Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 1402.88390597 Extracting fit parameters... 4FGL J1918.2-4111 Spectrum: LogParabola 863 norm: 9.738e+00 1.382e+01 0.000e+00 1.000e+06 ( 1.000e-12) 864 alpha: 1.785e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 865 beta: 1.079e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 866 Eb: 1.480e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 1146 Prefactor: 1.240e+00 2.823e-01 0.000e+00 1.000e+01 ( 1.000e+00) 1147 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 1148 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 1139 Normalization: 1.721e-01 7.974e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.72 Ra Dec: 289.564 -41.189 Photon Flux Upper Limit: 5.1456852285e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.000547387893183 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31731398/likelihoodResults_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.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) = 1402.85662178 delta logL = 0.0272841890512 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 1402.85529234 delta logL = 0.0286136302898 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 9.1215 1.0000 .0000 .10000E+07 2 'alpha ' 1.9722 1.0000 .0000 5.0000 3 'Normalizat' .17334 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.2382 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .1149E+06 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MACHINE ACCURACY LIMITS FURTHER IMPROVEMENT. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 1402.855 FROM MIGRAD STATUS=CONVERGED 103 CALLS 260 TOTAL EDM= .27E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 9.1303 13.458 .66322E-04 -.54425E-04 2 alpha 1.9719 .78366 .10127E-01 .32806E-04 3 Normalizat .17433 .82766 .10195E-01 .84976E-04 4 Prefactor 1.2378 .27895 .15098E-03 -.12481E-04 ERR DEF= .500 Final values: norm = 9.13028 alpha = 1.9719 Normalizat = 0.174331 Prefactor = 1.2378 ********** ** 18 **HESSE ********** FCN= 1402.855 FROM HESSE STATUS=OK 29 CALLS 289 TOTAL EDM= .94E-12 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 9.1303 13.281 .26529E-05 -1.5648 2 alpha 1.9719 .77418 .20254E-02 -.21284 3 Normalizat .17433 .77218 .20390E-02 -1.3136 4 Prefactor 1.2378 .26922 .60390E-05 -.85176 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 9.38844e-13 Minuit parameter uncertainties: 1 13.2811 2 0.787753 3 0.728404 4 0.269522 /sdf/group/fermi/u/kocevski/software/conda/envs/fermitools_v1.0.5/lib/python2.7/site-packages/pyfits/__init__.py:22: PyFITSDeprecationWarning: PyFITS is deprecated, please use astropy.io.fits PyFITSDeprecationWarning) # noqa shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 1402.85529113 delta logL = 0.0286148358573 Extracting fit parameters... 4FGL J1918.2-4111 Spectrum: LogParabola 863 norm: 9.130e+00 1.328e+01 0.000e+00 1.000e+06 ( 1.000e-12) 864 alpha: 1.972e+00 7.878e-01 0.000e+00 5.000e+00 ( 1.000e+00) 865 beta: 1.079e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 866 Eb: 1.480e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 1146 Prefactor: 1.238e+00 2.695e-01 0.000e+00 1.000e+01 ( 1.000e+00) 1147 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 1148 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 1139 Normalization: 1.743e-01 7.284e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.72 Ra Dec: 289.564 -41.189 Creating a high resolution counts map... INFO: Auto-setting vmin to 0.000e+00 [aplpy.core] INFO: Auto-setting vmax to 0.000e+00 [aplpy.core] Saving /lscratch/kocevski/31731398/cmap_HighResolution_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='5.47e-04', job_status='DONE', photon_flux_upper_limit='5.15e-07', time_completed='2026-07-15 03:05:37.841642', job_id='31731398', GAL2='1.24', fit_tolerance='1e-08', EG2='0.17', EG='0.17', time_epoch_completed='1784109937.84', return_code2='0', ts='0.72', comment='SUCCESS', return_code='0', GAL='1.24', dlogl='2.86e-02', ts2='0.78', photon_index_error='0.00', photon_index='1.78' WHERE bin_id='2176' AND source_name='4FGL J1918.2-4111' AND cadence='daily'; Database successfully updated. Analysis Complete. Wed Jul 15 03:05:38 PDT 2026 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 = 7643 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1918.2-4111_daily_bin2176 RA = 289.564, Dec = -41.1893 tmin = 803347201, tmax = 803606401 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='31731721', job_status='RUN', time_executed='2026-07-15 03:05:45.264200', time_epoch_executed='1784109945.26' WHERE source_name='4FGL J1918.2-4111' and cadence='daily' and bin_id='2176' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31731721 Creating custom pfile directory: /lscratch/kocevski/31731721/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=803347201.0 && nMetStart<803606401.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=803347201.0 && nMetStart<803606401.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31731721/ft1_4FGL_J1918.2-4111_daily_bin2176.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=803347201.0 && nMetStart<803606401.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31731721/ft2_4FGL_J1918.2-4111_daily_bin2176.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31731721/ft1_4FGL_J1918.2-4111_daily_bin2176.fits outfile=/lscratch/kocevski/31731721/ft1_filteredMKT_4FGL_J1918.2-4111_daily_bin2176.fits ra=289.564 dec=-41.1893 rad=12.0 tmin=803347201.0 tmax=803606401.0 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 2.00 user 1.38 sys 0.19 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31731721/ft2_4FGL_J1918.2-4111_daily_bin2176.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31731721/ft2_4FGL_J1918.2-4111_daily_bin2176.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/31731721/ft1_filteredMKT_4FGL_J1918.2-4111_daily_bin2176.fits evtable="EVENTS" outfile="/lscratch/kocevski/31731721/ft1_filtered_4FGL_J1918.2-4111_daily_bin2176.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 0.66 user 0.17 sys 0.13 Number of photons that the gtmktime cut: 121 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31731721/ft1_filtered_4FGL_J1918.2-4111_daily_bin2176.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31731721/ft2_4FGL_J1918.2-4111_daily_bin2176.fits sctable="SC_DATA" outfile=/lscratch/kocevski/31731721/ltcube_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.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/31731721/ft2_4FGL_J1918.2-4111_daily_bin2176.fits .....................! real 7.74 user 7.13 sys 0.20 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31731721/ft1_filtered_4FGL_J1918.2-4111_daily_bin2176.fits evtable="EVENTS" scfile=/lscratch/kocevski/31731721/ft2_4FGL_J1918.2-4111_daily_bin2176.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31731721/ltcube_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.fits outfile=/lscratch/kocevski/31731721/expmap_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.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/31731721/ltcube_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.fits .....................! real 60.93 user 56.69 sys 3.54 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 FHES J1741.6-3917 in ROI with RadialDisk spatial model. Extended source FGES J1745.8-3028 in ROI with RadialDisk spatial model. Added 323 point sources and 2 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 J1918.2-4111 @ 289.564 -41.1893 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31731721/ft1_filtered_4FGL_J1918.2-4111_daily_bin2176.fits scfile=/lscratch/kocevski/31731721/ft2_4FGL_J1918.2-4111_daily_bin2176.fits outfile=/lscratch/kocevski/31731721/cmap_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.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=289.564 yref=-41.1893 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 0.63 user 0.18 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31731721/ft1_filtered_4FGL_J1918.2-4111_daily_bin2176.fits scfile=/lscratch/kocevski/31731721/ft2_4FGL_J1918.2-4111_daily_bin2176.fits outfile=/lscratch/kocevski/31731721/cmap_HighResolution_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.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=289.564 yref=-41.1893 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 0.68 user 0.19 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31731721/ft1_filtered_4FGL_J1918.2-4111_daily_bin2176.fits evtable="EVENTS" scfile=/lscratch/kocevski/31731721/ft2_4FGL_J1918.2-4111_daily_bin2176.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31731721/Model_4FGL_J1918.2-4111_daily_bin2176.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 J1745.8-3028 adding source FHES J1741.6-3917 adding source GAL_V02 Working on... /lscratch/kocevski/31731721/ft1_filtered_4FGL_J1918.2-4111_daily_bin2176.fits.....................! real 9.76 user 8.22 sys 1.13 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31731721/ft1_filtered_4FGL_J1918.2-4111_daily_bin2176.fits', '/lscratch/kocevski/31731721/ft2_4FGL_J1918.2-4111_daily_bin2176.fits', expMap='/lscratch/kocevski/31731721/expmap_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.fits', expCube='/lscratch/kocevski/31731721/ltcube_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31731721/Model_4FGL_J1918.2-4111_daily_bin2176.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1918.2-4111' 4FGL J1918.2-4111 Spectrum: LogParabola 863 norm: 1.393e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 864 alpha: 1.785e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 865 beta: 1.079e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 866 Eb: 1.480e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31731721/ft1_filtered_4FGL_J1918.2-4111_daily_bin2176.fits Spacecraft file(s): /lscratch/kocevski/31731721/ft2_4FGL_J1918.2-4111_daily_bin2176.fits Exposure map: /lscratch/kocevski/31731721/expmap_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.fits Exposure cube: /lscratch/kocevski/31731721/ltcube_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31731721/Model_4FGL_J1918.2-4111_daily_bin2176.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 102 logL (Fixed Index) = 1402.91753502 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 102 logL (Fixed Index) = 1402.89170746 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 18166. 1.0000 .0000 .10000E+07 2 'norm ' .56498E-01 1.0000 .0000 .10000E+07 3 'norm ' 35.494 1.0000 .0000 .10000E+07 4 'norm ' 9.5404 1.0000 .0000 .10000E+07 5 'Prefactor ' .19499E-05 1.0000 .0000 .10000E+07 6 'Prefactor ' .20648E-02 1.0000 .0000 .10000E+07 7 'Prefactor ' 30.594 1.0000 .0000 .10000E+07 8 'norm ' .15142E-02 1.0000 .0000 .10000E+07 9 'Prefactor ' 5.3569 1.0000 .0000 .10000E+07 10 'norm ' .75939E-07 1.0000 .0000 .10000E+07 11 'norm ' .13066E-02 1.0000 .0000 .10000E+07 12 'norm ' 7.8107 1.0000 .0000 .10000E+07 13 'norm ' .56011E-07 1.0000 .0000 .10000E+07 14 'Normalizat' .14740 1.0000 .10000E-01 10.000 15 'Prefactor ' 1.2415 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .1149E+06 .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= 1402.884 FROM MIGRAD STATUS=CONVERGED 545 CALLS 1752 TOTAL EDM= .14E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 16718. 12944. .14976E-05 .11635E-04 2 norm .54401E-08 1127.1 .30581E-03** at limit ** 3 norm 36.119 59.647 .67148E-05 -.37315E-03 4 norm 9.7381 13.818 .12968E-04 -.46507E-03 5 Prefactor .0000 7.0789 .84235E-04** at limit ** 6 Prefactor .0000 33.921 .84235E-04** at limit ** 7 Prefactor 29.245 42.985 .72328E-05 -.79762E-03 8 norm .0000 22.820 .84235E-04** at limit ** 9 Prefactor 4.9397 11.202 .17359E-04 -.91411E-03 10 norm .55511E-10 1.5102 .44957E-04** at limit ** 11 norm .0000 8.0306 .84235E-04** at limit ** 12 norm 6.7528 32.021 .14342E-04 -.43875E-03 13 norm .0000 1.6970 .47630E-04** at limit ** 14 Normalizat .17212 .94278 .10517E-02 -.20684E-04 15 Prefactor 1.2405 .28316 .15078E-03 -.10900E-03 ERR DEF= .500 Final values: norm = 16718.3 norm = 5.44009e-09 norm = 36.1191 norm = 9.73806 Prefactor = 0 Prefactor = 0 Prefactor = 29.2452 norm = 0 Prefactor = 4.93971 norm = 5.55112e-11 norm = 0 norm = 6.75278 norm = 0 Normalizat = 0.172115 Prefactor = 1.24046 ********** ** 18 **HESSE ********** FCN= 1402.884 FROM HESSE STATUS=OK 166 CALLS 1918 TOTAL EDM= .14E-09 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 16718. 12839. .31268E-06 -1.3115 2 norm .54401E-08 1127.2 .61162E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 norm 36.119 59.641 .13430E-05 -1.5588 4 norm 9.7381 13.817 .51873E-06 -1.5646 5 Prefactor .0000 7.0789 .16847E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor .0000 33.921 .16847E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor 29.245 42.978 .14466E-05 -1.5600 8 norm .0000 22.820 .16847E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor 4.9397 11.202 .69435E-06 -1.5664 10 norm .55511E-10 1.5103 .89913E-05 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 norm .0000 8.0307 .16847E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 norm 6.7528 31.941 .57368E-06 -1.5656 13 norm .0000 1.6971 .95261E-05 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Normalizat .17212 .93283 .42068E-04 -1.3153 15 Prefactor 1.2405 .28194 .30155E-04 -.85095 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.35607e-10 Minuit parameter uncertainties: 1 12861 2 0.00495825 3 59.6425 4 13.8166 5 2.66037e-05 6 5.99912e-05 7 42.9788 8 6.1803e-07 9 11.2018 10 1.39581e-05 11 1.74936e-05 12 29.3731 13 5.54344e-06 14 0.797445 15 0.282285 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 1402.88390597 Extracting fit parameters... 4FGL J1918.2-4111 Spectrum: LogParabola 863 norm: 9.738e+00 1.382e+01 0.000e+00 1.000e+06 ( 1.000e-12) 864 alpha: 1.785e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 865 beta: 1.079e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 866 Eb: 1.480e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 1146 Prefactor: 1.240e+00 2.823e-01 0.000e+00 1.000e+01 ( 1.000e+00) 1147 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 1148 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 1139 Normalization: 1.721e-01 7.974e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): 0.72 Ra Dec: 289.564 -41.189 Photon Flux Upper Limit: 5.1456852285e-07 ph cm-2 s-1 Energy Flux Upper Limit: 0.000547387893183 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31731721/likelihoodResults_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.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) = 1402.85662178 delta logL = 0.0272841890512 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 1402.85529234 delta logL = 0.0286136302898 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' 9.1215 1.0000 .0000 .10000E+07 2 'alpha ' 1.9722 1.0000 .0000 5.0000 3 'Normalizat' .17334 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.2382 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .1149E+06 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MACHINE ACCURACY LIMITS FURTHER IMPROVEMENT. MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 1402.855 FROM MIGRAD STATUS=CONVERGED 103 CALLS 260 TOTAL EDM= .27E-08 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm 9.1303 13.458 .66322E-04 -.54425E-04 2 alpha 1.9719 .78366 .10127E-01 .32806E-04 3 Normalizat .17433 .82766 .10195E-01 .84976E-04 4 Prefactor 1.2378 .27895 .15098E-03 -.12481E-04 ERR DEF= .500 Final values: norm = 9.13028 alpha = 1.9719 Normalizat = 0.174331 Prefactor = 1.2378 ********** ** 18 **HESSE ********** FCN= 1402.855 FROM HESSE STATUS=OK 29 CALLS 289 TOTAL EDM= .94E-12 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm 9.1303 13.281 .26529E-05 -1.5648 2 alpha 1.9719 .77418 .20254E-02 -.21284 3 Normalizat .17433 .77218 .20390E-02 -1.3136 4 Prefactor 1.2378 .26922 .60390E-05 -.85176 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 9.38844e-13 Minuit parameter uncertainties: 1 13.2811 2 0.787753 3 0.728404 4 0.269522 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) = 1402.85529113 delta logL = 0.0286148358573 Extracting fit parameters... 4FGL J1918.2-4111 Spectrum: LogParabola 863 norm: 9.130e+00 1.328e+01 0.000e+00 1.000e+06 ( 1.000e-12) 864 alpha: 1.972e+00 7.878e-01 0.000e+00 5.000e+00 ( 1.000e+00) 865 beta: 1.079e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 866 Eb: 1.480e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 1146 Prefactor: 1.238e+00 2.695e-01 0.000e+00 1.000e+01 ( 1.000e+00) 1147 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 1148 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 1139 Normalization: 1.743e-01 7.284e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): 0.72 Ra Dec: 289.564 -41.189 Creating a high resolution counts map... INFO: Auto-setting vmin to 0.000e+00 [aplpy.core] INFO: Auto-setting vmax to 0.000e+00 [aplpy.core] Saving /lscratch/kocevski/31731721/cmap_HighResolution_803347201_803606401_4FGL_J1918.2-4111_daily_bin2176.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='5.47e-04', job_status='DONE', photon_flux_upper_limit='5.15e-07', time_completed='2026-07-15 03:10:14.899034', job_id='31731721', GAL2='1.24', fit_tolerance='1e-08', EG2='0.17', EG='0.17', time_epoch_completed='1784110214.9', return_code2='0', ts='0.72', comment='SUCCESS', return_code='0', GAL='1.24', dlogl='2.86e-02', ts2='0.78', photon_index_error='0.00', photon_index='1.78' WHERE bin_id='2176' AND source_name='4FGL J1918.2-4111' AND cadence='daily'; Database successfully updated. Analysis Complete. Wed Jul 15 03:10:15 PDT 2026