********** ** 18 **HESSE ********** FCN= 6232.326 FROM HESSE STATUS=OK 357 CALLS 1968 TOTAL EDM= .32E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .74440E-07 14.180 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 6.0452 7.3125 .40801E-03 -1.5659 3 norm .38858E-09 5.6402 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 13.960 8.6697 .26783E-03 -1.5633 5 Prefactor 9.6616 8.6886 .32234E-03 -1.5646 6 Prefactor 8.3091 12.107 .34776E-03 -1.5650 7 Prefactor 1.7084 10.459 .80070E-03 -1.5682 8 norm .0000 2.0428 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .98865E-07 11.760 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor .30559E-06 66.149 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 norm 10.690 5.6045 .30690E-03 -1.5643 12 norm 1.1171 .39957 .63104E-03 -1.5687 13 Prefactor .0000 2.5089 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .53280E-06 7.2955 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor .0000 3.8985 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 norm 4.0171 10.518 .50307E-03 -1.5668 17 Prefactor .72425E-06 7.6921 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 norm 2.9748 2.6385 .58768E-03 -1.5673 19 Prefactor 48.962 55.003 .14323E-03 -1.5568 20 Normalizat .87550 .18760 .65913E-01 -.97326 21 Prefactor 1.0037 .13134 .44533E-01 -.92605 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 3.17473e-06 Minuit parameter uncertainties: 1 0.00205521 2 7.31251 3 9.29818e-05 4 8.66974 5 8.68858 6 12.1066 7 8.45407 8 4.78274e-06 9 0.00215683 10 0.00899225 11 5.60455 12 0.399569 13 3.83105e-07 14 0.00394321 15 7.17398e-06 16 10.5184 17 0.00472062 18 2.63853 19 55.004 20 0.187739 21 0.131377 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 6232.32644611 Extracting fit parameters... 4FGL J2151.7-2749 Spectrum: PowerLaw 266 Prefactor: 3.056e-07 8.992e-03 0.000e+00 1.000e+06 ( 1.000e-13) 267 Index: 2.714e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 268 Scale: 6.367e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 497 Prefactor: 1.004e+00 1.314e-01 0.000e+00 1.000e+01 ( 1.000e+00) 498 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 499 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 496 Normalization: 8.755e-01 1.877e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 327.925 -27.823 Photon Flux Upper Limit: 8.61373315938e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00678657542604 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/32953957/likelihoodResults_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 6232.33391727 delta logL = -0.00747116229741 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 6232.326447 delta logL = -8.85595e-07 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .24525E-04 1.0000 .0000 .10000E+07 2 'Index ' 2.5290 1.0000 .0000 10.000 3 'Normalizat' .87536 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0037 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5000E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 6232.326 FROM MIGRAD STATUS=CONVERGED 66 CALLS 245 TOTAL EDM= .15E-10 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .10492E-07 14.822 .42118E-03** at limit ** 2 Index 2.0777 5.4300 .50000 -.25011E-09 3 Normalizat .87549 .16696E-02 .65914E-01 .87287E-04 4 Prefactor 1.0037 .12039E-02 .44478E-01 .10418E-02 ERR DEF= .500 Final values: Prefactor = 1.04916e-08 Index = 2.07774 Normalizat = 0.875493 Prefactor = 1.00374 ********** ** 18 **HESSE ********** FCN= 6232.326 FROM HESSE STATUS=NOT POSDEF 31 CALLS 276 TOTAL EDM= .75E-10 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .10492E-07 74.046 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 2.0777 7.1918 .50000 -.62421 3 Normalizat .87549 .37227E-02 .29158E-03 -.97327 4 Prefactor 1.0037 .26875E-02 .19661E-03 -.92605 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 7.50278e-11 Minuit parameter uncertainties: 1 0.00176322 2 20787.2 3 0.00372273 4 0.00268752 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 6232.32644611 delta logL = 1.11867848318e-09 Extracting fit parameters... 4FGL J2151.7-2749 Spectrum: PowerLaw 266 Prefactor: 1.049e-08 1.763e-03 0.000e+00 1.000e+06 ( 1.000e-13) 267 Index: 2.078e+00 2.079e+04 0.000e+00 1.000e+01 (-1.000e+00) 268 Scale: 6.367e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 497 Prefactor: 1.004e+00 2.688e-03 0.000e+00 1.000e+01 ( 1.000e+00) 498 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 499 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 496 Normalization: 8.755e-01 3.723e-03 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 327.925 -27.823 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/32953957/cmap_HighResolution_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='6.79e-03', job_status='DONE', photon_flux_upper_limit='8.61e-08', time_completed='2026-07-23 20:47:42.106876', job_id='32953957', GAL2='1.00', fit_tolerance='1e-08', EG2='0.88', EG='0.88', time_epoch_completed='1784864862.11', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='1.00', dlogl='1.12e-09', ts2='-0.00', photon_index_error='0.00', photon_index='2.71' WHERE bin_id='2187' AND source_name='4FGL J2151.7-2749' AND cadence='daily'; Database successfully updated. Analysis Complete. Thu Jul 23 20:47:42 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 = 7590 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2151.7-2749_daily_bin2187 RA = 327.925, Dec = -27.8234 tmin = 806198401, tmax = 806457601 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='32954508', job_status='RUN', time_executed='2026-07-23 20:45:34.060432', time_epoch_executed='1784864734.06' WHERE source_name='4FGL J2151.7-2749' and cadence='daily' and bin_id='2187' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/32954508 Creating custom pfile directory: /lscratch/kocevski/32954508/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=806198401.0 && nMetStart<806457601.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=806198401.0 && nMetStart<806457601.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/32954508/ft1_4FGL_J2151.7-2749_daily_bin2187.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=806198401.0 && nMetStart<806457601.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/32954508/ft2_4FGL_J2151.7-2749_daily_bin2187.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/32954508/ft1_4FGL_J2151.7-2749_daily_bin2187.fits outfile=/lscratch/kocevski/32954508/ft1_filteredMKT_4FGL_J2151.7-2749_daily_bin2187.fits ra=327.925 dec=-27.8234 rad=12.0 tmin=806198401.0 tmax=806457601.0 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 2.80 user 1.68 sys 0.18 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/32954508/ft2_4FGL_J2151.7-2749_daily_bin2187.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/32954508/ft2_4FGL_J2151.7-2749_daily_bin2187.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/32954508/ft1_filteredMKT_4FGL_J2151.7-2749_daily_bin2187.fits evtable="EVENTS" outfile="/lscratch/kocevski/32954508/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.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 1.16 user 0.17 sys 0.12 Number of photons that the gtmktime cut: 572 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/32954508/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits" evtable="EVENTS" scfile=/lscratch/kocevski/32954508/ft2_4FGL_J2151.7-2749_daily_bin2187.fits sctable="SC_DATA" outfile=/lscratch/kocevski/32954508/ltcube_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.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/32954508/ft2_4FGL_J2151.7-2749_daily_bin2187.fits .....................! real 7.97 user 6.80 sys 0.21 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/32954508/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits evtable="EVENTS" scfile=/lscratch/kocevski/32954508/ft2_4FGL_J2151.7-2749_daily_bin2187.fits sctable="SC_DATA" expcube=/lscratch/kocevski/32954508/ltcube_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits outfile=/lscratch/kocevski/32954508/expmap_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.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/32954508/ltcube_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits .....................! real 59.84 user 55.32 sys 3.39 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 156 point sources and 0 extended sources Setting source of interest to: 4FGL J2151.7-2749 @ 327.925 -27.8234 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/32954508/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits scfile=/lscratch/kocevski/32954508/ft2_4FGL_J2151.7-2749_daily_bin2187.fits outfile=/lscratch/kocevski/32954508/cmap_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.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=327.925 yref=-27.8234 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 1.32 user 0.20 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/32954508/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits scfile=/lscratch/kocevski/32954508/ft2_4FGL_J2151.7-2749_daily_bin2187.fits outfile=/lscratch/kocevski/32954508/cmap_HighResolution_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.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=327.925 yref=-27.8234 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 1.51 user 0.21 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/32954508/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits evtable="EVENTS" scfile=/lscratch/kocevski/32954508/ft2_4FGL_J2151.7-2749_daily_bin2187.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/32954508/Model_4FGL_J2151.7-2749_daily_bin2187.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GAL_V02 Working on... /lscratch/kocevski/32954508/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits.....................! real 20.39 user 18.07 sys 0.83 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/32954508/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits', '/lscratch/kocevski/32954508/ft2_4FGL_J2151.7-2749_daily_bin2187.fits', expMap='/lscratch/kocevski/32954508/expmap_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits', expCube='/lscratch/kocevski/32954508/ltcube_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/32954508/Model_4FGL_J2151.7-2749_daily_bin2187.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2151.7-2749' 4FGL J2151.7-2749 Spectrum: PowerLaw 266 Prefactor: 7.757e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 267 Index: 2.714e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 268 Scale: 6.367e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/32954508/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits Spacecraft file(s): /lscratch/kocevski/32954508/ft2_4FGL_J2151.7-2749_daily_bin2187.fits Exposure map: /lscratch/kocevski/32954508/expmap_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits Exposure cube: /lscratch/kocevski/32954508/ltcube_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/32954508/Model_4FGL_J2151.7-2749_daily_bin2187.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) = 6232.33560645 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 6232.3272808 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .81672E-02 1.0000 .0000 .10000E+07 2 'Prefactor ' 6.0488 1.0000 .0000 .10000E+07 3 'norm ' .99354E-04 1.0000 .0000 .10000E+07 4 'Prefactor ' 13.959 1.0000 .0000 .10000E+07 5 'Prefactor ' 9.6503 1.0000 .0000 .10000E+07 6 'Prefactor ' 8.2990 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.7200 1.0000 .0000 .10000E+07 8 'norm ' .27686E-04 1.0000 .0000 .10000E+07 9 'Prefactor ' .74869E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' .88464E-04 1.0000 .0000 .10000E+07 11 'norm ' 10.641 1.0000 .0000 .10000E+07 12 'norm ' 1.1191 1.0000 .0000 .10000E+07 13 'Prefactor ' .20061E-03 1.0000 .0000 .10000E+07 14 'Prefactor ' .14846E-02 1.0000 .0000 .10000E+07 15 'Prefactor ' .15894E-02 1.0000 .0000 .10000E+07 16 'norm ' 4.0146 1.0000 .0000 .10000E+07 17 'Prefactor ' .14284E-02 1.0000 .0000 .10000E+07 18 'norm ' 2.9818 1.0000 .0000 .10000E+07 19 'Prefactor ' 48.751 1.0000 .0000 .10000E+07 20 'Normalizat' .87629 1.0000 .10000E-01 10.000 21 'Prefactor ' 1.0035 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5000E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 6232.326 FROM MIGRAD STATUS=CONVERGED 139 CALLS 1611 TOTAL EDM= .18E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .74440E-07 14.151 -.60951E-07** at limit ** 2 Prefactor 6.0452 7.2915 -.17891E-06 -.20681E-01 3 norm .38858E-09 5.6436 -.37444E-07** at limit ** 4 Prefactor 13.960 8.4445 -.39532E-08 -.46283E-01 5 Prefactor 9.6616 5.1946 -.11771E-06 .39137E-01 6 Prefactor 8.3091 1.3172 .96568E-08 .63054E-02 7 Prefactor 1.7084 6.3443 -.38712E-06 -.13157E-01 8 norm .0000 2.0406 .20280E-07** at limit ** 9 Prefactor .98865E-07 11.713 .95996E-07** at limit ** 10 Prefactor .30559E-06 66.135 .37105E-06** at limit ** 11 norm 10.690 5.6220 -.22130E-07 -.59062E-02 12 norm 1.1171 .40038 -.49175E-08 -.12816E-01 13 Prefactor .0000 2.5015 .26304E-07** at limit ** 14 Prefactor .53280E-06 6.8420 -.74394E-07** at limit ** 15 Prefactor .0000 3.8959 .45017E-08** at limit ** 16 norm 4.0171 1.4715 .86155E-08 -.69677E-02 17 Prefactor .72425E-06 7.1528 .58743E-07** at limit ** 18 norm 2.9748 2.4264 .53691E-08 .25327E-02 19 Prefactor 48.962 14.668 .36815E-07 -.21829 20 Normalizat .87550 .21803 -.46057E-06 -.65382E-04 21 Prefactor 1.0037 .15372 .10339E-05 .64017E-05 ERR DEF= .500 Final values: Prefactor = 7.44405e-08 Prefactor = 6.04522 norm = 3.88578e-10 Prefactor = 13.9597 Prefactor = 9.66157 Prefactor = 8.30913 Prefactor = 1.70843 norm = 0 Prefactor = 9.88654e-08 Prefactor = 3.05589e-07 norm = 10.6899 norm = 1.11712 Prefactor = 0 Prefactor = 5.32796e-07 Prefactor = 0 norm = 4.01708 Prefactor = 7.24254e-07 norm = 2.97475 Prefactor = 48.962 Normalizat = 0.8755 Prefactor = 1.00373 ********** ** 18 **HESSE ********** FCN= 6232.326 FROM HESSE STATUS=OK 357 CALLS 1968 TOTAL EDM= .32E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .74440E-07 14.180 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 6.0452 7.3125 .40801E-03 -1.5659 3 norm .38858E-09 5.6402 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 13.960 8.6697 .26783E-03 -1.5633 5 Prefactor 9.6616 8.6886 .32234E-03 -1.5646 6 Prefactor 8.3091 12.107 .34776E-03 -1.5650 7 Prefactor 1.7084 10.459 .80070E-03 -1.5682 8 norm .0000 2.0428 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .98865E-07 11.760 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor .30559E-06 66.149 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 norm 10.690 5.6045 .30690E-03 -1.5643 12 norm 1.1171 .39957 .63104E-03 -1.5687 13 Prefactor .0000 2.5089 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .53280E-06 7.2955 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor .0000 3.8985 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 norm 4.0171 10.518 .50307E-03 -1.5668 17 Prefactor .72425E-06 7.6921 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 norm 2.9748 2.6385 .58768E-03 -1.5673 19 Prefactor 48.962 55.003 .14323E-03 -1.5568 20 Normalizat .87550 .18760 .65913E-01 -.97326 21 Prefactor 1.0037 .13134 .44533E-01 -.92605 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 3.17473e-06 Minuit parameter uncertainties: 1 0.00205521 2 7.31251 3 9.29818e-05 4 8.66974 5 8.68858 6 12.1066 7 8.45407 8 4.78274e-06 9 0.00215683 10 0.00899225 11 5.60455 12 0.399569 13 3.83105e-07 14 0.00394321 15 7.17398e-06 16 10.5184 17 0.00472062 18 2.63853 19 55.004 20 0.187739 21 0.131377 number of points = 7590 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2151.7-2749_daily_bin2187 RA = 327.925, Dec = -27.8234 tmin = 806198401, tmax = 806457601 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='32954727', job_status='RUN', time_executed='2026-07-23 20:48:10.309911', time_epoch_executed='1784864890.31' WHERE source_name='4FGL J2151.7-2749' and cadence='daily' and bin_id='2187' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/32954727 Creating custom pfile directory: /lscratch/kocevski/32954727/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=806198401.0 && nMetStart<806457601.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=806198401.0 && nMetStart<806457601.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/32954727/ft1_4FGL_J2151.7-2749_daily_bin2187.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=806198401.0 && nMetStart<806457601.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/32954727/ft2_4FGL_J2151.7-2749_daily_bin2187.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/32954727/ft1_4FGL_J2151.7-2749_daily_bin2187.fits outfile=/lscratch/kocevski/32954727/ft1_filteredMKT_4FGL_J2151.7-2749_daily_bin2187.fits ra=327.925 dec=-27.8234 rad=12.0 tmin=806198401.0 tmax=806457601.0 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 3.02 user 1.71 sys 0.17 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/32954727/ft2_4FGL_J2151.7-2749_daily_bin2187.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/32954727/ft2_4FGL_J2151.7-2749_daily_bin2187.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/32954727/ft1_filteredMKT_4FGL_J2151.7-2749_daily_bin2187.fits evtable="EVENTS" outfile="/lscratch/kocevski/32954727/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.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 1.38 user 0.16 sys 0.14 Number of photons that the gtmktime cut: 572 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/32954727/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits" evtable="EVENTS" scfile=/lscratch/kocevski/32954727/ft2_4FGL_J2151.7-2749_daily_bin2187.fits sctable="SC_DATA" Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 6232.32644611 Extracting fit parameters... 4FGL J2151.7-2749 Spectrum: PowerLaw 266 Prefactor: 3.056e-07 8.992e-03 0.000e+00 1.000e+06 ( 1.000e-13) 267 Index: 2.714e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 268 Scale: 6.367e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 497 Prefactor: 1.004e+00 1.314e-01 0.000e+00 1.000e+01 ( 1.000e+00) 498 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 499 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 496 Normalization: 8.755e-01 1.877e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 327.925 -27.823 Photon Flux Upper Limit: 8.61373315938e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00678657542604 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/32954508/likelihoodResults_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 6232.33391727 delta logL = -0.00747116229741 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 6232.326447 delta logL = -8.85595e-07 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .24525E-04 1.0000 .0000 .10000E+07 2 'Index ' 2.5290 1.0000 .0000 10.000 3 'Normalizat' .87536 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0037 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5000E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 6232.326 FROM MIGRAD STATUS=CONVERGED 66 CALLS 245 TOTAL EDM= .15E-10 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .10492E-07 14.822 .42118E-03** at limit ** 2 Index 2.0777 5.4300 .50000 -.25011E-09 3 Normalizat .87549 .16696E-02 .65914E-01 .87287E-04 4 Prefactor 1.0037 .12039E-02 .44478E-01 .10418E-02 ERR DEF= .500 Final values: Prefactor = 1.04916e-08 Index = 2.07774 Normalizat = 0.875493 Prefactor = 1.00374 ********** ** 18 **HESSE ********** FCN= 6232.326 FROM HESSE STATUS=NOT POSDEF 31 CALLS 276 TOTAL EDM= .75E-10 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .10492E-07 74.046 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 2.0777 7.1918 .50000 -.62421 3 Normalizat .87549 .37227E-02 .29158E-03 -.97327 4 Prefactor 1.0037 .26875E-02 .19661E-03 -.92605 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 7.50278e-11 Minuit parameter uncertainties: 1 0.00176322 2 20787.2 3 0.00372273 4 0.00268752 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 6232.32644611 delta logL = 1.11867848318e-09 Extracting fit parameters... 4FGL J2151.7-2749 Spectrum: PowerLaw 266 Prefactor: 1.049e-08 1.763e-03 0.000e+00 1.000e+06 ( 1.000e-13) 267 Index: 2.078e+00 2.079e+04 0.000e+00 1.000e+01 (-1.000e+00) 268 Scale: 6.367e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 497 Prefactor: 1.004e+00 2.688e-03 0.000e+00 1.000e+01 ( 1.000e+00) 498 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 499 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 496 Normalization: 8.755e-01 3.723e-03 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 327.925 -27.823 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/32954508/cmap_HighResolution_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='6.79e-03', job_status='DONE', photon_flux_upper_limit='8.61e-08', time_completed='2026-07-23 20:52:57.105216', job_id='32954508', GAL2='1.00', fit_tolerance='1e-08', EG2='0.88', EG='0.88', time_epoch_completed='1784865177.11', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='1.00', dlogl='1.12e-09', ts2='-0.00', photon_index_error='0.00', photon_index='2.71' WHERE bin_id='2187' AND source_name='4FGL J2151.7-2749' AND cadence='daily'; Database successfully updated. Analysis Complete. Thu Jul 23 20:52:57 PDT 2026 outfile=/lscratch/kocevski/32954727/ltcube_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.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/32954727/ft2_4FGL_J2151.7-2749_daily_bin2187.fits .....................! real 7.84 user 6.67 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/32954727/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits evtable="EVENTS" scfile=/lscratch/kocevski/32954727/ft2_4FGL_J2151.7-2749_daily_bin2187.fits sctable="SC_DATA" expcube=/lscratch/kocevski/32954727/ltcube_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits outfile=/lscratch/kocevski/32954727/expmap_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.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/32954727/ltcube_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits .....................! real 60.70 user 55.68 sys 3.47 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 156 point sources and 0 extended sources Setting source of interest to: 4FGL J2151.7-2749 @ 327.925 -27.8234 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/32954727/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits scfile=/lscratch/kocevski/32954727/ft2_4FGL_J2151.7-2749_daily_bin2187.fits outfile=/lscratch/kocevski/32954727/cmap_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.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=327.925 yref=-27.8234 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 1.76 user 0.19 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/32954727/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits scfile=/lscratch/kocevski/32954727/ft2_4FGL_J2151.7-2749_daily_bin2187.fits outfile=/lscratch/kocevski/32954727/cmap_HighResolution_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.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=327.925 yref=-27.8234 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 1.50 user 0.18 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/32954727/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits evtable="EVENTS" scfile=/lscratch/kocevski/32954727/ft2_4FGL_J2151.7-2749_daily_bin2187.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/32954727/Model_4FGL_J2151.7-2749_daily_bin2187.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GAL_V02 Working on... /lscratch/kocevski/32954727/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits.....................! real 20.37 user 18.02 sys 0.84 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/32954727/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits', '/lscratch/kocevski/32954727/ft2_4FGL_J2151.7-2749_daily_bin2187.fits', expMap='/lscratch/kocevski/32954727/expmap_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits', expCube='/lscratch/kocevski/32954727/ltcube_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/32954727/Model_4FGL_J2151.7-2749_daily_bin2187.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2151.7-2749' 4FGL J2151.7-2749 Spectrum: PowerLaw 266 Prefactor: 7.757e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-13) 267 Index: 2.714e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 268 Scale: 6.367e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/32954727/ft1_filtered_4FGL_J2151.7-2749_daily_bin2187.fits Spacecraft file(s): /lscratch/kocevski/32954727/ft2_4FGL_J2151.7-2749_daily_bin2187.fits Exposure map: /lscratch/kocevski/32954727/expmap_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits Exposure cube: /lscratch/kocevski/32954727/ltcube_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/32954727/Model_4FGL_J2151.7-2749_daily_bin2187.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) = 6232.33560645 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 6232.3272808 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .81672E-02 1.0000 .0000 .10000E+07 2 'Prefactor ' 6.0488 1.0000 .0000 .10000E+07 3 'norm ' .99354E-04 1.0000 .0000 .10000E+07 4 'Prefactor ' 13.959 1.0000 .0000 .10000E+07 5 'Prefactor ' 9.6503 1.0000 .0000 .10000E+07 6 'Prefactor ' 8.2990 1.0000 .0000 .10000E+07 7 'Prefactor ' 1.7200 1.0000 .0000 .10000E+07 8 'norm ' .27686E-04 1.0000 .0000 .10000E+07 9 'Prefactor ' .74869E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' .88464E-04 1.0000 .0000 .10000E+07 11 'norm ' 10.641 1.0000 .0000 .10000E+07 12 'norm ' 1.1191 1.0000 .0000 .10000E+07 13 'Prefactor ' .20061E-03 1.0000 .0000 .10000E+07 14 'Prefactor ' .14846E-02 1.0000 .0000 .10000E+07 15 'Prefactor ' .15894E-02 1.0000 .0000 .10000E+07 16 'norm ' 4.0146 1.0000 .0000 .10000E+07 17 'Prefactor ' .14284E-02 1.0000 .0000 .10000E+07 18 'norm ' 2.9818 1.0000 .0000 .10000E+07 19 'Prefactor ' 48.751 1.0000 .0000 .10000E+07 20 'Normalizat' .87629 1.0000 .10000E-01 10.000 21 'Prefactor ' 1.0035 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5000E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 6232.326 FROM MIGRAD STATUS=CONVERGED 139 CALLS 1611 TOTAL EDM= .18E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= .5% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .74440E-07 14.151 -.60951E-07** at limit ** 2 Prefactor 6.0452 7.2915 -.17891E-06 -.20681E-01 3 norm .38858E-09 5.6436 -.37444E-07** at limit ** 4 Prefactor 13.960 8.4445 -.39532E-08 -.46283E-01 5 Prefactor 9.6616 5.1946 -.11771E-06 .39137E-01 6 Prefactor 8.3091 1.3172 .96568E-08 .63054E-02 7 Prefactor 1.7084 6.3443 -.38712E-06 -.13157E-01 8 norm .0000 2.0406 .20280E-07** at limit ** 9 Prefactor .98865E-07 11.713 .95996E-07** at limit ** 10 Prefactor .30559E-06 66.135 .37105E-06** at limit ** 11 norm 10.690 5.6220 -.22130E-07 -.59062E-02 12 norm 1.1171 .40038 -.49175E-08 -.12816E-01 13 Prefactor .0000 2.5015 .26304E-07** at limit ** 14 Prefactor .53280E-06 6.8420 -.74394E-07** at limit ** 15 Prefactor .0000 3.8959 .45017E-08** at limit ** 16 norm 4.0171 1.4715 .86155E-08 -.69677E-02 17 Prefactor .72425E-06 7.1528 .58743E-07** at limit ** 18 norm 2.9748 2.4264 .53691E-08 .25327E-02 19 Prefactor 48.962 14.668 .36815E-07 -.21829 20 Normalizat .87550 .21803 -.46057E-06 -.65382E-04 21 Prefactor 1.0037 .15372 .10339E-05 .64017E-05 ERR DEF= .500 Final values: Prefactor = 7.44405e-08 Prefactor = 6.04522 norm = 3.88578e-10 Prefactor = 13.9597 Prefactor = 9.66157 Prefactor = 8.30913 Prefactor = 1.70843 norm = 0 Prefactor = 9.88654e-08 Prefactor = 3.05589e-07 norm = 10.6899 norm = 1.11712 Prefactor = 0 Prefactor = 5.32796e-07 Prefactor = 0 norm = 4.01708 Prefactor = 7.24254e-07 norm = 2.97475 Prefactor = 48.962 Normalizat = 0.8755 Prefactor = 1.00373 ********** ** 18 **HESSE ********** FCN= 6232.326 FROM HESSE STATUS=OK 357 CALLS 1968 TOTAL EDM= .32E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .74440E-07 14.180 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 6.0452 7.3125 .40801E-03 -1.5659 3 norm .38858E-09 5.6402 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 Prefactor 13.960 8.6697 .26783E-03 -1.5633 5 Prefactor 9.6616 8.6886 .32234E-03 -1.5646 6 Prefactor 8.3091 12.107 .34776E-03 -1.5650 7 Prefactor 1.7084 10.459 .80070E-03 -1.5682 8 norm .0000 2.0428 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .98865E-07 11.760 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor .30559E-06 66.149 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 11 norm 10.690 5.6045 .30690E-03 -1.5643 12 norm 1.1171 .39957 .63104E-03 -1.5687 13 Prefactor .0000 2.5089 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .53280E-06 7.2955 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor .0000 3.8985 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 16 norm 4.0171 10.518 .50307E-03 -1.5668 17 Prefactor .72425E-06 7.6921 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 18 norm 2.9748 2.6385 .58768E-03 -1.5673 19 Prefactor 48.962 55.003 .14323E-03 -1.5568 20 Normalizat .87550 .18760 .65913E-01 -.97326 21 Prefactor 1.0037 .13134 .44533E-01 -.92605 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 3.17473e-06 Minuit parameter uncertainties: 1 0.00205521 2 7.31251 3 9.29818e-05 4 8.66974 5 8.68858 6 12.1066 7 8.45407 8 4.78274e-06 9 0.00215683 10 0.00899225 11 5.60455 12 0.399569 13 3.83105e-07 14 0.00394321 15 7.17398e-06 16 10.5184 17 0.00472062 18 2.63853 19 55.004 20 0.187739 21 0.131377 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 6232.32644611 Extracting fit parameters... 4FGL J2151.7-2749 Spectrum: PowerLaw 266 Prefactor: 3.056e-07 8.992e-03 0.000e+00 1.000e+06 ( 1.000e-13) 267 Index: 2.714e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 268 Scale: 6.367e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 497 Prefactor: 1.004e+00 1.314e-01 0.000e+00 1.000e+01 ( 1.000e+00) 498 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 499 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 496 Normalization: 8.755e-01 1.877e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 327.925 -27.823 Photon Flux Upper Limit: 8.61373315938e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00678657542604 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/32954727/likelihoodResults_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 6232.33391727 delta logL = -0.00747116229741 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 6232.326447 delta logL = -8.85595e-07 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .24525E-04 1.0000 .0000 .10000E+07 2 'Index ' 2.5290 1.0000 .0000 10.000 3 'Normalizat' .87536 1.0000 .10000E-01 10.000 4 'Prefactor ' 1.0037 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5000E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 6232.326 FROM MIGRAD STATUS=CONVERGED 66 CALLS 245 TOTAL EDM= .15E-10 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .10492E-07 14.822 .42118E-03** at limit ** 2 Index 2.0777 5.4300 .50000 -.25011E-09 3 Normalizat .87549 .16696E-02 .65914E-01 .87287E-04 4 Prefactor 1.0037 .12039E-02 .44478E-01 .10418E-02 ERR DEF= .500 Final values: Prefactor = 1.04916e-08 Index = 2.07774 Normalizat = 0.875493 Prefactor = 1.00374 ********** ** 18 **HESSE ********** FCN= 6232.326 FROM HESSE STATUS=NOT POSDEF 31 CALLS 276 TOTAL EDM= .75E-10 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .10492E-07 74.046 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 2.0777 7.1918 .50000 -.62421 3 Normalizat .87549 .37227E-02 .29158E-03 -.97327 4 Prefactor 1.0037 .26875E-02 .19661E-03 -.92605 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 7.50278e-11 Minuit parameter uncertainties: 1 0.00176322 2 20787.2 3 0.00372273 4 0.00268752 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 6232.32644611 delta logL = 1.11867848318e-09 Extracting fit parameters... 4FGL J2151.7-2749 Spectrum: PowerLaw 266 Prefactor: 1.049e-08 1.763e-03 0.000e+00 1.000e+06 ( 1.000e-13) 267 Index: 2.078e+00 2.079e+04 0.000e+00 1.000e+01 (-1.000e+00) 268 Scale: 6.367e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 497 Prefactor: 1.004e+00 2.688e-03 0.000e+00 1.000e+01 ( 1.000e+00) 498 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 499 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 496 Normalization: 8.755e-01 3.723e-03 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 327.925 -27.823 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/32954727/cmap_HighResolution_806198401_806457601_4FGL_J2151.7-2749_daily_bin2187.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='6.79e-03', job_status='DONE', photon_flux_upper_limit='8.61e-08', time_completed='2026-07-23 20:55:46.108314', job_id='32954727', GAL2='1.00', fit_tolerance='1e-08', EG2='0.88', EG='0.88', time_epoch_completed='1784865346.11', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='1.00', dlogl='1.12e-09', ts2='-0.00', photon_index_error='0.00', photon_index='2.71' WHERE bin_id='2187' AND source_name='4FGL J2151.7-2749' AND cadence='daily'; Database successfully updated. Analysis Complete. Thu Jul 23 20:55:46 PDT 2026