********** ** 18 **HESSE ********** FCN= 20305.61 FROM HESSE STATUS=OK 25 CALLS 279 TOTAL EDM= .40E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 18.755 23.084 .18481E-05 -1.5621 2 Index 1.6769 .60266 .44522E-03 -.72698 3 Normalizat 1.1161 .22565 .20979E-04 -.89236 4 Prefactor .93722 .56860E-01 .28302E-04 -.94852 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.04558e-10 Minuit parameter uncertainties: 1 23.0845 2 0.605309 3 0.225849 4 0.0568636 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) = 20305.614127 delta logL = 0.0240906396175 Extracting fit parameters... 4FGL J1944.9-2143 Spectrum: PowerLaw 643 Prefactor: 1.875e+01 2.308e+01 0.000e+00 1.000e+06 ( 1.000e-14) 644 Index: 1.677e+00 6.053e-01 0.000e+00 1.000e+01 (-1.000e+00) 645 Scale: 3.627e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 928 Prefactor: 9.372e-01 5.686e-02 0.000e+00 1.000e+01 ( 1.000e+00) 929 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 930 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 924 Normalization: 1.116e+00 2.258e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 1.35 Ra Dec: 296.229 -21.722 Photon Index (Free Index): 1.68 +/- 0.61 Photon Flux (Free Index): 1.13e-08 +/- 1.61e-08 Energy Flux (Free Index): 1.99e-05 +/- 3.16e-05 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/33474242/cmap_HighResolution_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='4.01e-03', comment='SUCCESS', photon_flux='1.34e-08', energy_flux2='1.99e-05', photon_flux_error='1.55e-08', dlogl='2.41e-02', energy_flux='1.55e-05', photon_flux2='1.13e-08', job_status='DONE', time_completed='2026-07-28 17:23:59.119052', photon_index_error2='0.61', photon_index2='1.68', ts='1.31', fit_tolerance='1e-08', GAL='0.94', photon_index_error='0.00', photon_flux_upper_limit='5.44e-08', energy_flux_error2='3.16e-05', EG='1.11', time_epoch_completed='1785284639.12', return_code='0', job_id='33474242', GAL2='0.94', EG2='1.12', return_code2='0', energy_flux_error='1.78e-05', photon_flux_error2='1.61e-08', ts2='1.35', photon_index='1.81' WHERE bin_id='938' AND source_name='4FGL J1944.9-2143' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 28 17:23:59 PDT 2026 /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). number of points = 17264 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1944.9-2143_weekly_bin938 RA = 296.229, Dec = -21.7216 tmin = 806284801, tmax = 806889601 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='33475147', job_status='RUN', time_executed='2026-07-28 17:24:32.688382', time_epoch_executed='1785284672.69' WHERE source_name='4FGL J1944.9-2143' and cadence='weekly' and bin_id='938' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/33475147 Creating custom pfile directory: /lscratch/kocevski/33475147/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/33475147/ft1_4FGL_J1944.9-2143_weekly_bin938.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=806284801.0 && nMetStart<806889601.0' /Data/Flight/Level1/LPA Retrieving 107 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/33475147/ft2_4FGL_J1944.9-2143_weekly_bin938.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/33475147/ft1_4FGL_J1944.9-2143_weekly_bin938.fits outfile=/lscratch/kocevski/33475147/ft1_filteredMKT_4FGL_J1944.9-2143_weekly_bin938.fits ra=296.229 dec=-21.7216 rad=12.0 tmin=806284801.0 tmax=806889601.0 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 6.49 user 5.09 sys 0.23 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/33475147/ft2_4FGL_J1944.9-2143_weekly_bin938.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/33475147/ft2_4FGL_J1944.9-2143_weekly_bin938.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/33475147/ft1_filteredMKT_4FGL_J1944.9-2143_weekly_bin938.fits evtable="EVENTS" outfile="/lscratch/kocevski/33475147/ft1_filtered_4FGL_J1944.9-2143_weekly_bin938.fits" apply_filter=yes overwrite=yes header_obstimes=yes tstart=0.0 tstop=0.0 gtifile="default" chatter=3 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtmktime version HEAD Applying GTI filter: IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2)) real 1.20 user 0.22 sys 0.14 Number of photons that the gtmktime cut: 1894 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/33475147/ft1_filtered_4FGL_J1944.9-2143_weekly_bin938.fits" evtable="EVENTS" scfile=/lscratch/kocevski/33475147/ft2_4FGL_J1944.9-2143_weekly_bin938.fits sctable="SC_DATA" outfile=/lscratch/kocevski/33475147/ltcube_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.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/33475147/ft2_4FGL_J1944.9-2143_weekly_bin938.fits .....................! real 19.12 user 18.01 sys 0.25 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/33475147/ft1_filtered_4FGL_J1944.9-2143_weekly_bin938.fits evtable="EVENTS" scfile=/lscratch/kocevski/33475147/ft2_4FGL_J1944.9-2143_weekly_bin938.fits sctable="SC_DATA" expcube=/lscratch/kocevski/33475147/ltcube_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.fits outfile=/lscratch/kocevski/33475147/expmap_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.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/33475147/ltcube_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.fits .....................! real 70.16 user 64.61 sys 4.22 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 Extended source HESS J1813-178 in ROI with RadialDisk spatial model. Extended source HESS J1825-137 in ROI with RadialGaussian spatial model. Extended source W 41 in ROI with RadialGaussian spatial model. Extended source FGES J1838.9-0704 in ROI with RadialDisk spatial model. Added 262 point sources and 4 extended sources If using unbinned likelihood you will need to rerun gtdiffrsp for the extended sources or rerun the makeModel function with optional argument psForce=True Setting source of interest to: 4FGL J1944.9-2143 @ 296.229 -21.7216 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/33475147/ft1_filtered_4FGL_J1944.9-2143_weekly_bin938.fits scfile=/lscratch/kocevski/33475147/ft2_4FGL_J1944.9-2143_weekly_bin938.fits outfile=/lscratch/kocevski/33475147/cmap_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.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=296.229 yref=-21.7216 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 0.98 user 0.22 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/33475147/ft1_filtered_4FGL_J1944.9-2143_weekly_bin938.fits scfile=/lscratch/kocevski/33475147/ft2_4FGL_J1944.9-2143_weekly_bin938.fits outfile=/lscratch/kocevski/33475147/cmap_HighResolution_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.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=296.229 yref=-21.7216 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 0.98 user 0.25 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/33475147/ft1_filtered_4FGL_J1944.9-2143_weekly_bin938.fits evtable="EVENTS" scfile=/lscratch/kocevski/33475147/ft2_4FGL_J1944.9-2143_weekly_bin938.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/33475147/Model_4FGL_J1944.9-2143_weekly_bin938.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 FGES J1838.9-0704 adding source GAL_V02 adding source HESS J1813-178 adding source HESS J1825-137 adding source W 41 Working on... /lscratch/kocevski/33475147/ft1_filtered_4FGL_J1944.9-2143_weekly_bin938.fits.....................! real 75.89 user 73.42 sys 1.20 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/33475147/ft1_filtered_4FGL_J1944.9-2143_weekly_bin938.fits', '/lscratch/kocevski/33475147/ft2_4FGL_J1944.9-2143_weekly_bin938.fits', expMap='/lscratch/kocevski/33475147/expmap_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.fits', expCube='/lscratch/kocevski/33475147/ltcube_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/33475147/Model_4FGL_J1944.9-2143_weekly_bin938.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1944.9-2143' 4FGL J1944.9-2143 Spectrum: PowerLaw 643 Prefactor: 7.284e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 644 Index: 1.814e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 645 Scale: 3.627e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/33475147/ft1_filtered_4FGL_J1944.9-2143_weekly_bin938.fits Spacecraft file(s): /lscratch/kocevski/33475147/ft2_4FGL_J1944.9-2143_weekly_bin938.fits Exposure map: /lscratch/kocevski/33475147/expmap_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.fits Exposure cube: /lscratch/kocevski/33475147/ltcube_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/33475147/Model_4FGL_J1944.9-2143_weekly_bin938.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) = 20305.7372578 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20305.6387945 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .17303E-02 1.0000 .0000 .10000E+07 2 'norm ' 2.5650 1.0000 .0000 .10000E+07 3 'norm ' .11102E-08 1.0000 .0000 .10000E+07 4 'Prefactor ' 4.6667 1.0000 .0000 .10000E+07 5 'Prefactor ' .14273E-04 1.0000 .0000 .10000E+07 6 'Prefactor ' 7.3462 1.0000 .0000 .10000E+07 7 'norm ' .81812E-05 1.0000 .0000 .10000E+07 8 'norm ' 1.5053 1.0000 .0000 .10000E+07 9 'Prefactor ' 3.0366 1.0000 .0000 .10000E+07 10 'Prefactor ' .36995E-04 1.0000 .0000 .10000E+07 11 'Prefactor ' 16.539 1.0000 .0000 .10000E+07 12 'Prefactor ' 3.1846 1.0000 .0000 .10000E+07 13 'Prefactor ' 23.339 1.0000 .0000 .10000E+07 14 'Prefactor ' 5.7185 1.0000 .0000 .10000E+07 15 'Prefactor ' .32874E-04 1.0000 .0000 .10000E+07 16 'Prefactor ' 1.5540 1.0000 .0000 .10000E+07 17 'norm ' 5.6114 1.0000 .0000 .10000E+07 18 'norm ' .34857 1.0000 .0000 .10000E+07 19 'Prefactor ' .17247E-02 1.0000 .0000 .10000E+07 20 'Prefactor ' .70211E-02 1.0000 .0000 .10000E+07 21 'Normalizat' 1.1147 1.0000 .10000E-01 10.000 22 'Prefactor ' .93742 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .9410E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 20305.64 FROM MIGRAD STATUS=CONVERGED 176 CALLS 1441 TOTAL EDM= .14E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.9% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .27756E-08 13.833 -.24708E-05** at limit ** 2 norm 2.5672 2.8639 -.44341E-06 .44900E-02 3 norm .55511E-10 .15238 .41804E-06** at limit ** 4 Prefactor 4.6556 10.856 .12268E-05 -.68433E-03 5 Prefactor .47184E-08 59.223 -.12251E-06** at limit ** 6 Prefactor 7.3915 5.0138 .24836E-06 -.16080E-02 7 norm .33307E-09 8.6066 .12215E-05** at limit ** 8 norm 1.4870 3.8890 -.12175E-05 .71911E-02 9 Prefactor 3.0386 2.8066 .25975E-06 -.19584E-03 10 Prefactor .14211E-07 18.976 .29970E-05** at limit ** 11 Prefactor 16.301 2.1351 .12398E-06 .47949E-01 12 Prefactor 3.2153 3.6239 .86254E-06 -.57650E-02 13 Prefactor 23.320 1.0128 .11824E-10 -.11786E-02 14 Prefactor 5.7758 4.2466 .80285E-06 -.53706E-02 15 Prefactor .27756E-09 10.666 .15414E-05** at limit ** 16 Prefactor 1.5528 1.1741 .42965E-06 -.12491E-01 17 norm 5.6124 7.8302 .40413E-06 .66613E-03 18 norm .44699 22.256 .37772E-06 .94253E-04 19 Prefactor .34972E-08 121.23 .80947E-05** at limit ** 20 Prefactor .77161E-08 27.534 -.56711E-05** at limit ** 21 Normalizat 1.1139 .23428 -.14670E-04 .40672E-03 22 Prefactor .93744 .57825E-01 -.41523E-05 .17139E-02 ERR DEF= .500 Final values: Prefactor = 2.77556e-09 norm = 2.56723 norm = 5.55112e-11 Prefactor = 4.65557 Prefactor = 4.71845e-09 Prefactor = 7.39154 norm = 3.33067e-10 norm = 1.48704 Prefactor = 3.03856 Prefactor = 1.42109e-08 Prefactor = 16.3012 Prefactor = 3.21532 Prefactor = 23.3197 Prefactor = 5.77576 Prefactor = 2.77556e-10 Prefactor = 1.55285 norm = 5.61241 norm = 0.446992 Prefactor = 3.4972e-09 Prefactor = 7.71605e-09 Normalizat = 1.11393 Prefactor = 0.937445 ********** ** 18 **HESSE ********** FCN= 20305.64 FROM HESSE STATUS=OK 394 CALLS 1835 TOTAL EDM= .62E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .27756E-08 13.883 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 norm 2.5672 2.8702 .63713E-03 -1.5676 3 norm .55511E-10 .15247 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 4.6556 10.862 .46562E-03 -1.5665 5 Prefactor .47184E-08 59.150 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 7.3915 5.0289 .36981E-03 -1.5654 7 norm .33307E-09 8.5009 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 1.4870 3.9255 .87198E-03 -1.5684 9 Prefactor 3.0386 2.8174 .58204E-03 -1.5673 10 Prefactor .14211E-07 18.960 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 Prefactor 16.301 18.740 .24601E-03 -1.5627 12 Prefactor 3.2153 3.6430 .56759E-03 -1.5672 13 Prefactor 23.320 19.707 .20705E-03 -1.5611 14 Prefactor 5.7758 4.2522 .41980E-03 -1.5660 15 Prefactor .27756E-09 10.680 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 Prefactor 1.5528 1.1935 .85380E-03 -1.5683 17 norm 5.6124 7.8530 .42385E-03 -1.5661 18 norm .44699 2.8042 .95705E-02 -1.5695 19 Prefactor .34972E-08 121.39 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 Prefactor .77161E-08 27.536 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 21 Normalizat 1.1139 .21283 .11835 -.89306 22 Prefactor .93744 .51638E-01 .32022E-01 -.94845 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 6.20557e-07 Minuit parameter uncertainties: 1 0.000391192 2 2.87016 3 5.62465e-06 4 10.8618 5 0.00105407 6 5.02886 7 0.000106489 8 3.92555 9 2.81741 10 0.00103875 11 18.7401 12 3.643 13 19.707 14 4.25223 15 0.000112907 16 1.19347 17 7.853 18 2.23916 19 0.00130782 20 0.00092307 21 0.212992 22 0.0516406 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 20305.6382177 Extracting fit parameters... 4FGL J1944.9-2143 Spectrum: PowerLaw 643 Prefactor: 1.630e+01 1.874e+01 0.000e+00 1.000e+06 ( 1.000e-14) 644 Index: 1.814e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 645 Scale: 3.627e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 928 Prefactor: 9.374e-01 5.164e-02 0.000e+00 1.000e+01 ( 1.000e+00) 929 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 930 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 924 Normalization: 1.114e+00 2.130e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 1.31 Ra Dec: 296.229 -21.722 Photon Index (Fixed Index): 1.81 +/- 0.00 Photon Flux (Fixed Index): 1.34e-08 +/- 1.55e-08 Energy Flux (Fixed Index): 1.55e-05 +/- 1.78e-05 TS (Fixed Index): 1.31 Ra Dec: 296.229 -21.722 Photon Flux Upper Limit: 5.44145528375e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00401458131375 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/33475147/likelihoodResults_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.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) = 20305.6201361 delta logL = 0.0180816078137 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 20305.6141271 delta logL = 0.0240905467072 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 18.752 1.0000 .0000 .10000E+07 2 'Index ' 1.6771 1.0000 .0000 10.000 3 'Normalizat' 1.1160 1.0000 .10000E-01 10.000 4 'Prefactor ' .93724 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .9410E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 20305.61 FROM MIGRAD STATUS=CONVERGED 86 CALLS 254 TOTAL EDM= .34E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 18.755 23.725 .92404E-05 -.13888E-02 2 Index 1.6769 .61898 .11130E-01 -.97794E-04 3 Normalizat 1.1161 .22559 .52449E-03 .22560E-03 4 Prefactor .93722 .56836E-01 .14151E-03 .10042E-02 ERR DEF= .500 Final values: Prefactor = 18.7548 Index = 1.67693 Normalizat = 1.1161 Prefactor = 0.937221 ********** ** 18 **HESSE ********** FCN= 20305.61 FROM HESSE STATUS=OK 25 CALLS 279 TOTAL EDM= .40E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 18.755 23.084 .18481E-05 -1.5621 2 Index 1.6769 .60266 .44522E-03 -.72698 3 Normalizat 1.1161 .22565 .20979E-04 -.89236 4 Prefactor .93722 .56860E-01 .28302E-04 -.94852 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.04558e-10 Minuit parameter uncertainties: 1 23.0845 2 0.605309 3 0.225849 4 0.0568636 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) = 20305.614127 delta logL = 0.0240906396175 Extracting fit parameters... 4FGL J1944.9-2143 Spectrum: PowerLaw 643 Prefactor: 1.875e+01 2.308e+01 0.000e+00 1.000e+06 ( 1.000e-14) 644 Index: 1.677e+00 6.053e-01 0.000e+00 1.000e+01 (-1.000e+00) 645 Scale: 3.627e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 928 Prefactor: 9.372e-01 5.686e-02 0.000e+00 1.000e+01 ( 1.000e+00) 929 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 930 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 924 Normalization: 1.116e+00 2.258e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 1.35 Ra Dec: 296.229 -21.722 Photon Index (Free Index): 1.68 +/- 0.61 Photon Flux (Free Index): 1.13e-08 +/- 1.61e-08 Energy Flux (Free Index): 1.99e-05 +/- 3.16e-05 Creating a high resolution counts map... INFO: Auto-setting vmin to -1.000e-01 [aplpy.core] INFO: Auto-setting vmax to 1.110e+00 [aplpy.core] Saving /lscratch/kocevski/33475147/cmap_HighResolution_806284801_806889601_4FGL_J1944.9-2143_weekly_bin938.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='4.01e-03', comment='SUCCESS', photon_flux='1.34e-08', energy_flux2='1.99e-05', photon_flux_error='1.55e-08', dlogl='2.41e-02', energy_flux='1.55e-05', photon_flux2='1.13e-08', job_status='DONE', time_completed='2026-07-28 17:42:01.502667', photon_index_error2='0.61', photon_index2='1.68', ts='1.31', fit_tolerance='1e-08', GAL='0.94', photon_index_error='0.00', photon_flux_upper_limit='5.44e-08', energy_flux_error2='3.16e-05', EG='1.11', time_epoch_completed='1785285721.5', return_code='0', job_id='33475147', GAL2='0.94', EG2='1.12', return_code2='0', energy_flux_error='1.78e-05', photon_flux_error2='1.61e-08', ts2='1.35', photon_index='1.81' WHERE bin_id='938' AND source_name='4FGL J1944.9-2143' AND cadence='weekly'; Database successfully updated. Analysis Complete. Tue Jul 28 17:42:02 PDT 2026