF 35 CALLS 292 TOTAL EDM= .28E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .31672 33.323 .10023E-03 -1.5697 2 Index 5.0593 7.1057 .86778E-02 .11853E-01 3 Normalizat .98095 .89045E-01 .37590E-03 -.93671 4 Prefactor 1.0148 .37894E-01 .16013E-03 -.92237 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.80822e-09 Minuit parameter uncertainties: 1 6.49749 2 10.867 3 0.089058 4 0.0378951 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22598.7885164 delta logL = 0.21426238538 Extracting fit parameters... 4FGL J1751.6+2921 Spectrum: PowerLaw 339 Prefactor: 3.167e-01 6.497e+00 0.000e+00 1.000e+06 ( 1.000e-13) 340 Index: 5.059e+00 1.087e+01 0.000e+00 1.000e+01 (-1.000e+00) 341 Scale: 7.773e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 696 Prefactor: 1.015e+00 3.790e-02 0.000e+00 1.000e+01 ( 1.000e+00) 697 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 698 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 695 Normalization: 9.810e-01 8.906e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 267.904 29.358 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/28173720/cmap_HighResolution_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='4.70e-03', job_status='DONE', photon_flux_upper_limit='5.99e-08', time_completed='2026-06-09 16:49:01.678634', job_id='28173720', GAL2='1.01', fit_tolerance='1e-08', EG2='0.98', EG='1.01', time_epoch_completed='1781048941.68', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='1.01', dlogl='2.14e-01', ts2='0.46', photon_index_error='0.00', photon_index='2.62' WHERE bin_id='931' AND source_name='4FGL J1751.6+2921' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 16:49:01 PDT 2026 outfile=/lscratch/kocevski/28173994/ltcube_802051201_802656001_4FGL_J1751.6+2921_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/28173994/ft2_4FGL_J1751.6+2921_weekly_bin931.fits .....................! real 17.23 user 16.65 sys 0.21 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28173994/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28173994/ft2_4FGL_J1751.6+2921_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28173994/ltcube_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits outfile=/lscratch/kocevski/28173994/expmap_802051201_802656001_4FGL_J1751.6+2921_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/28173994/ltcube_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits .....................! real 66.90 user 61.85 sys 3.93 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 210 point sources and 0 extended sources Setting source of interest to: 4FGL J1751.6+2921 @ 267.904 29.3582 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/28173994/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits scfile=/lscratch/kocevski/28173994/ft2_4FGL_J1751.6+2921_weekly_bin931.fits outfile=/lscratch/kocevski/28173994/cmap_802051201_802656001_4FGL_J1751.6+2921_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=267.904 yref=29.3582 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 0.61 user 0.23 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28173994/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits scfile=/lscratch/kocevski/28173994/ft2_4FGL_J1751.6+2921_weekly_bin931.fits outfile=/lscratch/kocevski/28173994/cmap_HighResolution_802051201_802656001_4FGL_J1751.6+2921_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=267.904 yref=29.3582 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.58 user 0.22 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28173994/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28173994/ft2_4FGL_J1751.6+2921_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28173994/Model_4FGL_J1751.6+2921_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 sourc outfile=/lscratch/kocevski/28174001/ltcube_802051201_802656001_4FGL_J1751.6+2921_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/28174001/ft2_4FGL_J1751.6+2921_weekly_bin931.fits .....................! real 17.37 user 16.70 sys 0.24 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28174001/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28174001/ft2_4FGL_J1751.6+2921_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28174001/ltcube_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits outfile=/lscratch/kocevski/28174001/expmap_802051201_802656001_4FGL_J1751.6+2921_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/28174001/ltcube_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits .....................! real 66.60 user 61.63 sys 4.01 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 210 point sources and 0 extended sources Setting source of interest to: 4FGL J1751.6+2921 @ 267.904 29.3582 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/28174001/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits scfile=/lscratch/kocevski/28174001/ft2_4FGL_J1751.6+2921_weekly_bin931.fits outfile=/lscratch/kocevski/28174001/cmap_802051201_802656001_4FGL_J1751.6+2921_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=267.904 yref=29.3582 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 0.70 user 0.22 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28174001/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits scfile=/lscratch/kocevski/28174001/ft2_4FGL_J1751.6+2921_weekly_bin931.fits outfile=/lscratch/kocevski/28174001/cmap_HighResolution_802051201_802656001_4FGL_J1751.6+2921_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=267.904 yref=29.3582 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 0.57 user 0.23 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28174001/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28174001/ft2_4FGL_J1751.6+2921_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28174001/Model_4FGL_J1751.6+2921_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/28173994/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits.....................! real 64.24 user 62.68 sys 0.79 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28173994/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits', '/lscratch/kocevski/28173994/ft2_4FGL_J1751.6+2921_weekly_bin931.fits', expMap='/lscratch/kocevski/28173994/expmap_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits', expCube='/lscratch/kocevski/28173994/ltcube_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28173994/Model_4FGL_J1751.6+2921_weekly_bin931.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1751.6+2921' 4FGL J1751.6+2921 Spectrum: PowerLaw 339 Prefactor: 9.593e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 340 Index: 2.618e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 341 Scale: 7.773e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/28173994/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28173994/ft2_4FGL_J1751.6+2921_weekly_bin931.fits Exposure map: /lscratch/kocevski/28173994/expmap_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28173994/ltcube_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28173994/Model_4FGL_J1751.6+2921_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) = 22599.0297968 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22599.0032749 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .22074E-03 1.0000 .0000 .10000E+07 2 'norm ' .31869E-06 1.0000 .0000 .10000E+07 3 'norm ' .17966E-03 1.0000 .0000 .10000E+07 4 'Prefactor ' 21.403 1.0000 .0000 .10000E+07 5 'Prefactor ' .10829E-02 1.0000 .0000 .10000E+07 6 'Prefactor ' .81706E-04 1.0000 .0000 .10000E+07 7 'Prefactor ' .65480E-03 1.0000 .0000 .10000E+07 8 'Prefactor ' 33.482 1.0000 .0000 .10000E+07 9 'Prefactor ' 4.4586 1.0000 .0000 .10000E+07 10 'norm ' .24641E-06 1.0000 .0000 .10000E+07 11 'norm ' .98971E-03 1.0000 .0000 .10000E+07 12 'Prefactor ' 2.1703 1.0000 .0000 .10000E+07 13 'norm ' 7.1465 1.0000 .0000 .10000E+07 14 'Prefactor ' .56184 1.0000 .0000 .10000E+07 15 'Prefactor ' 18.205 1.0000 .0000 .10000E+07 16 'Prefactor ' 1.5427 1.0000 .0000 .10000E+07 17 'norm ' 26.027 1.0000 .0000 .10000E+07 18 'Normalizat' 1.0122 1.0000 .10000E-01 10.000 19 'Prefactor ' 1.0073 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6990E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 22599.00 FROM MIGRAD STATUS=CONVERGED 127 CALLS 1401 TOTAL EDM= .52E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .13228E-05 19.067 -.35562E-05** at limit ** 2 norm .11102E-09 1.0816 .51528E-06** at limit ** 3 norm .54112E-06 5.7706 -.17415E-05** at limit ** 4 Prefactor 21.882 32.245 .89752E-05 -.65296E-02 5 Prefactor .66391E-07 14.746 -.24643E-05** at limit ** 6 Prefactor .16653E-09 8.9699 -.14273E-05** at limit ** 7 Prefactor .11629E-05 18.742 .35230E-05** at limit ** 8 Prefactor 33.105 10.941 .24652E-05 -.54455E-01 9 Prefactor 4.4739 4.3136 .20835E-06 -.37993E-03 10 norm .16653E-09 1.0970 .18971E-06** at limit ** 11 norm .23759E-06 10.900 .12331E-05** at limit ** 12 Prefactor 2.1707 2.8058 .31151E-06 -.36667E-02 13 norm 7.1441 4.7728 .82812E-07 .17743E-02 14 Prefactor .57192 1.9081 .48128E-06 -.14364E-02 15 Prefactor 18.093 13.890 -.18630E-05 -.81755E-02 16 Prefactor 1.5406 3.2412 -.12024E-05 -.18297E-02 17 norm 26.597 4.7221 -.89448E-06 -.23315E-01 18 Normalizat 1.0121 .15325 -.46870E-05 .87131E-04 19 Prefactor 1.0073 .65593E-01 .46261E-06 -.44863E-03 ERR DEF= .500 Final values: Prefactor = 1.32283e-06 norm = 1.11022e-10 norm = 5.41123e-07 Prefactor = 21.8815 Prefactor = 6.63913e-08 Prefactor = 1.66533e-10 Prefactor = 1.1629e-06 Prefactor = 33.1054 Prefactor = 4.47389 norm = 1.66533e-10 norm = 2.37588e-07 Prefactor = 2.17066 norm = 7.14414 Prefactor = 0.571924 Prefactor = 18.0931 Prefactor = 1.54056 norm = 26.5965 Normalizat = 1.0121 Prefactor = 1.00733 ********** ** 18 **HESSE ********** FCN= 22599.00 FROM HESSE STATUS=OK 308 CALLS 1709 TOTAL EDM= .78E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .13228E-05 34.341 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 norm .11102E-09 1.0817 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm .54112E-06 15.018 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 21.882 35.967 .21621E-03 -1.5614 5 Prefactor .66391E-07 16.344 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor .16653E-09 8.9541 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .11629E-05 33.487 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor 33.105 47.226 .17284E-03 -1.5593 9 Prefactor 4.4739 4.3245 .47664E-03 -1.5666 10 norm .16653E-09 1.0547 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 norm .23759E-06 14.629 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor 2.1707 2.8189 .69873E-03 -1.5678 13 norm 7.1441 4.7776 .37500E-03 -1.5655 14 Prefactor .57192 1.9490 .72718E-03 -1.5693 15 Prefactor 18.093 14.106 .23446E-03 -1.5623 16 Prefactor 1.5406 3.2794 .85792E-03 -1.5683 17 norm 26.597 26.794 .19605E-03 -1.5605 18 Normalizat 1.0121 .13238 .83731E-01 -.92626 19 Prefactor 1.0073 .55956E-01 .43750E-01 -.92486 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.78933e-06 Minuit parameter uncertainties: 1 0.0134801 2 2.18774e-05 3 0.00570129 4 35.9672 5 0.00208311 6 7.15989e-05 7 0.012481 8 47.2261 9 4.32447 10 2.75435e-05 11 0.00372876 12 2.81886 13 4.77758 14 1.94898 15 14.106 16 3.27939 17 26.7946 18 0.132423 19 0.0559594 e GAL_V02 Working on... /lscratch/kocevski/28174001/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits.....................! real 63.86 user 62.19 sys 0.79 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28174001/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits', '/lscratch/kocevski/28174001/ft2_4FGL_J1751.6+2921_weekly_bin931.fits', expMap='/lscratch/kocevski/28174001/expmap_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits', expCube='/lscratch/kocevski/28174001/ltcube_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28174001/Model_4FGL_J1751.6+2921_weekly_bin931.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1751.6+2921' 4FGL J1751.6+2921 Spectrum: PowerLaw 339 Prefactor: 9.593e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 340 Index: 2.618e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 341 Scale: 7.773e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/28174001/ft1_filtered_4FGL_J1751.6+2921_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28174001/ft2_4FGL_J1751.6+2921_weekly_bin931.fits Exposure map: /lscratch/kocevski/28174001/expmap_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28174001/ltcube_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28174001/Model_4FGL_J1751.6+2921_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) = 22599.0297968 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22599.0032749 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .22074E-03 1.0000 .0000 .10000E+07 2 'norm ' .31869E-06 1.0000 .0000 .10000E+07 3 'norm ' .17966E-03 1.0000 .0000 .10000E+07 4 'Prefactor ' 21.403 1.0000 .0000 .10000E+07 5 'Prefactor ' .10829E-02 1.0000 .0000 .10000E+07 6 'Prefactor ' .81706E-04 1.0000 .0000 .10000E+07 7 'Prefactor ' .65480E-03 1.0000 .0000 .10000E+07 8 'Prefactor ' 33.482 1.0000 .0000 .10000E+07 9 'Prefactor ' 4.4586 1.0000 .0000 .10000E+07 10 'norm ' .24641E-06 1.0000 .0000 .10000E+07 11 'norm ' .98971E-03 1.0000 .0000 .10000E+07 12 'Prefactor ' 2.1703 1.0000 .0000 .10000E+07 13 'norm ' 7.1465 1.0000 .0000 .10000E+07 14 'Prefactor ' .56184 1.0000 .0000 .10000E+07 15 'Prefactor ' 18.205 1.0000 .0000 .10000E+07 16 'Prefactor ' 1.5427 1.0000 .0000 .10000E+07 17 'norm ' 26.027 1.0000 .0000 .10000E+07 18 'Normalizat' 1.0122 1.0000 .10000E-01 10.000 19 'Prefactor ' 1.0073 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6990E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 22599.00 FROM MIGRAD STATUS=CONVERGED 127 CALLS 1401 TOTAL EDM= .52E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 2.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .13228E-05 19.067 -.35562E-05** at limit ** 2 norm .11102E-09 1.0816 .51528E-06** at limit ** 3 norm .54112E-06 5.7706 -.17415E-05** at limit ** 4 Prefactor 21.882 32.245 .89752E-05 -.65296E-02 5 Prefactor .66391E-07 14.746 -.24643E-05** at limit ** 6 Prefactor .16653E-09 8.9699 -.14273E-05** at limit ** 7 Prefactor .11629E-05 18.742 .35230E-05** at limit ** 8 Prefactor 33.105 10.941 .24652E-05 -.54455E-01 9 Prefactor 4.4739 4.3136 .20835E-06 -.37993E-03 10 norm .16653E-09 1.0970 .18971E-06** at limit ** 11 norm .23759E-06 10.900 .12331E-05** at limit ** 12 Prefactor 2.1707 2.8058 .31151E-06 -.36667E-02 13 norm 7.1441 4.7728 .82812E-07 .17743E-02 14 Prefactor .57192 1.9081 .48128E-06 -.14364E-02 15 Prefactor 18.093 13.890 -.18630E-05 -.81755E-02 16 Prefactor 1.5406 3.2412 -.12024E-05 -.18297E-02 17 norm 26.597 4.7221 -.89448E-06 -.23315E-01 18 Normalizat 1.0121 .15325 -.46870E-05 .87131E-04 19 Prefactor 1.0073 .65593E-01 .46261E-06 -.44863E-03 ERR DEF= .500 Final values: Prefactor = 1.32283e-06 norm = 1.11022e-10 norm = 5.41123e-07 Prefactor = 21.8815 Prefactor = 6.63913e-08 Prefactor = 1.66533e-10 Prefactor = 1.1629e-06 Prefactor = 33.1054 Prefactor = 4.47389 norm = 1.66533e-10 norm = 2.37588e-07 Prefactor = 2.17066 norm = 7.14414 Prefactor = 0.571924 Prefactor = 18.0931 Prefactor = 1.54056 norm = 26.5965 Normalizat = 1.0121 Prefactor = 1.00733 ********** ** 18 **HESSE ********** FCN= 22599.00 FROM HESSE STATUS=OK 308 CALLS 1709 TOTAL EDM= .78E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .13228E-05 34.341 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 norm .11102E-09 1.0817 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm .54112E-06 15.018 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 21.882 35.967 .21621E-03 -1.5614 5 Prefactor .66391E-07 16.344 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor .16653E-09 8.9541 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .11629E-05 33.487 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 Prefactor 33.105 47.226 .17284E-03 -1.5593 9 Prefactor 4.4739 4.3245 .47664E-03 -1.5666 10 norm .16653E-09 1.0547 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 norm .23759E-06 14.629 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor 2.1707 2.8189 .69873E-03 -1.5678 13 norm 7.1441 4.7776 .37500E-03 -1.5655 14 Prefactor .57192 1.9490 .72718E-03 -1.5693 15 Prefactor 18.093 14.106 .23446E-03 -1.5623 16 Prefactor 1.5406 3.2794 .85792E-03 -1.5683 17 norm 26.597 26.794 .19605E-03 -1.5605 18 Normalizat 1.0121 .13238 .83731E-01 -.92626 19 Prefactor 1.0073 .55956E-01 .43750E-01 -.92486 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.78933e-06 Minuit parameter uncertainties: 1 0.0134801 2 2.18774e-05 3 0.00570129 4 35.9672 5 0.00208311 6 7.15989e-05 7 0.012481 8 47.2261 9 4.32447 10 2.75435e-05 11 0.00372876 12 2.81886 13 4.77758 14 1.94898 15 14.106 16 3.27939 17 26.7946 18 0.132423 19 0.0559594 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22599.0027788 Extracting fit parameters... 4FGL J1751.6+2921 Spectrum: PowerLaw 339 Prefactor: 1.163e-06 1.248e-02 0.000e+00 1.000e+06 ( 1.000e-13) 340 Index: 2.618e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 341 Scale: 7.773e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 696 Prefactor: 1.007e+00 5.596e-02 0.000e+00 1.000e+01 ( 1.000e+00) 697 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 698 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 695 Normalization: 1.012e+00 1.324e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 267.904 29.358 Photon Flux Upper Limit: 5.99318658142e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00469527738219 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28173994/likelihoodResults_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22599.0178102 delta logL = -0.0150314166713 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22598.7885171 delta logL = 0.214261719655 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .31910 1.0000 .0000 .10000E+07 2 'Index ' 5.0554 1.0000 .0000 10.000 3 'Normalizat' .98088 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0148 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6990E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 22598.79 FROM MIGRAD STATUS=CONVERGED 65 CALLS 257 TOTAL EDM= .12E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .31672 1.5153 .27006E-02 .54997E-01 2 Index 5.0593 1.0576 .29640 .13185E-03 3 Normalizat .98095 .12381E-01 .84906E-01 .51666E-04 4 Prefactor 1.0148 .53811E-02 .42696E-01 -.39293E-04 ERR DEF= .500 Final values: Prefactor = 0.316723 Index = 5.05926 Normalizat = 0.980952 Prefactor = 1.01482 ********** ** 18 **HESSE ********** FCN= 22598.79 FROM HESSE STATUS=NOT POSDEF 35 CALLS 292 TOTAL EDM= .28E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .31672 33.323 .10023E-03 -1.5697 2 Index 5.0593 7.1057 .86778E-02 .11853E-01 3 Normalizat .98095 .89045E-01 .37590E-03 -.93671 4 Prefactor 1.0148 .37894E-01 .16013E-03 -.92237 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.80822e-09 Minuit parameter uncertainties: 1 6.49749 2 10.867 3 0.089058 4 0.0378951 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22598.7885164 delta logL = 0.21426238538 Extracting fit parameters... 4FGL J1751.6+2921 Spectrum: PowerLaw 339 Prefactor: 3.167e-01 6.497e+00 0.000e+00 1.000e+06 ( 1.000e-13) 340 Index: 5.059e+00 1.087e+01 0.000e+00 1.000e+01 (-1.000e+00) 341 Scale: 7.773e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 696 Prefactor: 1.015e+00 3.790e-02 0.000e+00 1.000e+01 ( 1.000e+00) 697 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 698 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 695 Normalization: 9.810e-01 8.906e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 267.904 29.358 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/28173994/cmap_HighResolution_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='4.70e-03', job_status='DONE', photon_flux_upper_limit='5.99e-08', time_completed='2026-06-09 16:56:58.519669', job_id='28173994', GAL2='1.01', fit_tolerance='1e-08', EG2='0.98', EG='1.01', time_epoch_completed='1781049418.52', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='1.01', dlogl='2.14e-01', ts2='0.46', photon_index_error='0.00', photon_index='2.62' WHERE bin_id='931' AND source_name='4FGL J1751.6+2921' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 16:56:58 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22599.0027788 Extracting fit parameters... 4FGL J1751.6+2921 Spectrum: PowerLaw 339 Prefactor: 1.163e-06 1.248e-02 0.000e+00 1.000e+06 ( 1.000e-13) 340 Index: 2.618e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 341 Scale: 7.773e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 696 Prefactor: 1.007e+00 5.596e-02 0.000e+00 1.000e+01 ( 1.000e+00) 697 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 698 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 695 Normalization: 1.012e+00 1.324e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 267.904 29.358 Photon Flux Upper Limit: 5.99318658142e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00469527738219 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28174001/likelihoodResults_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22599.0178102 delta logL = -0.0150314166713 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22598.7885171 delta logL = 0.214261719655 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .31910 1.0000 .0000 .10000E+07 2 'Index ' 5.0554 1.0000 .0000 10.000 3 'Normalizat' .98088 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0148 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6990E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 22598.79 FROM MIGRAD STATUS=CONVERGED 65 CALLS 257 TOTAL EDM= .12E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .31672 1.5153 .27006E-02 .54997E-01 2 Index 5.0593 1.0576 .29640 .13185E-03 3 Normalizat .98095 .12381E-01 .84906E-01 .51666E-04 4 Prefactor 1.0148 .53811E-02 .42696E-01 -.39293E-04 ERR DEF= .500 Final values: Prefactor = 0.316723 Index = 5.05926 Normalizat = 0.980952 Prefactor = 1.01482 ********** ** 18 **HESSE ********** FCN= 22598.79 FROM HESSE STATUS=NOT POSDEF 35 CALLS 292 TOTAL EDM= .28E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .31672 33.323 .10023E-03 -1.5697 2 Index 5.0593 7.1057 .86778E-02 .11853E-01 3 Normalizat .98095 .89045E-01 .37590E-03 -.93671 4 Prefactor 1.0148 .37894E-01 .16013E-03 -.92237 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.80822e-09 Minuit parameter uncertainties: 1 6.49749 2 10.867 3 0.089058 4 0.0378951 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 22598.7885164 delta logL = 0.21426238538 Extracting fit parameters... 4FGL J1751.6+2921 Spectrum: PowerLaw 339 Prefactor: 3.167e-01 6.497e+00 0.000e+00 1.000e+06 ( 1.000e-13) 340 Index: 5.059e+00 1.087e+01 0.000e+00 1.000e+01 (-1.000e+00) 341 Scale: 7.773e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 696 Prefactor: 1.015e+00 3.790e-02 0.000e+00 1.000e+01 ( 1.000e+00) 697 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 698 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 695 Normalization: 9.810e-01 8.906e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 267.904 29.358 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/28174001/cmap_HighResolution_802051201_802656001_4FGL_J1751.6+2921_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='4.70e-03', job_status='DONE', photon_flux_upper_limit='5.99e-08', time_completed='2026-06-09 16:57:40.459806', job_id='28174001', GAL2='1.01', fit_tolerance='1e-08', EG2='0.98', EG='1.01', time_epoch_completed='1781049460.46', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='1.01', dlogl='2.14e-01', ts2='0.46', photon_index_error='0.00', photon_index='2.62' WHERE bin_id='931' AND source_name='4FGL J1751.6+2921' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 16:57:40 PDT 2026