********** ** 18 **HESSE ********** FCN= 16268.63 FROM HESSE STATUS=OK 177 CALLS 900 TOTAL EDM= .91E-07 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 3.2553 4.5823 .56610E-03 -1.5672 2 Prefactor .0000 .97401 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor .11102E-09 17.285 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 norm .0000 .19796E-01 .85673E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 1.9895 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 11.364 9.7169 .29507E-03 -1.5641 7 Prefactor 6.2619 3.8565 .40082E-03 -1.5658 8 Prefactor 1.4481 63.066 .70293E-03 -1.5684 9 Prefactor .21094E-08 11.667 .14424E-01 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 7.5533 7.7671 .36576E-03 -1.5653 11 norm .0000 .32422 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Normalizat .90620 .12121 .68260E-01 -.96242 13 Prefactor .95614 .68482E-01 .45714E-01 -.94206 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 9.1132e-08 Minuit parameter uncertainties: 1 4.5823 2 8.3494e-07 3 8.08994e-05 4 4.21515e-08 5 1.05394e-05 6 9.71696 7 3.8565 8 19.1129 9 0.000315259 10 7.76714 11 1.00673e-06 12 0.121246 13 0.0684877 e GAL_V02 Working on... /lscratch/kocevski/28171903/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits.....................! real 40.51 user 38.81 sys 0.91 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28171903/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits', '/lscratch/kocevski/28171903/ft2_4FGL_J1644.9+2620_weekly_bin931.fits', expMap='/lscratch/kocevski/28171903/expmap_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits', expCube='/lscratch/kocevski/28171903/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28171903/Model_4FGL_J1644.9+2620_weekly_bin931.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1644.9+2620' 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 4.478e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 2.787e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/28171903/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28171903/ft2_4FGL_J1644.9+2620_weekly_bin931.fits Exposure map: /lscratch/kocevski/28171903/expmap_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28171903/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28171903/Model_4FGL_J1644.9+2620_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) = 16268.6681875 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 16268.6299542 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 3.2005 1.0000 .0000 .10000E+07 2 'Prefactor ' .27756E-07 1.0000 .0000 .10000E+07 3 'Prefactor ' .23877E-02 1.0000 .0000 .10000E+07 4 'norm ' .94369E-09 1.0000 .0000 .10000E+07 5 'Prefactor ' .85987E-05 1.0000 .0000 .10000E+07 6 'Prefactor ' 11.507 1.0000 .0000 .10000E+07 7 'Prefactor ' 6.2645 1.0000 .0000 .10000E+07 8 'Prefactor ' 2.1474 1.0000 .0000 .10000E+07 9 'Prefactor ' .82551E-01 1.0000 .0000 .10000E+07 10 'Prefactor ' 7.5084 1.0000 .0000 .10000E+07 11 'norm ' .27589E-07 1.0000 .0000 .10000E+07 12 'Normalizat' .90571 1.0000 .10000E-01 10.000 13 'Prefactor ' .95593 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6380E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 16268.63 FROM MIGRAD STATUS=CONVERGED 115 CALLS 723 TOTAL EDM= .45E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.9% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.2553 4.5699 .28619E-06 .19819E-05 2 Prefactor .0000 .98180 -.46594E-06** at limit ** 3 Prefactor .11102E-09 17.514 .82083E-06** at limit ** 4 norm .0000 .25059E-01 .61208E-08** at limit ** 5 Prefactor .0000 1.9871 .16883E-05** at limit ** 6 Prefactor 11.364 9.7199 .98528E-07 .10833E-03 7 Prefactor 6.2619 3.8054 -.25090E-06 -.18222E-02 8 Prefactor 1.4481 60.749 -.10841E-05 -.44141E-03 9 Prefactor .21094E-08 115.34 -.12490E-04** at limit ** 10 Prefactor 7.5533 7.7633 -.27786E-06 .87873E-04 11 norm .0000 .32382 -.43957E-07** at limit ** 12 Normalizat .90620 .14462 .33324E-06 -.65158E-04 13 Prefactor .95614 .82280E-01 .20490E-05 -.20919E-03 ERR DEF= .500 Final values: Prefactor = 3.25533 Prefactor = 0 Prefactor = 1.11022e-10 norm = 0 Prefactor = 0 Prefactor = 11.3645 Prefactor = 6.26193 Prefactor = 1.44807 Prefactor = 2.10942e-09 Prefactor = 7.55334 norm = 0 Normalizat = 0.906205 Prefactor = 0.956141 /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). ********** ** 18 **HESSE ********** FCN= 16268.63 FROM HESSE STATUS=OK 177 CALLS 900 TOTAL EDM= .91E-07 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 3.2553 4.5823 .56610E-03 -1.5672 2 Prefactor .0000 .97401 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor .11102E-09 17.285 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 norm .0000 .19796E-01 .85673E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 1.9895 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 11.364 9.7169 .29507E-03 -1.5641 7 Prefactor 6.2619 3.8565 .40082E-03 -1.5658 8 Prefactor 1.4481 63.066 .70293E-03 -1.5684 9 Prefactor .21094E-08 11.667 .14424E-01 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 7.5533 7.7671 .36576E-03 -1.5653 11 norm .0000 .32422 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Normalizat .90620 .12121 .68260E-01 -.96242 13 Prefactor .95614 .68482E-01 .45714E-01 -.94206 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 9.1132e-08 Minuit parameter uncertainties: 1 4.5823 2 8.3494e-07 3 8.08994e-05 4 4.21515e-08 5 1.05394e-05 6 9.71696 7 3.8565 8 19.1129 9 0.000315259 10 7.76714 11 1.00673e-06 12 0.121246 13 0.0684877 number of points = 17382 number of fields = 31 RA_SUN column already exists. File will not be modified. e GAL_V02 Working on... /lscratch/kocevski/28171905/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits.....................! real 39.04 user 37.48 sys 0.81 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28171905/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits', '/lscratch/kocevski/28171905/ft2_4FGL_J1644.9+2620_weekly_bin931.fits', expMap='/lscratch/kocevski/28171905/expmap_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits', expCube='/lscratch/kocevski/28171905/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28171905/Model_4FGL_J1644.9+2620_weekly_bin931.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1644.9+2620' 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 4.478e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 2.787e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/28171905/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28171905/ft2_4FGL_J1644.9+2620_weekly_bin931.fits Exposure map: /lscratch/kocevski/28171905/expmap_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28171905/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28171905/Model_4FGL_J1644.9+2620_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) = 16268.6681875 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 16268.6299542 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 3.2005 1.0000 .0000 .10000E+07 2 'Prefactor ' .27756E-07 1.0000 .0000 .10000E+07 3 'Prefactor ' .23877E-02 1.0000 .0000 .10000E+07 4 'norm ' .94369E-09 1.0000 .0000 .10000E+07 5 'Prefactor ' .85987E-05 1.0000 .0000 .10000E+07 6 'Prefactor ' 11.507 1.0000 .0000 .10000E+07 7 'Prefactor ' 6.2645 1.0000 .0000 .10000E+07 8 'Prefactor ' 2.1474 1.0000 .0000 .10000E+07 9 'Prefactor ' .82551E-01 1.0000 .0000 .10000E+07 10 'Prefactor ' 7.5084 1.0000 .0000 .10000E+07 11 'norm ' .27589E-07 1.0000 .0000 .10000E+07 12 'Normalizat' .90571 1.0000 .10000E-01 10.000 13 'Prefactor ' .95593 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6380E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 16268.63 FROM MIGRAD STATUS=CONVERGED 115 CALLS 723 TOTAL EDM= .45E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.9% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.2553 4.5699 .28619E-06 .19819E-05 2 Prefactor .0000 .98180 -.46594E-06** at limit ** 3 Prefactor .11102E-09 17.514 .82083E-06** at limit ** 4 norm .0000 .25059E-01 .61208E-08** at limit ** 5 Prefactor .0000 1.9871 .16883E-05** at limit ** 6 Prefactor 11.364 9.7199 .98528E-07 .10833E-03 7 Prefactor 6.2619 3.8054 -.25090E-06 -.18222E-02 8 Prefactor 1.4481 60.749 -.10841E-05 -.44141E-03 9 Prefactor .21094E-08 115.34 -.12490E-04** at limit ** 10 Prefactor 7.5533 7.7633 -.27786E-06 .87873E-04 11 norm .0000 .32382 -.43957E-07** at limit ** 12 Normalizat .90620 .14462 .33324E-06 -.65158E-04 13 Prefactor .95614 .82280E-01 .20490E-05 -.20919E-03 ERR DEF= .500 Final values: Prefactor = 3.25533 Prefactor = 0 Prefactor = 1.11022e-10 norm = 0 Prefactor = 0 Prefactor = 11.3645 Prefactor = 6.26193 Prefactor = 1.44807 Prefactor = 2.10942e-09 Prefactor = 7.55334 norm = 0 Normalizat = 0.906205 Prefactor = 0.956141 Done. Performing analysis on: 4FGL_J1644.9+2620_weekly_bin931 RA = 251.232, Dec = 26.3465 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='28171946', job_status='RUN', time_executed='2026-06-09 15:17:57.999192', time_epoch_executed='1781043478.0' WHERE source_name='4FGL J1644.9+2620' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28171946 Creating custom pfile directory: /lscratch/kocevski/28171946/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/28171946/ft1_4FGL_J1644.9+2620_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/28171946/ft2_4FGL_J1644.9+2620_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28171946/ft1_4FGL_J1644.9+2620_weekly_bin931.fits outfile=/lscratch/kocevski/28171946/ft1_filteredMKT_4FGL_J1644.9+2620_weekly_bin931.fits ra=251.232 dec=26.3465 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 4.65 user 4.09 sys 0.23 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28171946/ft2_4FGL_J1644.9+2620_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28171946/ft2_4FGL_J1644.9+2620_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/28171946/ft1_filteredMKT_4FGL_J1644.9+2620_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28171946/ft1_filtered_4FGL_J1644.9+2620_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 0.74 user 0.19 sys 0.14 Number of photons that the gtmktime cut: 1512 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28171946/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28171946/ft2_4FGL_J1644.9+2620_weekly_bin931.fits sctable="SC_DATA" ********** ** 18 **HESSE ********** FCN= 16268.63 FROM HESSE STATUS=OK 177 CALLS 900 TOTAL EDM= .91E-07 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 3.2553 4.5823 .56610E-03 -1.5672 2 Prefactor .0000 .97401 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor .11102E-09 17.285 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 norm .0000 .19796E-01 .85673E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 1.9895 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 11.364 9.7169 .29507E-03 -1.5641 7 Prefactor 6.2619 3.8565 .40082E-03 -1.5658 8 Prefactor 1.4481 63.066 .70293E-03 -1.5684 9 Prefactor .21094E-08 11.667 .14424E-01 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 7.5533 7.7671 .36576E-03 -1.5653 11 norm .0000 .32422 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Normalizat .90620 .12121 .68260E-01 -.96242 13 Prefactor .95614 .68482E-01 .45714E-01 -.94206 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 9.1132e-08 Minuit parameter uncertainties: 1 4.5823 2 8.3494e-07 3 8.08994e-05 4 4.21515e-08 5 1.05394e-05 6 9.71696 7 3.8565 8 19.1129 9 0.000315259 10 7.76714 11 1.00673e-06 12 0.121246 13 0.0684877 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 16268.6285833 Extracting fit parameters... 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 1.136e+01 9.717e+00 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 2.787e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 635 Prefactor: 9.561e-01 6.849e-02 0.000e+00 1.000e+01 ( 1.000e+00) 636 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 637 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 634 Normalization: 9.062e-01 1.212e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 1.68 Ra Dec: 251.232 26.346 Photon Index (Fixed Index): 2.79 +/- 0.00 Photon Flux (Fixed Index): 3.55e-08 +/- 3.03e-08 Energy Flux (Fixed Index): 8.02e-06 +/- 6.86e-06 TS (Fixed Index): 1.68 Ra Dec: 251.232 26.346 Photon Flux Upper Limit: 9.34154048519e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00739005622609 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28171892/likelihoodResults_802051201_802656001_4FGL_J1644.9+2620_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): 0 logL (Free Index) = 16267.8677878 delta logL = 0.760795508593 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 16267.8236074 delta logL = 0.804975859017 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 3.3395 1.0000 .0000 .10000E+07 2 'Index ' 4.4930 1.0000 .0000 10.000 3 'Normalizat' .86409 1.0000 .10000E-01 10.000 4 'Prefactor ' .97355 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6380E+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. MIGRAD TERMINATED WITHOUT CONVERGENCE. FCN= 16267.82 FROM MIGRAD STATUS=FAILED 82 CALLS 287 TOTAL EDM= .49E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3389 59.861 .13500E-04 -.46290E-01 2 Index 4.4931 7.2437 .97633E-02 -.65145E-03 3 Normalizat .86409 .12192 .30845E-03 -.11277E-02 4 Prefactor .97355 .70465E-01 .16616E-03 -.16641E-02 ERR DEF= .500 START SIMPLEX MINIMIZATION. CONVERGENCE WHEN EDM .LT. .20E-04 SIMPLEX MINIMIZATION HAS CONVERGED. FCN= 16267.82 FROM SIMPLEX STATUS=UNCHANGED 88 CALLS 375 TOTAL EDM= .96E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3389 59.861 .18037E-04 -.46290E-01 2 Index 4.4931 7.2437 .14224E-02 -.65145E-03 3 Normalizat .86409 .12192 .10579E-03 -.11277E-02 4 Prefactor .97355 .70465E-01 .49544E-04 -.16641E-02 ERR DEF= .500 MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 16267.82 FROM MIGRAD STATUS=CONVERGED 29 CALLS 404 TOTAL EDM= .29E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3378 11.682 .54000E-06 -.48255E-01 2 Index 4.4933 2.7569 .39053E-03 -.51363E-03 3 Normalizat .86409 .14792 .61691E-04 -.10734E-02 4 Prefactor .97355 .82944E-01 .33231E-04 -.16652E-02 ERR DEF= .500 Final values: Prefactor = 3.33777 Index = 4.49335 Normalizat = 0.864087 Prefactor = 0.973553 ********** ** 18 **HESSE ********** FCN= 16267.82 FROM HESSE STATUS=OK 23 CALLS 427 TOTAL EDM= .29E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 3.3378 10.700 .37364E-06 -1.5671 2 Index 4.4933 2.5488 .15621E-04 -.10150 3 Normalizat .86409 .14791 .12338E-04 -.97734 4 Prefactor .97355 .82859E-01 .66463E-05 -.93616 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.88414e-09 Minuit parameter uncertainties: 1 10.6996 2 2.67608 3 0.147979 4 0.0828699 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) = 16267.8236074 delta logL = 0.804975878376 Extracting fit parameters... 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 3.338e+00 1.070e+01 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 4.493e+00 2.676e+00 0.000e+00 1.000e+01 (-1.000e+00) 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 635 Prefactor: 9.736e-01 8.287e-02 0.000e+00 1.000e+01 ( 1.000e+00) 636 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 637 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 634 Normalization: 8.641e-01 1.480e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 3.47 Ra Dec: 251.232 26.346 Photon Index (Free Index): 4.49 +/- 2.68 Photon Flux (Free Index): 6.28e-08 +/- 3.93e-08 Energy Flux (Free Index): 8.78e-06 +/- 6.31e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/28171892/cmap_HighResolution_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='7.39e-03', comment='SUCCESS', photon_flux='3.55e-08', energy_flux2='8.78e-06', photon_flux_error='3.03e-08', dlogl='8.05e-01', energy_flux='8.02e-06', photon_flux2='6.28e-08', job_status='DONE', time_completed='2026-06-09 15:20:55.767859', photon_index_error2='2.68', photon_index2='4.49', ts='1.68', fit_tolerance='1e-08', GAL='0.96', photon_index_error='0.00', photon_flux_upper_limit='9.34e-08', energy_flux_error2='6.31e-06', EG='0.91', time_epoch_completed='1781043655.77', return_code='0', job_id='28171892', GAL2='0.97', EG2='0.86', return_code2='0', energy_flux_error='6.86e-06', photon_flux_error2='3.93e-08', ts2='3.47', photon_index='2.79' WHERE bin_id='931' AND source_name='4FGL J1644.9+2620' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 15:20:55 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 16268.6285833 Extracting fit parameters... 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 1.136e+01 9.717e+00 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 2.787e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 635 Prefactor: 9.561e-01 6.849e-02 0.000e+00 1.000e+01 ( 1.000e+00) 636 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 637 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 634 Normalization: 9.062e-01 1.212e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 1.68 Ra Dec: 251.232 26.346 Photon Index (Fixed Index): 2.79 +/- 0.00 Photon Flux (Fixed Index): 3.55e-08 +/- 3.03e-08 Energy Flux (Fixed Index): 8.02e-06 +/- 6.86e-06 TS (Fixed Index): 1.68 Ra Dec: 251.232 26.346 Photon Flux Upper Limit: 9.34154048519e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00739005622609 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28171903/likelihoodResults_802051201_802656001_4FGL_J1644.9+2620_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): 0 logL (Free Index) = 16267.8677878 delta logL = 0.760795508593 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 16267.8236074 delta logL = 0.804975859017 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 3.3395 1.0000 .0000 .10000E+07 2 'Index ' 4.4930 1.0000 .0000 10.000 3 'Normalizat' .86409 1.0000 .10000E-01 10.000 4 'Prefactor ' .97355 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6380E+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. MIGRAD TERMINATED WITHOUT CONVERGENCE. FCN= 16267.82 FROM MIGRAD STATUS=FAILED 82 CALLS 287 TOTAL EDM= .49E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3389 59.861 .13500E-04 -.46290E-01 2 Index 4.4931 7.2437 .97633E-02 -.65145E-03 3 Normalizat .86409 .12192 .30845E-03 -.11277E-02 4 Prefactor .97355 .70465E-01 .16616E-03 -.16641E-02 ERR DEF= .500 START SIMPLEX MINIMIZATION. CONVERGENCE WHEN EDM .LT. .20E-04 SIMPLEX MINIMIZATION HAS CONVERGED. FCN= 16267.82 FROM SIMPLEX STATUS=UNCHANGED 88 CALLS 375 TOTAL EDM= .96E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3389 59.861 .18037E-04 -.46290E-01 2 Index 4.4931 7.2437 .14224E-02 -.65145E-03 3 Normalizat .86409 .12192 .10579E-03 -.11277E-02 4 Prefactor .97355 .70465E-01 .49544E-04 -.16641E-02 ERR DEF= .500 MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 16267.82 FROM MIGRAD STATUS=CONVERGED 29 CALLS 404 TOTAL EDM= .29E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3378 11.682 .54000E-06 -.48255E-01 2 Index 4.4933 2.7569 .39053E-03 -.51363E-03 3 Normalizat .86409 .14792 .61691E-04 -.10734E-02 4 Prefactor .97355 .82944E-01 .33231E-04 -.16652E-02 ERR DEF= .500 Final values: Prefactor = 3.33777 Index = 4.49335 Normalizat = 0.864087 Prefactor = 0.973553 ********** ** 18 **HESSE ********** FCN= 16267.82 FROM HESSE STATUS=OK 23 CALLS 427 TOTAL EDM= .29E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 3.3378 10.700 .37364E-06 -1.5671 2 Index 4.4933 2.5488 .15621E-04 -.10150 3 Normalizat .86409 .14791 .12338E-04 -.97734 4 Prefactor .97355 .82859E-01 .66463E-05 -.93616 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.88414e-09 Minuit parameter uncertainties: 1 10.6996 2 2.67608 3 0.147979 4 0.0828699 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) = 16267.8236074 delta logL = 0.804975878376 Extracting fit parameters... 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 3.338e+00 1.070e+01 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 4.493e+00 2.676e+00 0.000e+00 1.000e+01 (-1.000e+00) 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 635 Prefactor: 9.736e-01 8.287e-02 0.000e+00 1.000e+01 ( 1.000e+00) 636 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 637 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 634 Normalization: 8.641e-01 1.480e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 3.47 Ra Dec: 251.232 26.346 Photon Index (Free Index): 4.49 +/- 2.68 Photon Flux (Free Index): 6.28e-08 +/- 3.93e-08 Energy Flux (Free Index): 8.78e-06 +/- 6.31e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/28171903/cmap_HighResolution_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='7.39e-03', comment='SUCCESS', photon_flux='3.55e-08', energy_flux2='8.78e-06', photon_flux_error='3.03e-08', dlogl='8.05e-01', energy_flux='8.02e-06', photon_flux2='6.28e-08', job_status='DONE', time_completed='2026-06-09 15:21:15.125918', photon_index_error2='2.68', photon_index2='4.49', ts='1.68', fit_tolerance='1e-08', GAL='0.96', photon_index_error='0.00', photon_flux_upper_limit='9.34e-08', energy_flux_error2='6.31e-06', EG='0.91', time_epoch_completed='1781043675.13', return_code='0', job_id='28171903', GAL2='0.97', EG2='0.86', return_code2='0', energy_flux_error='6.86e-06', photon_flux_error2='3.93e-08', ts2='3.47', photon_index='2.79' WHERE bin_id='931' AND source_name='4FGL J1644.9+2620' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 15:21:15 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 16268.6285833 Extracting fit parameters... 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 1.136e+01 9.717e+00 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 2.787e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 635 Prefactor: 9.561e-01 6.849e-02 0.000e+00 1.000e+01 ( 1.000e+00) 636 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 637 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 634 Normalization: 9.062e-01 1.212e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 1.68 Ra Dec: 251.232 26.346 Photon Index (Fixed Index): 2.79 +/- 0.00 Photon Flux (Fixed Index): 3.55e-08 +/- 3.03e-08 Energy Flux (Fixed Index): 8.02e-06 +/- 6.86e-06 TS (Fixed Index): 1.68 Ra Dec: 251.232 26.346 Photon Flux Upper Limit: 9.34154048519e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00739005622609 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28171905/likelihoodResults_802051201_802656001_4FGL_J1644.9+2620_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): 0 logL (Free Index) = 16267.8677878 delta logL = 0.760795508593 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 16267.8236074 delta logL = 0.804975859017 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 3.3395 1.0000 .0000 .10000E+07 2 'Index ' 4.4930 1.0000 .0000 10.000 3 'Normalizat' .86409 1.0000 .10000E-01 10.000 4 'Prefactor ' .97355 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6380E+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. MIGRAD TERMINATED WITHOUT CONVERGENCE. FCN= 16267.82 FROM MIGRAD STATUS=FAILED 82 CALLS 287 TOTAL EDM= .49E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3389 59.861 .13500E-04 -.46290E-01 2 Index 4.4931 7.2437 .97633E-02 -.65145E-03 3 Normalizat .86409 .12192 .30845E-03 -.11277E-02 4 Prefactor .97355 .70465E-01 .16616E-03 -.16641E-02 ERR DEF= .500 START SIMPLEX MINIMIZATION. CONVERGENCE WHEN EDM .LT. .20E-04 SIMPLEX MINIMIZATION HAS CONVERGED. FCN= 16267.82 FROM SIMPLEX STATUS=UNCHANGED 88 CALLS 375 TOTAL EDM= .96E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3389 59.861 .18037E-04 -.46290E-01 2 Index 4.4931 7.2437 .14224E-02 -.65145E-03 3 Normalizat .86409 .12192 .10579E-03 -.11277E-02 4 Prefactor .97355 .70465E-01 .49544E-04 -.16641E-02 ERR DEF= .500 MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 16267.82 FROM MIGRAD STATUS=CONVERGED 29 CALLS 404 TOTAL EDM= .29E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3378 11.682 .54000E-06 -.48255E-01 2 Index 4.4933 2.7569 .39053E-03 -.51363E-03 3 Normalizat .86409 .14792 .61691E-04 -.10734E-02 4 Prefactor .97355 .82944E-01 .33231E-04 -.16652E-02 ERR DEF= .500 Final values: Prefactor = 3.33777 Index = 4.49335 Normalizat = 0.864087 Prefactor = 0.973553 ********** ** 18 **HESSE ********** FCN= 16267.82 FROM HESSE STATUS=OK 23 CALLS 427 TOTAL EDM= .29E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 3.3378 10.700 .37364E-06 -1.5671 2 Index 4.4933 2.5488 .15621E-04 -.10150 3 Normalizat .86409 .14791 .12338E-04 -.97734 4 Prefactor .97355 .82859E-01 .66463E-05 -.93616 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.88414e-09 Minuit parameter uncertainties: 1 10.6996 2 2.67608 3 0.147979 4 0.0828699 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) = 16267.8236074 delta logL = 0.804975878376 Extracting fit parameters... 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 3.338e+00 1.070e+01 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 4.493e+00 2.676e+00 0.000e+00 1.000e+01 (-1.000e+00) 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 635 Prefactor: 9.736e-01 8.287e-02 0.000e+00 1.000e+01 ( 1.000e+00) 636 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 637 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 634 Normalization: 8.641e-01 1.480e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 3.47 Ra Dec: 251.232 26.346 Photon Index (Free Index): 4.49 +/- 2.68 Photon Flux (Free Index): 6.28e-08 +/- 3.93e-08 Energy Flux (Free Index): 8.78e-06 +/- 6.31e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/28171905/cmap_HighResolution_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='7.39e-03', comment='SUCCESS', photon_flux='3.55e-08', energy_flux2='8.78e-06', photon_flux_error='3.03e-08', dlogl='8.05e-01', energy_flux='8.02e-06', photon_flux2='6.28e-08', job_status='DONE', time_completed='2026-06-09 15:21:43.052138', photon_index_error2='2.68', photon_index2='4.49', ts='1.68', fit_tolerance='1e-08', GAL='0.96', photon_index_error='0.00', photon_flux_upper_limit='9.34e-08', energy_flux_error2='6.31e-06', EG='0.91', time_epoch_completed='1781043703.05', return_code='0', job_id='28171905', GAL2='0.97', EG2='0.86', return_code2='0', energy_flux_error='6.86e-06', photon_flux_error2='3.93e-08', ts2='3.47', photon_index='2.79' WHERE bin_id='931' AND source_name='4FGL J1644.9+2620' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 15:21:43 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_J1644.9+2620_weekly_bin931 RA = 251.232, Dec = 26.3465 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='28171965', job_status='RUN', time_executed='2026-06-09 15:20:01.245822', time_epoch_executed='1781043601.25' WHERE source_name='4FGL J1644.9+2620' and cadence='weekly' and bin_id='931' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/28171965 Creating custom pfile directory: /lscratch/kocevski/28171965/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/28171965/ft1_4FGL_J1644.9+2620_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/28171965/ft2_4FGL_J1644.9+2620_weekly_bin931.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/28171965/ft1_4FGL_J1644.9+2620_weekly_bin931.fits outfile=/lscratch/kocevski/28171965/ft1_filteredMKT_4FGL_J1644.9+2620_weekly_bin931.fits ra=251.232 dec=26.3465 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 4.90 user 4.00 sys 0.22 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/28171965/ft2_4FGL_J1644.9+2620_weekly_bin931.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/28171965/ft2_4FGL_J1644.9+2620_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/28171965/ft1_filteredMKT_4FGL_J1644.9+2620_weekly_bin931.fits evtable="EVENTS" outfile="/lscratch/kocevski/28171965/ft1_filtered_4FGL_J1644.9+2620_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 0.86 user 0.19 sys 0.13 Number of photons that the gtmktime cut: 1512 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/28171965/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits" evtable="EVENTS" scfile=/lscratch/kocevski/28171965/ft2_4FGL_J1644.9+2620_weekly_bin931.fits sctable="SC_DATA"outfile=/lscratch/kocevski/28171946/ltcube_802051201_802656001_4FGL_J1644.9+2620_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/28171946/ft2_4FGL_J1644.9+2620_weekly_bin931.fits .....................! real 16.43 user 15.47 sys 0.24 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28171946/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171946/ft2_4FGL_J1644.9+2620_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28171946/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits outfile=/lscratch/kocevski/28171946/expmap_802051201_802656001_4FGL_J1644.9+2620_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/28171946/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits .....................! real 62.03 user 57.40 sys 3.62 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 195 point sources and 0 extended sources Setting source of interest to: 4FGL J1644.9+2620 @ 251.232 26.3465 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/28171946/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits scfile=/lscratch/kocevski/28171946/ft2_4FGL_J1644.9+2620_weekly_bin931.fits outfile=/lscratch/kocevski/28171946/cmap_802051201_802656001_4FGL_J1644.9+2620_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=251.232 yref=26.3465 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 0.21 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28171946/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits scfile=/lscratch/kocevski/28171946/ft2_4FGL_J1644.9+2620_weekly_bin931.fits outfile=/lscratch/kocevski/28171946/cmap_HighResolution_802051201_802656001_4FGL_J1644.9+2620_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=251.232 yref=26.3465 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 1.06 user 0.21 sys 0.12 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28171946/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171946/ft2_4FGL_J1644.9+2620_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28171946/Model_4FGL_J1644.9+2620_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 outfile=/lscratch/kocevski/28171965/ltcube_802051201_802656001_4FGL_J1644.9+2620_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/28171965/ft2_4FGL_J1644.9+2620_weekly_bin931.fits .....................! real 15.79 user 15.06 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/28171965/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171965/ft2_4FGL_J1644.9+2620_weekly_bin931.fits sctable="SC_DATA" expcube=/lscratch/kocevski/28171965/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits outfile=/lscratch/kocevski/28171965/expmap_802051201_802656001_4FGL_J1644.9+2620_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/28171965/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits .....................! real 59.99 user 55.68 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 195 point sources and 0 extended sources Setting source of interest to: 4FGL J1644.9+2620 @ 251.232 26.3465 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/28171965/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits scfile=/lscratch/kocevski/28171965/ft2_4FGL_J1644.9+2620_weekly_bin931.fits outfile=/lscratch/kocevski/28171965/cmap_802051201_802656001_4FGL_J1644.9+2620_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=251.232 yref=26.3465 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 0.14 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/28171965/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits scfile=/lscratch/kocevski/28171965/ft2_4FGL_J1644.9+2620_weekly_bin931.fits outfile=/lscratch/kocevski/28171965/cmap_HighResolution_802051201_802656001_4FGL_J1644.9+2620_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=251.232 yref=26.3465 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 0.65 user 0.22 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/28171965/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits evtable="EVENTS" scfile=/lscratch/kocevski/28171965/ft2_4FGL_J1644.9+2620_weekly_bin931.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/28171965/Model_4FGL_J1644.9+2620_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 GAL_V02 Working on... /lscratch/kocevski/28171946/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits.....................! real 40.93 user 39.35 sys 0.77 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28171946/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits', '/lscratch/kocevski/28171946/ft2_4FGL_J1644.9+2620_weekly_bin931.fits', expMap='/lscratch/kocevski/28171946/expmap_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits', expCube='/lscratch/kocevski/28171946/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28171946/Model_4FGL_J1644.9+2620_weekly_bin931.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1644.9+2620' 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 4.478e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 2.787e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/28171946/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28171946/ft2_4FGL_J1644.9+2620_weekly_bin931.fits Exposure map: /lscratch/kocevski/28171946/expmap_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28171946/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28171946/Model_4FGL_J1644.9+2620_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) = 16268.6681875 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 16268.6299542 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 3.2005 1.0000 .0000 .10000E+07 2 'Prefactor ' .27756E-07 1.0000 .0000 .10000E+07 3 'Prefactor ' .23877E-02 1.0000 .0000 .10000E+07 4 'norm ' .94369E-09 1.0000 .0000 .10000E+07 5 'Prefactor ' .85987E-05 1.0000 .0000 .10000E+07 6 'Prefactor ' 11.507 1.0000 .0000 .10000E+07 7 'Prefactor ' 6.2645 1.0000 .0000 .10000E+07 8 'Prefactor ' 2.1474 1.0000 .0000 .10000E+07 9 'Prefactor ' .82551E-01 1.0000 .0000 .10000E+07 10 'Prefactor ' 7.5084 1.0000 .0000 .10000E+07 11 'norm ' .27589E-07 1.0000 .0000 .10000E+07 12 'Normalizat' .90571 1.0000 .10000E-01 10.000 13 'Prefactor ' .95593 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6380E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 16268.63 FROM MIGRAD STATUS=CONVERGED 115 CALLS 723 TOTAL EDM= .45E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.9% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.2553 4.5699 .28619E-06 .19819E-05 2 Prefactor .0000 .98180 -.46594E-06** at limit ** 3 Prefactor .11102E-09 17.514 .82083E-06** at limit ** 4 norm .0000 .25059E-01 .61208E-08** at limit ** 5 Prefactor .0000 1.9871 .16883E-05** at limit ** 6 Prefactor 11.364 9.7199 .98528E-07 .10833E-03 7 Prefactor 6.2619 3.8054 -.25090E-06 -.18222E-02 8 Prefactor 1.4481 60.749 -.10841E-05 -.44141E-03 9 Prefactor .21094E-08 115.34 -.12490E-04** at limit ** 10 Prefactor 7.5533 7.7633 -.27786E-06 .87873E-04 11 norm .0000 .32382 -.43957E-07** at limit ** 12 Normalizat .90620 .14462 .33324E-06 -.65158E-04 13 Prefactor .95614 .82280E-01 .20490E-05 -.20919E-03 ERR DEF= .500 Final values: Prefactor = 3.25533 Prefactor = 0 Prefactor = 1.11022e-10 norm = 0 Prefactor = 0 Prefactor = 11.3645 Prefactor = 6.26193 Prefactor = 1.44807 Prefactor = 2.10942e-09 Prefactor = 7.55334 norm = 0 Normalizat = 0.906205 Prefactor = 0.956141 ********** ** 18 **HESSE ********** FCN= 16268.63 FROM HESSE STATUS=OK 177 CALLS 900 TOTAL EDM= .91E-07 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 3.2553 4.5823 .56610E-03 -1.5672 2 Prefactor .0000 .97401 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor .11102E-09 17.285 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 norm .0000 .19796E-01 .85673E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 1.9895 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 11.364 9.7169 .29507E-03 -1.5641 7 Prefactor 6.2619 3.8565 .40082E-03 -1.5658 8 Prefactor 1.4481 63.066 .70293E-03 -1.5684 9 Prefactor .21094E-08 11.667 .14424E-01 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 7.5533 7.7671 .36576E-03 -1.5653 11 norm .0000 .32422 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Normalizat .90620 .12121 .68260E-01 -.96242 13 Prefactor .95614 .68482E-01 .45714E-01 -.94206 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 9.1132e-08 Minuit parameter uncertainties: 1 4.5823 2 8.3494e-07 3 8.08994e-05 4 4.21515e-08 5 1.05394e-05 6 9.71696 7 3.8565 8 19.1129 9 0.000315259 10 7.76714 11 1.00673e-06 12 0.121246 13 0.0684877 e GAL_V02 Working on... /lscratch/kocevski/28171965/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits.....................! real 39.20 user 37.61 sys 0.86 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/28171965/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits', '/lscratch/kocevski/28171965/ft2_4FGL_J1644.9+2620_weekly_bin931.fits', expMap='/lscratch/kocevski/28171965/expmap_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits', expCube='/lscratch/kocevski/28171965/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/28171965/Model_4FGL_J1644.9+2620_weekly_bin931.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1644.9+2620' 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 4.478e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 2.787e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/28171965/ft1_filtered_4FGL_J1644.9+2620_weekly_bin931.fits Spacecraft file(s): /lscratch/kocevski/28171965/ft2_4FGL_J1644.9+2620_weekly_bin931.fits Exposure map: /lscratch/kocevski/28171965/expmap_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits Exposure cube: /lscratch/kocevski/28171965/ltcube_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/28171965/Model_4FGL_J1644.9+2620_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) = 16268.6681875 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 16268.6299542 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 3.2005 1.0000 .0000 .10000E+07 2 'Prefactor ' .27756E-07 1.0000 .0000 .10000E+07 3 'Prefactor ' .23877E-02 1.0000 .0000 .10000E+07 4 'norm ' .94369E-09 1.0000 .0000 .10000E+07 5 'Prefactor ' .85987E-05 1.0000 .0000 .10000E+07 6 'Prefactor ' 11.507 1.0000 .0000 .10000E+07 7 'Prefactor ' 6.2645 1.0000 .0000 .10000E+07 8 'Prefactor ' 2.1474 1.0000 .0000 .10000E+07 9 'Prefactor ' .82551E-01 1.0000 .0000 .10000E+07 10 'Prefactor ' 7.5084 1.0000 .0000 .10000E+07 11 'norm ' .27589E-07 1.0000 .0000 .10000E+07 12 'Normalizat' .90571 1.0000 .10000E-01 10.000 13 'Prefactor ' .95593 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6380E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 16268.63 FROM MIGRAD STATUS=CONVERGED 115 CALLS 723 TOTAL EDM= .45E-10 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.9% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.2553 4.5699 .28619E-06 .19819E-05 2 Prefactor .0000 .98180 -.46594E-06** at limit ** 3 Prefactor .11102E-09 17.514 .82083E-06** at limit ** 4 norm .0000 .25059E-01 .61208E-08** at limit ** 5 Prefactor .0000 1.9871 .16883E-05** at limit ** 6 Prefactor 11.364 9.7199 .98528E-07 .10833E-03 7 Prefactor 6.2619 3.8054 -.25090E-06 -.18222E-02 8 Prefactor 1.4481 60.749 -.10841E-05 -.44141E-03 9 Prefactor .21094E-08 115.34 -.12490E-04** at limit ** 10 Prefactor 7.5533 7.7633 -.27786E-06 .87873E-04 11 norm .0000 .32382 -.43957E-07** at limit ** 12 Normalizat .90620 .14462 .33324E-06 -.65158E-04 13 Prefactor .95614 .82280E-01 .20490E-05 -.20919E-03 ERR DEF= .500 Final values: Prefactor = 3.25533 Prefactor = 0 Prefactor = 1.11022e-10 norm = 0 Prefactor = 0 Prefactor = 11.3645 Prefactor = 6.26193 Prefactor = 1.44807 Prefactor = 2.10942e-09 Prefactor = 7.55334 norm = 0 Normalizat = 0.906205 Prefactor = 0.956141 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 16268.6285833 Extracting fit parameters... 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 1.136e+01 9.717e+00 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 2.787e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 635 Prefactor: 9.561e-01 6.849e-02 0.000e+00 1.000e+01 ( 1.000e+00) 636 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 637 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 634 Normalization: 9.062e-01 1.212e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 1.68 Ra Dec: 251.232 26.346 Photon Index (Fixed Index): 2.79 +/- 0.00 Photon Flux (Fixed Index): 3.55e-08 +/- 3.03e-08 Energy Flux (Fixed Index): 8.02e-06 +/- 6.86e-06 TS (Fixed Index): 1.68 Ra Dec: 251.232 26.346 Photon Flux Upper Limit: 9.34154048519e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00739005622609 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28171946/likelihoodResults_802051201_802656001_4FGL_J1644.9+2620_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): 0 logL (Free Index) = 16267.8677878 delta logL = 0.760795508593 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 16267.8236074 delta logL = 0.804975859017 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 3.3395 1.0000 .0000 .10000E+07 2 'Index ' 4.4930 1.0000 .0000 10.000 3 'Normalizat' .86409 1.0000 .10000E-01 10.000 4 'Prefactor ' .97355 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6380E+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. MIGRAD TERMINATED WITHOUT CONVERGENCE. FCN= 16267.82 FROM MIGRAD STATUS=FAILED 82 CALLS 287 TOTAL EDM= .49E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3389 59.861 .13500E-04 -.46290E-01 2 Index 4.4931 7.2437 .97633E-02 -.65145E-03 3 Normalizat .86409 .12192 .30845E-03 -.11277E-02 4 Prefactor .97355 .70465E-01 .16616E-03 -.16641E-02 ERR DEF= .500 START SIMPLEX MINIMIZATION. CONVERGENCE WHEN EDM .LT. .20E-04 SIMPLEX MINIMIZATION HAS CONVERGED. FCN= 16267.82 FROM SIMPLEX STATUS=UNCHANGED 88 CALLS 375 TOTAL EDM= .96E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3389 59.861 .18037E-04 -.46290E-01 2 Index 4.4931 7.2437 .14224E-02 -.65145E-03 3 Normalizat .86409 .12192 .10579E-03 -.11277E-02 4 Prefactor .97355 .70465E-01 .49544E-04 -.16641E-02 ERR DEF= .500 MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 16267.82 FROM MIGRAD STATUS=CONVERGED 29 CALLS 404 TOTAL EDM= .29E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3378 11.682 .54000E-06 -.48255E-01 2 Index 4.4933 2.7569 .39053E-03 -.51363E-03 3 Normalizat .86409 .14792 .61691E-04 -.10734E-02 4 Prefactor .97355 .82944E-01 .33231E-04 -.16652E-02 ERR DEF= .500 Final values: Prefactor = 3.33777 Index = 4.49335 Normalizat = 0.864087 Prefactor = 0.973553 ********** ** 18 **HESSE ********** FCN= 16267.82 FROM HESSE STATUS=OK 23 CALLS 427 TOTAL EDM= .29E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 3.3378 10.700 .37364E-06 -1.5671 2 Index 4.4933 2.5488 .15621E-04 -.10150 3 Normalizat .86409 .14791 .12338E-04 -.97734 4 Prefactor .97355 .82859E-01 .66463E-05 -.93616 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.88414e-09 Minuit parameter uncertainties: 1 10.6996 2 2.67608 3 0.147979 4 0.0828699 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) = 16267.8236074 delta logL = 0.804975878376 Extracting fit parameters... 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 3.338e+00 1.070e+01 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 4.493e+00 2.676e+00 0.000e+00 1.000e+01 (-1.000e+00) 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 635 Prefactor: 9.736e-01 8.287e-02 0.000e+00 1.000e+01 ( 1.000e+00) 636 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 637 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 634 Normalization: 8.641e-01 1.480e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 3.47 Ra Dec: 251.232 26.346 Photon Index (Free Index): 4.49 +/- 2.68 Photon Flux (Free Index): 6.28e-08 +/- 3.93e-08 Energy Flux (Free Index): 8.78e-06 +/- 6.31e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/28171946/cmap_HighResolution_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='7.39e-03', comment='SUCCESS', photon_flux='3.55e-08', energy_flux2='8.78e-06', photon_flux_error='3.03e-08', dlogl='8.05e-01', energy_flux='8.02e-06', photon_flux2='6.28e-08', job_status='DONE', time_completed='2026-06-09 15:25:12.248388', photon_index_error2='2.68', photon_index2='4.49', ts='1.68', fit_tolerance='1e-08', GAL='0.96', photon_index_error='0.00', photon_flux_upper_limit='9.34e-08', energy_flux_error2='6.31e-06', EG='0.91', time_epoch_completed='1781043912.25', return_code='0', job_id='28171946', GAL2='0.97', EG2='0.86', return_code2='0', energy_flux_error='6.86e-06', photon_flux_error2='3.93e-08', ts2='3.47', photon_index='2.79' WHERE bin_id='931' AND source_name='4FGL J1644.9+2620' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 15:25:12 PDT 2026 ********** ** 18 **HESSE ********** FCN= 16268.63 FROM HESSE STATUS=OK 177 CALLS 900 TOTAL EDM= .91E-07 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 3.2553 4.5823 .56610E-03 -1.5672 2 Prefactor .0000 .97401 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor .11102E-09 17.285 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 norm .0000 .19796E-01 .85673E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .0000 1.9895 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 11.364 9.7169 .29507E-03 -1.5641 7 Prefactor 6.2619 3.8565 .40082E-03 -1.5658 8 Prefactor 1.4481 63.066 .70293E-03 -1.5684 9 Prefactor .21094E-08 11.667 .14424E-01 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 7.5533 7.7671 .36576E-03 -1.5653 11 norm .0000 .32422 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Normalizat .90620 .12121 .68260E-01 -.96242 13 Prefactor .95614 .68482E-01 .45714E-01 -.94206 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 9.1132e-08 Minuit parameter uncertainties: 1 4.5823 2 8.3494e-07 3 8.08994e-05 4 4.21515e-08 5 1.05394e-05 6 9.71696 7 3.8565 8 19.1129 9 0.000315259 10 7.76714 11 1.00673e-06 12 0.121246 13 0.0684877 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 16268.6285833 Extracting fit parameters... 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 1.136e+01 9.717e+00 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 2.787e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 635 Prefactor: 9.561e-01 6.849e-02 0.000e+00 1.000e+01 ( 1.000e+00) 636 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 637 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 634 Normalization: 9.062e-01 1.212e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 1.68 Ra Dec: 251.232 26.346 Photon Index (Fixed Index): 2.79 +/- 0.00 Photon Flux (Fixed Index): 3.55e-08 +/- 3.03e-08 Energy Flux (Fixed Index): 8.02e-06 +/- 6.86e-06 TS (Fixed Index): 1.68 Ra Dec: 251.232 26.346 Photon Flux Upper Limit: 9.34154048519e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00739005622609 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/28171965/likelihoodResults_802051201_802656001_4FGL_J1644.9+2620_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): 0 logL (Free Index) = 16267.8677878 delta logL = 0.760795508593 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 16267.8236074 delta logL = 0.804975859017 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 3.3395 1.0000 .0000 .10000E+07 2 'Index ' 4.4930 1.0000 .0000 10.000 3 'Normalizat' .86409 1.0000 .10000E-01 10.000 4 'Prefactor ' .97355 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6380E+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. MIGRAD TERMINATED WITHOUT CONVERGENCE. FCN= 16267.82 FROM MIGRAD STATUS=FAILED 82 CALLS 287 TOTAL EDM= .49E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3389 59.861 .13500E-04 -.46290E-01 2 Index 4.4931 7.2437 .97633E-02 -.65145E-03 3 Normalizat .86409 .12192 .30845E-03 -.11277E-02 4 Prefactor .97355 .70465E-01 .16616E-03 -.16641E-02 ERR DEF= .500 START SIMPLEX MINIMIZATION. CONVERGENCE WHEN EDM .LT. .20E-04 SIMPLEX MINIMIZATION HAS CONVERGED. FCN= 16267.82 FROM SIMPLEX STATUS=UNCHANGED 88 CALLS 375 TOTAL EDM= .96E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3389 59.861 .18037E-04 -.46290E-01 2 Index 4.4931 7.2437 .14224E-02 -.65145E-03 3 Normalizat .86409 .12192 .10579E-03 -.11277E-02 4 Prefactor .97355 .70465E-01 .49544E-04 -.16641E-02 ERR DEF= .500 MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 16267.82 FROM MIGRAD STATUS=CONVERGED 29 CALLS 404 TOTAL EDM= .29E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 3.3378 11.682 .54000E-06 -.48255E-01 2 Index 4.4933 2.7569 .39053E-03 -.51363E-03 3 Normalizat .86409 .14792 .61691E-04 -.10734E-02 4 Prefactor .97355 .82944E-01 .33231E-04 -.16652E-02 ERR DEF= .500 Final values: Prefactor = 3.33777 Index = 4.49335 Normalizat = 0.864087 Prefactor = 0.973553 ********** ** 18 **HESSE ********** FCN= 16267.82 FROM HESSE STATUS=OK 23 CALLS 427 TOTAL EDM= .29E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 3.3378 10.700 .37364E-06 -1.5671 2 Index 4.4933 2.5488 .15621E-04 -.10150 3 Normalizat .86409 .14791 .12338E-04 -.97734 4 Prefactor .97355 .82859E-01 .66463E-05 -.93616 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 2.88414e-09 Minuit parameter uncertainties: 1 10.6996 2 2.67608 3 0.147979 4 0.0828699 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) = 16267.8236074 delta logL = 0.804975878376 Extracting fit parameters... 4FGL J1644.9+2620 Spectrum: PowerLaw 305 Prefactor: 3.338e+00 1.070e+01 0.000e+00 1.000e+06 ( 1.000e-12) 306 Index: 4.493e+00 2.676e+00 0.000e+00 1.000e+01 (-1.000e+00) 307 Scale: 4.233e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 635 Prefactor: 9.736e-01 8.287e-02 0.000e+00 1.000e+01 ( 1.000e+00) 636 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 637 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 634 Normalization: 8.641e-01 1.480e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 3.47 Ra Dec: 251.232 26.346 Photon Index (Free Index): 4.49 +/- 2.68 Photon Flux (Free Index): 6.28e-08 +/- 3.93e-08 Energy Flux (Free Index): 8.78e-06 +/- 6.31e-06 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/28171965/cmap_HighResolution_802051201_802656001_4FGL_J1644.9+2620_weekly_bin931.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='7.39e-03', comment='SUCCESS', photon_flux='3.55e-08', energy_flux2='8.78e-06', photon_flux_error='3.03e-08', dlogl='8.05e-01', energy_flux='8.02e-06', photon_flux2='6.28e-08', job_status='DONE', time_completed='2026-06-09 15:26:29.317185', photon_index_error2='2.68', photon_index2='4.49', ts='1.68', fit_tolerance='1e-08', GAL='0.96', photon_index_error='0.00', photon_flux_upper_limit='9.34e-08', energy_flux_error2='6.31e-06', EG='0.91', time_epoch_completed='1781043989.32', return_code='0', job_id='28171965', GAL2='0.97', EG2='0.86', return_code2='0', energy_flux_error='6.86e-06', photon_flux_error2='3.93e-08', ts2='3.47', photon_index='2.79' WHERE bin_id='931' AND source_name='4FGL J1644.9+2620' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jun 9 15:26:29 PDT 2026