********** ** 18 **HESSE ********** FCN= 7091.197 FROM HESSE STATUS=OK 388 CALLS 2161 TOTAL EDM= .16E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 43.259 23.225 .15224E-03 -1.5576 2 norm .55511E-10 3.3270 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 1.7303 3.6677 .79817E-03 -1.5682 4 Prefactor 18.372 18.676 .23303E-03 -1.5622 5 Prefactor .0000 3.9933 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 21.230 12.999 .21594E-03 -1.5616 7 Prefactor 22.134 22.182 .21300E-03 -1.5614 8 Prefactor .0000 2.7793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .70854E-06 18.301 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 norm 4.5442 2.7555 .47207E-03 -1.5665 11 norm .12212E-08 7.3784 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .45552E-06 16.632 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .11102E-08 8.8720 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 norm .0000 .37929 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm .72838 2.2521 .57775E-03 -1.5691 16 Prefactor 23.461 43.652 .20719E-03 -1.5611 17 Prefactor 10.575 14.280 .30434E-03 -1.5643 18 norm .0000 .61549 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Prefactor 15.879 28.616 .25611E-03 -1.5628 20 Prefactor 6.9164 6.7672 .38206E-03 -1.5655 21 Normalizat 1.2825 .18564 .56085E-01 -.84090 22 Prefactor .77945 .13644 .43443E-01 -1.0049 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.61734e-06 Minuit parameter uncertainties: 1 23.2252 2 2.84497e-05 3 3.66768 4 18.676 5 4.47787e-06 6 12.9994 7 22.1823 8 1.8359e-07 9 0.00720208 10 2.75553 11 0.000190904 12 0.00550512 13 0.000198857 14 4.37823e-06 15 2.2521 16 43.6522 17 14.2797 18 7.55745e-06 19 28.6163 20 6.7672 21 0.18574 22 0.136495 /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) number of points = 7448 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2228.6-1636_daily_bin2174 RA = 337.166, Dec = -16.6073 tmin = 802828801, tmax = 803088001 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='31945390', job_status='RUN', time_executed='2026-07-16 15:25:00.326739', time_epoch_executed='1784240700.33' WHERE source_name='4FGL J2228.6-1636' and cadence='daily' and bin_id='2174' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31945390 Creating custom pfile directory: /lscratch/kocevski/31945390/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Level1/LPA Retrieving 46 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31945390/ft1_4FGL_J2228.6-1636_daily_bin2174.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Level1/LPA Retrieving 46 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31945390/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31945390/ft1_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945390/ft1_filteredMKT_4FGL_J2228.6-1636_daily_bin2174.fits ra=337.166 dec=-16.6073 rad=12.0 tmin=802828801.0 tmax=803088001.0 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 2.78 user 1.65 sys 0.16 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31945390/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31945390/ft2_4FGL_J2228.6-1636_daily_bin2174.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/31945390/ft1_filteredMKT_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" outfile="/lscratch/kocevski/31945390/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.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 0.90 user 0.21 sys 0.13 Number of photons that the gtmktime cut: 655 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31945390/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31945390/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.1974489 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 7.085e-07 7.202e-03 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 7.794e-01 1.365e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.283e+00 1.857e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 337.166 -16.607 Photon Flux Upper Limit: 4.48182622883e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00337724798616 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31944493/likelihoodResults_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.22357795 delta logL = -0.0261290418275 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 7091.19744889 delta logL = 1.76733010449e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .58842E-08 1.0000 .0000 .10000E+07 2 'Index ' .90325 1.0000 .0000 10.000 3 'Normalizat' 1.2825 1.0000 .10000E-01 10.000 4 'Prefactor ' .77945 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 7090.906 FROM MIGRAD STATUS=CONVERGED 139 CALLS 302 TOTAL EDM= .24E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .60310E-02 .88176E-01 .19081E-03** at limit ** 2 Index 5.5830 1.5692 .12906 .16198E-03 3 Normalizat 1.2315 .26774E-01 .57064E-01 .14984E-04 4 Prefactor .80346 .20594E-01 .43449E-01 .28470E-04 ERR DEF= .500 Final values: Prefactor = 0.006031 Index = 5.58301 Normalizat = 1.23146 Prefactor = 0.803462 ********** ** 18 **HESSE ********** FCN= 7090.906 FROM HESSE STATUS=NOT POSDEF 33 CALLS 335 TOTAL EDM= .25E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .60310E-02 .53820 .84962E-06 -1.5706 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 5.5830 7.6097 .45995E-02 .11687 3 Normalizat 1.2315 .16209 .25236E-03 -.85636 4 Prefactor .80346 .12207 .23376E-03 -.99601 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.50185e-10 Minuit parameter uncertainties: 1 0.113945 2 6.47511 3 0.162156 4 0.122106 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) = 7090.90635832 delta logL = 0.291090589318 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.031e-03 1.139e-01 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 5.583e+00 6.475e+00 0.000e+00 1.000e+01 (-1.000e+00) 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 8.035e-01 1.221e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.231e+00 1.622e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 337.166 -16.607 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/31944493/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.38e-03', job_status='DONE', photon_flux_upper_limit='4.48e-08', time_completed='2026-07-16 15:27:19.754259', job_id='31944493', GAL2='0.80', fit_tolerance='1e-08', EG2='1.23', EG='1.28', time_epoch_completed='1784240839.75', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.78', dlogl='2.91e-01', ts2='0.62', photon_index_error='0.00', photon_index='2.06' WHERE bin_id='2174' AND source_name='4FGL J2228.6-1636' AND cadence='daily'; Database successfully updated. Analysis Complete. Thu Jul 16 15:27:20 PDT 2026 ce GAL_V02 Working on... /lscratch/kocevski/31944745/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits.....................! real 26.70 user 25.12 sys 0.74 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31944745/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits', '/lscratch/kocevski/31944745/ft2_4FGL_J2228.6-1636_daily_bin2174.fits', expMap='/lscratch/kocevski/31944745/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', expCube='/lscratch/kocevski/31944745/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31944745/Model_4FGL_J2228.6-1636_daily_bin2174.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2228.6-1636' 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.423e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31944745/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits Spacecraft file(s): /lscratch/kocevski/31944745/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Exposure map: /lscratch/kocevski/31944745/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits Exposure cube: /lscratch/kocevski/31944745/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31944745/Model_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.33445256 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.19803838 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 43.155 1.0000 .0000 .10000E+07 2 'norm ' .32252E-07 1.0000 .0000 .10000E+07 3 'Prefactor ' 1.7290 1.0000 .0000 .10000E+07 4 'Prefactor ' 18.429 1.0000 .0000 .10000E+07 5 'Prefactor ' .21837E-03 1.0000 .0000 .10000E+07 6 'Prefactor ' 21.458 1.0000 .0000 .10000E+07 7 'Prefactor ' 22.052 1.0000 .0000 .10000E+07 8 'Prefactor ' .29998E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' .37944E-05 1.0000 .0000 .10000E+07 10 'norm ' 4.5431 1.0000 .0000 .10000E+07 11 'norm ' .20354E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .37151E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .29465E-05 1.0000 .0000 .10000E+07 14 'norm ' .37770E-06 1.0000 .0000 .10000E+07 15 'norm ' .73674 1.0000 .0000 .10000E+07 16 'Prefactor ' 23.307 1.0000 .0000 .10000E+07 17 'Prefactor ' 10.820 1.0000 .0000 .10000E+07 18 'norm ' .88080E-06 1.0000 .0000 .10000E+07 19 'Prefactor ' 15.262 1.0000 .0000 .10000E+07 20 'Prefactor ' 6.8872 1.0000 .0000 .10000E+07 21 'Normalizat' 1.2831 1.0000 .10000E-01 10.000 22 'Prefactor ' .77898 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 7091.197 FROM MIGRAD STATUS=CONVERGED 144 CALLS 1773 TOTAL EDM= .77E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 43.259 2.6911 -.44066E-08 .14946E-01 2 norm .55511E-10 3.3300 -.25670E-06** at limit ** 3 Prefactor 1.7303 3.6197 -.11675E-06 .53858E-03 4 Prefactor 18.372 1.2318 .13943E-07 .25018E-02 5 Prefactor .0000 3.9956 .10575E-06** at limit ** 6 Prefactor 21.230 2.1379 .42801E-07 .37211E-01 7 Prefactor 22.134 2.0575 -.93309E-09 .33679E-02 8 Prefactor .0000 2.7904 .25385E-07** at limit ** 9 Prefactor .70854E-06 17.731 .42379E-06** at limit ** 10 norm 4.5442 2.7511 -.18326E-06 .36746E-02 11 norm .12212E-08 7.3875 .58574E-06** at limit ** 12 Prefactor .45552E-06 16.268 -.40881E-06** at limit ** 13 Prefactor .11102E-08 8.8757 .57694E-06** at limit ** 14 norm .0000 .38467 .20304E-06** at limit ** 15 norm .72838 1.9805 .23559E-06 .96844E-04 16 Prefactor 23.461 23.760 .18517E-06 -.11904 17 Prefactor 10.575 12.684 -.12207E-06 -.23917E-01 18 norm .0000 .61638 .30260E-06** at limit ** 19 Prefactor 15.879 25.052 -.37341E-07 .76240E-01 20 Prefactor 6.9164 6.7535 -.10973E-06 .73170E-03 21 Normalizat 1.2825 .21624 -.35322E-05 .14662E-04 22 Prefactor .77945 .16059 .42407E-05 -.35058E-04 ERR DEF= .500 Final values: Prefactor = 43.2588 norm = 5.55112e-11 Prefactor = 1.73035 Prefactor = 18.3715 Prefactor = 0 Prefactor = 21.2304 Prefactor = 22.1338 Prefactor = 0 Prefactor = 7.08544e-07 norm = 4.54419 norm = 1.22125e-09 Prefactor = 4.55525e-07 Prefactor = 1.11022e-09 norm = 0 norm = 0.728381 Prefactor = 23.4608 Prefactor = 10.575 norm = 0 Prefactor = 15.8788 Prefactor = 6.91638 Normalizat = 1.28252 Prefactor = 0.779449 ********** ** 18 **HESSE ********** FCN= 7091.197 FROM HESSE STATUS=OK 388 CALLS 2161 TOTAL EDM= .16E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 43.259 23.225 .15224E-03 -1.5576 2 norm .55511E-10 3.3270 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 1.7303 3.6677 .79817E-03 -1.5682 4 Prefactor 18.372 18.676 .23303E-03 -1.5622 5 Prefactor .0000 3.9933 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 21.230 12.999 .21594E-03 -1.5616 7 Prefactor 22.134 22.182 .21300E-03 -1.5614 8 Prefactor .0000 2.7793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .70854E-06 18.301 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 norm 4.5442 2.7555 .47207E-03 -1.5665 11 norm .12212E-08 7.3784 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .45552E-06 16.632 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .11102E-08 8.8720 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 norm .0000 .37929 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm .72838 2.2521 .57775E-03 -1.5691 16 Prefactor 23.461 43.652 .20719E-03 -1.5611 17 Prefactor 10.575 14.280 .30434E-03 -1.5643 18 norm .0000 .61549 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Prefactor 15.879 28.616 .25611E-03 -1.5628 20 Prefactor 6.9164 6.7672 .38206E-03 -1.5655 21 Normalizat 1.2825 .18564 .56085E-01 -.84090 22 Prefactor .77945 .13644 .43443E-01 -1.0049 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.61734e-06 Minuit parameter uncertainties: 1 23.2252 2 2.84497e-05 3 3.66768 4 18.676 5 4.47787e-06 6 12.9994 7 22.1823 8 1.8359e-07 9 0.00720208 10 2.75553 11 0.000190904 12 0.00550512 13 0.000198857 14 4.37823e-06 15 2.2521 16 43.6522 17 14.2797 18 7.55745e-06 19 28.6163 20 6.7672 21 0.18574 22 0.136495 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.1974489 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 7.085e-07 7.202e-03 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 7.794e-01 1.365e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.283e+00 1.857e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 337.166 -16.607 Photon Flux Upper Limit: 4.48182622883e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00337724798616 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31944745/likelihoodResults_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.22357795 delta logL = -0.0261290418275 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 7091.19744889 delta logL = 1.76733010449e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .58842E-08 1.0000 .0000 .10000E+07 2 'Index ' .90325 1.0000 .0000 10.000 3 'Normalizat' 1.2825 1.0000 .10000E-01 10.000 4 'Prefactor ' .77945 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 7090.906 FROM MIGRAD STATUS=CONVERGED 139 CALLS 302 TOTAL EDM= .24E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .60310E-02 .88176E-01 .19081E-03** at limit ** 2 Index 5.5830 1.5692 .12906 .16198E-03 3 Normalizat 1.2315 .26774E-01 .57064E-01 .14984E-04 4 Prefactor .80346 .20594E-01 .43449E-01 .28470E-04 ERR DEF= .500 Final values: Prefactor = 0.006031 Index = 5.58301 Normalizat = 1.23146 Prefactor = 0.803462 ********** ** 18 **HESSE ********** FCN= 7090.906 FROM HESSE STATUS=NOT POSDEF 33 CALLS 335 TOTAL EDM= .25E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .60310E-02 .53820 .84962E-06 -1.5706 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 5.5830 7.6097 .45995E-02 .11687 3 Normalizat 1.2315 .16209 .25236E-03 -.85636 4 Prefactor .80346 .12207 .23376E-03 -.99601 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.50185e-10 Minuit parameter uncertainties: 1 0.113945 2 6.47511 3 0.162156 4 0.122106 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) = 7090.90635832 delta logL = 0.291090589318 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.031e-03 1.139e-01 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 5.583e+00 6.475e+00 0.000e+00 1.000e+01 (-1.000e+00) 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 8.035e-01 1.221e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.231e+00 1.622e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 337.166 -16.607 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/31944745/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.38e-03', job_status='DONE', photon_flux_upper_limit='4.48e-08', time_completed='2026-07-16 15:28:19.823789', job_id='31944745', GAL2='0.80', fit_tolerance='1e-08', EG2='1.23', EG='1.28', time_epoch_completed='1784240899.82', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.78', dlogl='2.91e-01', ts2='0.62', photon_index_error='0.00', photon_index='2.06' WHERE bin_id='2174' AND source_name='4FGL J2228.6-1636' AND cadence='daily'; Database successfully updated. Analysis Complete. Thu Jul 16 15:28:20 PDT 2026 outfile=/lscratch/kocevski/31945390/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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/31945390/ft2_4FGL_J2228.6-1636_daily_bin2174.fits .....................! real 9.64 user 8.76 sys 0.26 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31945390/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" scfile=/lscratch/kocevski/31945390/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31945390/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945390/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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/31945390/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits .....................! real 71.77 user 66.50 sys 3.97 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 152 point sources and 0 extended sources Setting source of interest to: 4FGL J2228.6-1636 @ 337.166 -16.6073 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31945390/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits scfile=/lscratch/kocevski/31945390/ft2_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945390/cmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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=337.166 yref=-16.6073 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 1.19 user 0.22 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31945390/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits scfile=/lscratch/kocevski/31945390/ft2_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945390/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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=337.166 yref=-16.6073 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 1.19 user 0.22 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31945390/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" scfile=/lscratch/kocevski/31945390/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31945390/Model_4FGL_J2228.6-1636_daily_bin2174.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 sourcnumber of points = 7448 number of fields = 31 RA_SUN column already exists. File will not be modified. number of points = 7448 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2228.6-1636_daily_bin2174 RA = 337.166, Dec = -16.6073 tmin = 802828801, tmax = 803088001 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='31945433', job_status='RUN', time_executed='2026-07-16 15:25:56.079991', time_epoch_executed='1784240756.08' WHERE source_name='4FGL J2228.6-1636' and cadence='daily' and bin_id='2174' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31945433 Creating custom pfile directory: /lscratch/kocevski/31945433/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Level1/LPA Retrieving 46 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31945433/ft1_4FGL_J2228.6-1636_daily_bin2174.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Level1/LPA Retrieving 46 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31945433/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31945433/ft1_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945433/ft1_filteredMKT_4FGL_J2228.6-1636_daily_bin2174.fits ra=337.166 dec=-16.6073 rad=12.0 tmin=802828801.0 tmax=803088001.0 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 2.12 user 1.29 sys 0.20 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31945433/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31945433/ft2_4FGL_J2228.6-1636_daily_bin2174.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/31945433/ft1_filteredMKT_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" outfile="/lscratch/kocevski/31945433/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.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 1.49 user 0.16 sys 0.14 Number of photons that the gtmktime cut: 655 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31945433/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31945433/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" Done. Performing analysis on: 4FGL_J2228.6-1636_daily_bin2174 RA = 337.166, Dec = -16.6073 tmin = 802828801, tmax = 803088001 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='31945442', job_status='RUN', time_executed='2026-07-16 15:26:01.896258', time_epoch_executed='1784240761.9' WHERE source_name='4FGL J2228.6-1636' and cadence='daily' and bin_id='2174' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31945442 Creating custom pfile directory: /lscratch/kocevski/31945442/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Level1/LPA Retrieving 46 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31945442/ft1_4FGL_J2228.6-1636_daily_bin2174.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Level1/LPA Retrieving 46 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31945442/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31945442/ft1_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945442/ft1_filteredMKT_4FGL_J2228.6-1636_daily_bin2174.fits ra=337.166 dec=-16.6073 rad=12.0 tmin=802828801.0 tmax=803088001.0 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 2.38 user 1.54 sys 0.16 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31945442/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31945442/ft2_4FGL_J2228.6-1636_daily_bin2174.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/31945442/ft1_filteredMKT_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" outfile="/lscratch/kocevski/31945442/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.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 1.28 user 0.19 sys 0.13 Number of photons that the gtmktime cut: 655 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31945442/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31945442/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" onumber of points = 7448 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2228.6-1636_daily_bin2174 RA = 337.166, Dec = -16.6073 tmin = 802828801, tmax = 803088001 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='31945611', job_status='RUN', time_executed='2026-07-16 15:26:33.936477', time_epoch_executed='1784240793.94' WHERE source_name='4FGL J2228.6-1636' and cadence='daily' and bin_id='2174' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31945611 Creating custom pfile directory: /lscratch/kocevski/31945611/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Level1/LPA Retrieving 46 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31945611/ft1_4FGL_J2228.6-1636_daily_bin2174.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Level1/LPA Retrieving 46 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31945611/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31945611/ft1_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945611/ft1_filteredMKT_4FGL_J2228.6-1636_daily_bin2174.fits ra=337.166 dec=-16.6073 rad=12.0 tmin=802828801.0 tmax=803088001.0 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 2.70 user 1.49 sys 0.17 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31945611/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31945611/ft2_4FGL_J2228.6-1636_daily_bin2174.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/31945611/ft1_filteredMKT_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" outfile="/lscratch/kocevski/31945611/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.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 1.41 user 0.19 sys 0.14 Number of photons that the gtmktime cut: 655 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31945611/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31945611/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" e GAL_V02 Working on... /lscratch/kocevski/31945390/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits.....................! real 24.68 user 22.94 sys 0.94 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31945390/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits', '/lscratch/kocevski/31945390/ft2_4FGL_J2228.6-1636_daily_bin2174.fits', expMap='/lscratch/kocevski/31945390/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', expCube='/lscratch/kocevski/31945390/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31945390/Model_4FGL_J2228.6-1636_daily_bin2174.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2228.6-1636' 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.423e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31945390/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits Spacecraft file(s): /lscratch/kocevski/31945390/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Exposure map: /lscratch/kocevski/31945390/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits Exposure cube: /lscratch/kocevski/31945390/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31945390/Model_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.33445256 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.19803838 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 43.155 1.0000 .0000 .10000E+07 2 'norm ' .32252E-07 1.0000 .0000 .10000E+07 3 'Prefactor ' 1.7290 1.0000 .0000 .10000E+07 4 'Prefactor ' 18.429 1.0000 .0000 .10000E+07 5 'Prefactor ' .21837E-03 1.0000 .0000 .10000E+07 6 'Prefactor ' 21.458 1.0000 .0000 .10000E+07 7 'Prefactor ' 22.052 1.0000 .0000 .10000E+07 8 'Prefactor ' .29998E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' .37944E-05 1.0000 .0000 .10000E+07 10 'norm ' 4.5431 1.0000 .0000 .10000E+07 11 'norm ' .20354E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .37151E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .29465E-05 1.0000 .0000 .10000E+07 14 'norm ' .37770E-06 1.0000 .0000 .10000E+07 15 'norm ' .73674 1.0000 .0000 .10000E+07 16 'Prefactor ' 23.307 1.0000 .0000 .10000E+07 17 'Prefactor ' 10.820 1.0000 .0000 .10000E+07 18 'norm ' .88080E-06 1.0000 .0000 .10000E+07 19 'Prefactor ' 15.262 1.0000 .0000 .10000E+07 20 'Prefactor ' 6.8872 1.0000 .0000 .10000E+07 21 'Normalizat' 1.2831 1.0000 .10000E-01 10.000 22 'Prefactor ' .77898 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 7091.197 FROM MIGRAD STATUS=CONVERGED 144 CALLS 1773 TOTAL EDM= .77E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 43.259 2.6911 -.44066E-08 .14946E-01 2 norm .55511E-10 3.3300 -.25670E-06** at limit ** 3 Prefactor 1.7303 3.6197 -.11675E-06 .53858E-03 4 Prefactor 18.372 1.2318 .13943E-07 .25018E-02 5 Prefactor .0000 3.9956 .10575E-06** at limit ** 6 Prefactor 21.230 2.1379 .42801E-07 .37211E-01 7 Prefactor 22.134 2.0575 -.93309E-09 .33679E-02 8 Prefactor .0000 2.7904 .25385E-07** at limit ** 9 Prefactor .70854E-06 17.731 .42379E-06** at limit ** 10 norm 4.5442 2.7511 -.18326E-06 .36746E-02 11 norm .12212E-08 7.3875 .58574E-06** at limit ** 12 Prefactor .45552E-06 16.268 -.40881E-06** at limit ** 13 Prefactor .11102E-08 8.8757 .57694E-06** at limit ** 14 norm .0000 .38467 .20304E-06** at limit ** 15 norm .72838 1.9805 .23559E-06 .96844E-04 16 Prefactor 23.461 23.760 .18517E-06 -.11904 17 Prefactor 10.575 12.684 -.12207E-06 -.23917E-01 18 norm .0000 .61638 .30260E-06** at limit ** 19 Prefactor 15.879 25.052 -.37341E-07 .76240E-01 20 Prefactor 6.9164 6.7535 -.10973E-06 .73170E-03 21 Normalizat 1.2825 .21624 -.35322E-05 .14662E-04 22 Prefactor .77945 .16059 .42407E-05 -.35058E-04 ERR DEF= .500 Final values: Prefactor = 43.2588 norm = 5.55112e-11 Prefactor = 1.73035 Prefactor = 18.3715 Prefactor = 0 Prefactor = 21.2304 Prefactor = 22.1338 Prefactor = 0 Prefactor = 7.08544e-07 norm = 4.54419 norm = 1.22125e-09 Prefactor = 4.55525e-07 Prefactor = 1.11022e-09 norm = 0 norm = 0.728381 Prefactor = 23.4608 Prefactor = 10.575 norm = 0 Prefactor = 15.8788 Prefactor = 6.91638 Normalizat = 1.28252 Prefactor = 0.779449 ********** ** 18 **HESSE ********** FCN= 7091.197 FROM HESSE STATUS=OK 388 CALLS 2161 TOTAL EDM= .16E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 43.259 23.225 .15224E-03 -1.5576 2 norm .55511E-10 3.3270 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 1.7303 3.6677 .79817E-03 -1.5682 4 Prefactor 18.372 18.676 .23303E-03 -1.5622 5 Prefactor .0000 3.9933 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 21.230 12.999 .21594E-03 -1.5616 7 Prefactor 22.134 22.182 .21300E-03 -1.5614 8 Prefactor .0000 2.7793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .70854E-06 18.301 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 norm 4.5442 2.7555 .47207E-03 -1.5665 11 norm .12212E-08 7.3784 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .45552E-06 16.632 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .11102E-08 8.8720 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 norm .0000 .37929 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm .72838 2.2521 .57775E-03 -1.5691 16 Prefactor 23.461 43.652 .20719E-03 -1.5611 17 Prefactor 10.575 14.280 .30434E-03 -1.5643 18 norm .0000 .61549 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Prefactor 15.879 28.616 .25611E-03 -1.5628 20 Prefactor 6.9164 6.7672 .38206E-03 -1.5655 21 Normalizat 1.2825 .18564 .56085E-01 -.84090 22 Prefactor .77945 .13644 .43443E-01 -1.0049 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.61734e-06 Minuit parameter uncertainties: 1 23.2252 2 2.84497e-05 3 3.66768 4 18.676 5 4.47787e-06 6 12.9994 7 22.1823 8 1.8359e-07 9 0.00720208 10 2.75553 11 0.000190904 12 0.00550512 13 0.000198857 14 4.37823e-06 15 2.2521 16 43.6522 17 14.2797 18 7.55745e-06 19 28.6163 20 6.7672 21 0.18574 22 0.136495 outfile=/lscratch/kocevski/31945433/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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/31945433/ft2_4FGL_J2228.6-1636_daily_bin2174.fits .....................! real 8.60 user 7.09 sys 0.23 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31945433/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" scfile=/lscratch/kocevski/31945433/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31945433/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945433/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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/31945433/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits .....................! real 60.89 user 55.71 sys 3.65 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 152 point sources and 0 extended sources Setting source of interest to: 4FGL J2228.6-1636 @ 337.166 -16.6073 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31945433/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits scfile=/lscratch/kocevski/31945433/ft2_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945433/cmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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=337.166 yref=-16.6073 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 1.07 user 0.20 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31945433/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits scfile=/lscratch/kocevski/31945433/ft2_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945433/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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=337.166 yref=-16.6073 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 1.77 user 0.20 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31945433/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" scfile=/lscratch/kocevski/31945433/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31945433/Model_4FGL_J2228.6-1636_daily_bin2174.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 sourcDone. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.1974489 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 7.085e-07 7.202e-03 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 7.794e-01 1.365e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.283e+00 1.857e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 337.166 -16.607 Photon Flux Upper Limit: 4.48182622883e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00337724798616 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31945390/likelihoodResults_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.22357795 delta logL = -0.0261290418275 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 7091.19744889 delta logL = 1.76733010449e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .58842E-08 1.0000 .0000 .10000E+07 2 'Index ' .90325 1.0000 .0000 10.000 3 'Normalizat' 1.2825 1.0000 .10000E-01 10.000 4 'Prefactor ' .77945 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 7090.906 FROM MIGRAD STATUS=CONVERGED 139 CALLS 302 TOTAL EDM= .24E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .60310E-02 .88176E-01 .19081E-03** at limit ** 2 Index 5.5830 1.5692 .12906 .16198E-03 3 Normalizat 1.2315 .26774E-01 .57064E-01 .14984E-04 4 Prefactor .80346 .20594E-01 .43449E-01 .28470E-04 ERR DEF= .500 Final values: Prefactor = 0.006031 Index = 5.58301 Normalizat = 1.23146 Prefactor = 0.803462 ********** ** 18 **HESSE ********** FCN= 7090.906 FROM HESSE STATUS=NOT POSDEF 33 CALLS 335 TOTAL EDM= .25E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .60310E-02 .53820 .84962E-06 -1.5706 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 5.5830 7.6097 .45995E-02 .11687 3 Normalizat 1.2315 .16209 .25236E-03 -.85636 4 Prefactor .80346 .12207 .23376E-03 -.99601 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.50185e-10 Minuit parameter uncertainties: 1 0.113945 2 6.47511 3 0.162156 4 0.122106 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) = 7090.90635832 delta logL = 0.291090589318 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.031e-03 1.139e-01 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 5.583e+00 6.475e+00 0.000e+00 1.000e+01 (-1.000e+00) 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 8.035e-01 1.221e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.231e+00 1.622e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 337.166 -16.607 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/31945390/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.38e-03', job_status='DONE', photon_flux_upper_limit='4.48e-08', time_completed='2026-07-16 15:31:04.534934', job_id='31945390', GAL2='0.80', fit_tolerance='1e-08', EG2='1.23', EG='1.28', time_epoch_completed='1784241064.53', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.78', dlogl='2.91e-01', ts2='0.62', photon_index_error='0.00', photon_index='2.06' WHERE bin_id='2174' AND source_name='4FGL J2228.6-1636' AND cadence='daily'; Database successfully updated. Analysis Complete. Thu Jul 16 15:31:05 PDT 2026 utfile=/lscratch/kocevski/31945442/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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/31945442/ft2_4FGL_J2228.6-1636_daily_bin2174.fits .....................! real 9.88 user 8.43 sys 0.25 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31945442/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" scfile=/lscratch/kocevski/31945442/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31945442/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945442/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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/31945442/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits .....................! real 70.76 user 64.72 sys 3.96 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 152 point sources and 0 extended sources Setting source of interest to: 4FGL J2228.6-1636 @ 337.166 -16.6073 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31945442/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits scfile=/lscratch/kocevski/31945442/ft2_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945442/cmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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=337.166 yref=-16.6073 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 1.10 user 0.24 sys 0.19 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31945442/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits scfile=/lscratch/kocevski/31945442/ft2_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945442/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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=337.166 yref=-16.6073 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 1.36 user 0.22 sys 0.15 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31945442/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" scfile=/lscratch/kocevski/31945442/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31945442/Model_4FGL_J2228.6-1636_daily_bin2174.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 sourcenumber of points = 7448 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J2228.6-1636_daily_bin2174 RA = 337.166, Dec = -16.6073 tmin = 802828801, tmax = 803088001 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='31945734', job_status='RUN', time_executed='2026-07-16 15:27:13.333335', time_epoch_executed='1784240833.33' WHERE source_name='4FGL J2228.6-1636' and cadence='daily' and bin_id='2174' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31945734 Creating custom pfile directory: /lscratch/kocevski/31945734/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Level1/LPA Retrieving 46 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31945734/ft1_4FGL_J2228.6-1636_daily_bin2174.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=802828801.0 && nMetStart<803088001.0' /Data/Flight/Level1/LPA Retrieving 46 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31945734/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31945734/ft1_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945734/ft1_filteredMKT_4FGL_J2228.6-1636_daily_bin2174.fits ra=337.166 dec=-16.6073 rad=12.0 tmin=802828801.0 tmax=803088001.0 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 2.79 user 1.40 sys 0.17 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31945734/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31945734/ft2_4FGL_J2228.6-1636_daily_bin2174.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/31945734/ft1_filteredMKT_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" outfile="/lscratch/kocevski/31945734/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.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 0.97 user 0.18 sys 0.12 Number of photons that the gtmktime cut: 655 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31945734/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31945734/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" e GAL_V02 Working on... /lscratch/kocevski/31945433/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits.....................! real 22.25 user 19.88 sys 0.61 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31945433/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits', '/lscratch/kocevski/31945433/ft2_4FGL_J2228.6-1636_daily_bin2174.fits', expMap='/lscratch/kocevski/31945433/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', expCube='/lscratch/kocevski/31945433/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31945433/Model_4FGL_J2228.6-1636_daily_bin2174.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2228.6-1636' 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.423e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31945433/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits Spacecraft file(s): /lscratch/kocevski/31945433/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Exposure map: /lscratch/kocevski/31945433/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits Exposure cube: /lscratch/kocevski/31945433/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31945433/Model_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.33445256 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.19803838 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 43.155 1.0000 .0000 .10000E+07 2 'norm ' .32252E-07 1.0000 .0000 .10000E+07 3 'Prefactor ' 1.7290 1.0000 .0000 .10000E+07 4 'Prefactor ' 18.429 1.0000 .0000 .10000E+07 5 'Prefactor ' .21837E-03 1.0000 .0000 .10000E+07 6 'Prefactor ' 21.458 1.0000 .0000 .10000E+07 7 'Prefactor ' 22.052 1.0000 .0000 .10000E+07 8 'Prefactor ' .29998E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' .37944E-05 1.0000 .0000 .10000E+07 10 'norm ' 4.5431 1.0000 .0000 .10000E+07 11 'norm ' .20354E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .37151E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .29465E-05 1.0000 .0000 .10000E+07 14 'norm ' .37770E-06 1.0000 .0000 .10000E+07 15 'norm ' .73674 1.0000 .0000 .10000E+07 16 'Prefactor ' 23.307 1.0000 .0000 .10000E+07 17 'Prefactor ' 10.820 1.0000 .0000 .10000E+07 18 'norm ' .88080E-06 1.0000 .0000 .10000E+07 19 'Prefactor ' 15.262 1.0000 .0000 .10000E+07 20 'Prefactor ' 6.8872 1.0000 .0000 .10000E+07 21 'Normalizat' 1.2831 1.0000 .10000E-01 10.000 22 'Prefactor ' .77898 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 7091.197 FROM MIGRAD STATUS=CONVERGED 144 CALLS 1773 TOTAL EDM= .77E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 43.259 2.6911 -.44066E-08 .14946E-01 2 norm .55511E-10 3.3300 -.25670E-06** at limit ** 3 Prefactor 1.7303 3.6197 -.11675E-06 .53858E-03 4 Prefactor 18.372 1.2318 .13943E-07 .25018E-02 5 Prefactor .0000 3.9956 .10575E-06** at limit ** 6 Prefactor 21.230 2.1379 .42801E-07 .37211E-01 7 Prefactor 22.134 2.0575 -.93309E-09 .33679E-02 8 Prefactor .0000 2.7904 .25385E-07** at limit ** 9 Prefactor .70854E-06 17.731 .42379E-06** at limit ** 10 norm 4.5442 2.7511 -.18326E-06 .36746E-02 11 norm .12212E-08 7.3875 .58574E-06** at limit ** 12 Prefactor .45552E-06 16.268 -.40881E-06** at limit ** 13 Prefactor .11102E-08 8.8757 .57694E-06** at limit ** 14 norm .0000 .38467 .20304E-06** at limit ** 15 norm .72838 1.9805 .23559E-06 .96844E-04 16 Prefactor 23.461 23.760 .18517E-06 -.11904 17 Prefactor 10.575 12.684 -.12207E-06 -.23917E-01 18 norm .0000 .61638 .30260E-06** at limit ** 19 Prefactor 15.879 25.052 -.37341E-07 .76240E-01 20 Prefactor 6.9164 6.7535 -.10973E-06 .73170E-03 21 Normalizat 1.2825 .21624 -.35322E-05 .14662E-04 22 Prefactor .77945 .16059 .42407E-05 -.35058E-04 ERR DEF= .500 Final values: Prefactor = 43.2588 norm = 5.55112e-11 Prefactor = 1.73035 Prefactor = 18.3715 Prefactor = 0 Prefactor = 21.2304 Prefactor = 22.1338 Prefactor = 0 Prefactor = 7.08544e-07 norm = 4.54419 norm = 1.22125e-09 Prefactor = 4.55525e-07 Prefactor = 1.11022e-09 norm = 0 norm = 0.728381 Prefactor = 23.4608 Prefactor = 10.575 norm = 0 Prefactor = 15.8788 Prefactor = 6.91638 Normalizat = 1.28252 Prefactor = 0.779449 outfile=/lscratch/kocevski/31945611/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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/31945611/ft2_4FGL_J2228.6-1636_daily_bin2174.fits .....................! real 9.74 user 8.34 sys 0.23 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31945611/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" scfile=/lscratch/kocevski/31945611/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31945611/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945611/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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/31945611/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits .....................! real 68.41 user 63.32 sys 3.99 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 152 point sources and 0 extended sources Setting source of interest to: 4FGL J2228.6-1636 @ 337.166 -16.6073 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31945611/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits scfile=/lscratch/kocevski/31945611/ft2_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945611/cmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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=337.166 yref=-16.6073 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 1.63 user 0.24 sys 0.14 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31945611/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits scfile=/lscratch/kocevski/31945611/ft2_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945611/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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=337.166 yref=-16.6073 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 1.35 user 0.21 sys 0.14 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31945611/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" scfile=/lscratch/kocevski/31945611/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31945611/Model_4FGL_J2228.6-1636_daily_bin2174.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding sourc ********** ** 18 **HESSE ********** FCN= 7091.197 FROM HESSE STATUS=OK 388 CALLS 2161 TOTAL EDM= .16E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 43.259 23.225 .15224E-03 -1.5576 2 norm .55511E-10 3.3270 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 1.7303 3.6677 .79817E-03 -1.5682 4 Prefactor 18.372 18.676 .23303E-03 -1.5622 5 Prefactor .0000 3.9933 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 21.230 12.999 .21594E-03 -1.5616 7 Prefactor 22.134 22.182 .21300E-03 -1.5614 8 Prefactor .0000 2.7793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .70854E-06 18.301 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 norm 4.5442 2.7555 .47207E-03 -1.5665 11 norm .12212E-08 7.3784 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .45552E-06 16.632 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .11102E-08 8.8720 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 norm .0000 .37929 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm .72838 2.2521 .57775E-03 -1.5691 16 Prefactor 23.461 43.652 .20719E-03 -1.5611 17 Prefactor 10.575 14.280 .30434E-03 -1.5643 18 norm .0000 .61549 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Prefactor 15.879 28.616 .25611E-03 -1.5628 20 Prefactor 6.9164 6.7672 .38206E-03 -1.5655 21 Normalizat 1.2825 .18564 .56085E-01 -.84090 22 Prefactor .77945 .13644 .43443E-01 -1.0049 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.61734e-06 Minuit parameter uncertainties: 1 23.2252 2 2.84497e-05 3 3.66768 4 18.676 5 4.47787e-06 6 12.9994 7 22.1823 8 1.8359e-07 9 0.00720208 10 2.75553 11 0.000190904 12 0.00550512 13 0.000198857 14 4.37823e-06 15 2.2521 16 43.6522 17 14.2797 18 7.55745e-06 19 28.6163 20 6.7672 21 0.18574 22 0.136495 GAL_V02 Working on... /lscratch/kocevski/31945442/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits.....................! real 25.18 user 23.04 sys 1.05 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31945442/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits', '/lscratch/kocevski/31945442/ft2_4FGL_J2228.6-1636_daily_bin2174.fits', expMap='/lscratch/kocevski/31945442/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', expCube='/lscratch/kocevski/31945442/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31945442/Model_4FGL_J2228.6-1636_daily_bin2174.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2228.6-1636' 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.423e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31945442/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits Spacecraft file(s): /lscratch/kocevski/31945442/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Exposure map: /lscratch/kocevski/31945442/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits Exposure cube: /lscratch/kocevski/31945442/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31945442/Model_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.33445256 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.19803838 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 43.155 1.0000 .0000 .10000E+07 2 'norm ' .32252E-07 1.0000 .0000 .10000E+07 3 'Prefactor ' 1.7290 1.0000 .0000 .10000E+07 4 'Prefactor ' 18.429 1.0000 .0000 .10000E+07 5 'Prefactor ' .21837E-03 1.0000 .0000 .10000E+07 6 'Prefactor ' 21.458 1.0000 .0000 .10000E+07 7 'Prefactor ' 22.052 1.0000 .0000 .10000E+07 8 'Prefactor ' .29998E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' .37944E-05 1.0000 .0000 .10000E+07 10 'norm ' 4.5431 1.0000 .0000 .10000E+07 11 'norm ' .20354E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .37151E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .29465E-05 1.0000 .0000 .10000E+07 14 'norm ' .37770E-06 1.0000 .0000 .10000E+07 15 'norm ' .73674 1.0000 .0000 .10000E+07 16 'Prefactor ' 23.307 1.0000 .0000 .10000E+07 17 'Prefactor ' 10.820 1.0000 .0000 .10000E+07 18 'norm ' .88080E-06 1.0000 .0000 .10000E+07 19 'Prefactor ' 15.262 1.0000 .0000 .10000E+07 20 'Prefactor ' 6.8872 1.0000 .0000 .10000E+07 21 'Normalizat' 1.2831 1.0000 .10000E-01 10.000 22 'Prefactor ' .77898 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 7091.197 FROM MIGRAD STATUS=CONVERGED 144 CALLS 1773 TOTAL EDM= .77E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 43.259 2.6911 -.44066E-08 .14946E-01 2 norm .55511E-10 3.3300 -.25670E-06** at limit ** 3 Prefactor 1.7303 3.6197 -.11675E-06 .53858E-03 4 Prefactor 18.372 1.2318 .13943E-07 .25018E-02 5 Prefactor .0000 3.9956 .10575E-06** at limit ** 6 Prefactor 21.230 2.1379 .42801E-07 .37211E-01 7 Prefactor 22.134 2.0575 -.93309E-09 .33679E-02 8 Prefactor .0000 2.7904 .25385E-07** at limit ** 9 Prefactor .70854E-06 17.731 .42379E-06** at limit ** 10 norm 4.5442 2.7511 -.18326E-06 .36746E-02 11 norm .12212E-08 7.3875 .58574E-06** at limit ** 12 Prefactor .45552E-06 16.268 -.40881E-06** at limit ** 13 Prefactor .11102E-08 8.8757 .57694E-06** at limit ** 14 norm .0000 .38467 .20304E-06** at limit ** 15 norm .72838 1.9805 .23559E-06 .96844E-04 16 Prefactor 23.461 23.760 .18517E-06 -.11904 17 Prefactor 10.575 12.684 -.12207E-06 -.23917E-01 18 norm .0000 .61638 .30260E-06** at limit ** 19 Prefactor 15.879 25.052 -.37341E-07 .76240E-01 20 Prefactor 6.9164 6.7535 -.10973E-06 .73170E-03 21 Normalizat 1.2825 .21624 -.35322E-05 .14662E-04 22 Prefactor .77945 .16059 .42407E-05 -.35058E-04 ERR DEF= .500 Final values: Prefactor = 43.2588 norm = 5.55112e-11 Prefactor = 1.73035 Prefactor = 18.3715 Prefactor = 0 Prefactor = 21.2304 Prefactor = 22.1338 Prefactor = 0 Prefactor = 7.08544e-07 norm = 4.54419 norm = 1.22125e-09 Prefactor = 4.55525e-07 Prefactor = 1.11022e-09 norm = 0 norm = 0.728381 Prefactor = 23.4608 Prefactor = 10.575 norm = 0 Prefactor = 15.8788 Prefactor = 6.91638 Normalizat = 1.28252 Prefactor = 0.779449 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.1974489 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 7.085e-07 7.202e-03 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 7.794e-01 1.365e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.283e+00 1.857e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 337.166 -16.607 Photon Flux Upper Limit: 4.48182622883e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00337724798616 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31945433/likelihoodResults_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.22357795 delta logL = -0.0261290418275 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 7091.19744889 delta logL = 1.76733010449e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .58842E-08 1.0000 .0000 .10000E+07 2 'Index ' .90325 1.0000 .0000 10.000 3 'Normalizat' 1.2825 1.0000 .10000E-01 10.000 4 'Prefactor ' .77945 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 7090.906 FROM MIGRAD STATUS=CONVERGED 139 CALLS 302 TOTAL EDM= .24E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .60310E-02 .88176E-01 .19081E-03** at limit ** 2 Index 5.5830 1.5692 .12906 .16198E-03 3 Normalizat 1.2315 .26774E-01 .57064E-01 .14984E-04 4 Prefactor .80346 .20594E-01 .43449E-01 .28470E-04 ERR DEF= .500 Final values: Prefactor = 0.006031 Index = 5.58301 Normalizat = 1.23146 Prefactor = 0.803462 ********** ** 18 **HESSE ********** FCN= 7090.906 FROM HESSE STATUS=NOT POSDEF 33 CALLS 335 TOTAL EDM= .25E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .60310E-02 .53820 .84962E-06 -1.5706 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 5.5830 7.6097 .45995E-02 .11687 3 Normalizat 1.2315 .16209 .25236E-03 -.85636 4 Prefactor .80346 .12207 .23376E-03 -.99601 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.50185e-10 Minuit parameter uncertainties: 1 0.113945 2 6.47511 3 0.162156 4 0.122106 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) = 7090.90635832 delta logL = 0.291090589318 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.031e-03 1.139e-01 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 5.583e+00 6.475e+00 0.000e+00 1.000e+01 (-1.000e+00) 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 8.035e-01 1.221e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.231e+00 1.622e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 337.166 -16.607 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/31945433/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.38e-03', job_status='DONE', photon_flux_upper_limit='4.48e-08', time_completed='2026-07-16 15:32:44.585654', job_id='31945433', GAL2='0.80', fit_tolerance='1e-08', EG2='1.23', EG='1.28', time_epoch_completed='1784241164.59', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.78', dlogl='2.91e-01', ts2='0.62', photon_index_error='0.00', photon_index='2.06' WHERE bin_id='2174' AND source_name='4FGL J2228.6-1636' AND cadence='daily'; Database successfully updated. Analysis Complete. Thu Jul 16 15:32:45 PDT 2026 ********** ** 18 **HESSE ********** FCN= 7091.197 FROM HESSE STATUS=OK 388 CALLS 2161 TOTAL EDM= .16E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 43.259 23.225 .15224E-03 -1.5576 2 norm .55511E-10 3.3270 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 1.7303 3.6677 .79817E-03 -1.5682 4 Prefactor 18.372 18.676 .23303E-03 -1.5622 5 Prefactor .0000 3.9933 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 21.230 12.999 .21594E-03 -1.5616 7 Prefactor 22.134 22.182 .21300E-03 -1.5614 8 Prefactor .0000 2.7793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .70854E-06 18.301 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 norm 4.5442 2.7555 .47207E-03 -1.5665 11 norm .12212E-08 7.3784 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .45552E-06 16.632 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .11102E-08 8.8720 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 norm .0000 .37929 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm .72838 2.2521 .57775E-03 -1.5691 16 Prefactor 23.461 43.652 .20719E-03 -1.5611 17 Prefactor 10.575 14.280 .30434E-03 -1.5643 18 norm .0000 .61549 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Prefactor 15.879 28.616 .25611E-03 -1.5628 20 Prefactor 6.9164 6.7672 .38206E-03 -1.5655 21 Normalizat 1.2825 .18564 .56085E-01 -.84090 22 Prefactor .77945 .13644 .43443E-01 -1.0049 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.61734e-06 Minuit parameter uncertainties: 1 23.2252 2 2.84497e-05 3 3.66768 4 18.676 5 4.47787e-06 6 12.9994 7 22.1823 8 1.8359e-07 9 0.00720208 10 2.75553 11 0.000190904 12 0.00550512 13 0.000198857 14 4.37823e-06 15 2.2521 16 43.6522 17 14.2797 18 7.55745e-06 19 28.6163 20 6.7672 21 0.18574 22 0.136495 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.1974489 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 7.085e-07 7.202e-03 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 7.794e-01 1.365e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.283e+00 1.857e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 337.166 -16.607 Photon Flux Upper Limit: 4.48182622883e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00337724798616 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31945442/likelihoodResults_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.22357795 delta logL = -0.0261290418275 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 7091.19744889 delta logL = 1.76733010449e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .58842E-08 1.0000 .0000 .10000E+07 2 'Index ' .90325 1.0000 .0000 10.000 3 'Normalizat' 1.2825 1.0000 .10000E-01 10.000 4 'Prefactor ' .77945 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 7090.906 FROM MIGRAD STATUS=CONVERGED 139 CALLS 302 TOTAL EDM= .24E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .60310E-02 .88176E-01 .19081E-03** at limit ** 2 Index 5.5830 1.5692 .12906 .16198E-03 3 Normalizat 1.2315 .26774E-01 .57064E-01 .14984E-04 4 Prefactor .80346 .20594E-01 .43449E-01 .28470E-04 ERR DEF= .500 Final values: Prefactor = 0.006031 Index = 5.58301 Normalizat = 1.23146 Prefactor = 0.803462 ********** ** 18 **HESSE ********** FCN= 7090.906 FROM HESSE STATUS=NOT POSDEF 33 CALLS 335 TOTAL EDM= .25E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .60310E-02 .53820 .84962E-06 -1.5706 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 5.5830 7.6097 .45995E-02 .11687 3 Normalizat 1.2315 .16209 .25236E-03 -.85636 4 Prefactor .80346 .12207 .23376E-03 -.99601 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.50185e-10 Minuit parameter uncertainties: 1 0.113945 2 6.47511 3 0.162156 4 0.122106 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) = 7090.90635832 delta logL = 0.291090589318 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.031e-03 1.139e-01 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 5.583e+00 6.475e+00 0.000e+00 1.000e+01 (-1.000e+00) 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 8.035e-01 1.221e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.231e+00 1.622e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 337.166 -16.607 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/31945442/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.38e-03', job_status='DONE', photon_flux_upper_limit='4.48e-08', time_completed='2026-07-16 15:33:21.268327', job_id='31945442', GAL2='0.80', fit_tolerance='1e-08', EG2='1.23', EG='1.28', time_epoch_completed='1784241201.27', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.78', dlogl='2.91e-01', ts2='0.62', photon_index_error='0.00', photon_index='2.06' WHERE bin_id='2174' AND source_name='4FGL J2228.6-1636' AND cadence='daily'; Database successfully updated. Analysis Complete. Thu Jul 16 15:33:22 PDT 2026 outfile=/lscratch/kocevski/31945734/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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/31945734/ft2_4FGL_J2228.6-1636_daily_bin2174.fits .....................! real 8.27 user 7.32 sys 0.23 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31945734/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" scfile=/lscratch/kocevski/31945734/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31945734/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945734/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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/31945734/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits .....................! real 61.52 user 56.75 sys 3.74 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 152 point sources and 0 extended sources Setting source of interest to: 4FGL J2228.6-1636 @ 337.166 -16.6073 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31945734/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits scfile=/lscratch/kocevski/31945734/ft2_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945734/cmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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=337.166 yref=-16.6073 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 1.36 user 0.21 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31945734/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits scfile=/lscratch/kocevski/31945734/ft2_4FGL_J2228.6-1636_daily_bin2174.fits outfile=/lscratch/kocevski/31945734/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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=337.166 yref=-16.6073 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 1.54 user 0.21 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31945734/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits evtable="EVENTS" scfile=/lscratch/kocevski/31945734/ft2_4FGL_J2228.6-1636_daily_bin2174.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31945734/Model_4FGL_J2228.6-1636_daily_bin2174.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/31945611/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits.....................! real 24.97 user 22.91 sys 1.05 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31945611/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits', '/lscratch/kocevski/31945611/ft2_4FGL_J2228.6-1636_daily_bin2174.fits', expMap='/lscratch/kocevski/31945611/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', expCube='/lscratch/kocevski/31945611/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31945611/Model_4FGL_J2228.6-1636_daily_bin2174.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2228.6-1636' 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.423e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31945611/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits Spacecraft file(s): /lscratch/kocevski/31945611/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Exposure map: /lscratch/kocevski/31945611/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits Exposure cube: /lscratch/kocevski/31945611/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31945611/Model_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.33445256 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.19803838 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 43.155 1.0000 .0000 .10000E+07 2 'norm ' .32252E-07 1.0000 .0000 .10000E+07 3 'Prefactor ' 1.7290 1.0000 .0000 .10000E+07 4 'Prefactor ' 18.429 1.0000 .0000 .10000E+07 5 'Prefactor ' .21837E-03 1.0000 .0000 .10000E+07 6 'Prefactor ' 21.458 1.0000 .0000 .10000E+07 7 'Prefactor ' 22.052 1.0000 .0000 .10000E+07 8 'Prefactor ' .29998E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' .37944E-05 1.0000 .0000 .10000E+07 10 'norm ' 4.5431 1.0000 .0000 .10000E+07 11 'norm ' .20354E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .37151E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .29465E-05 1.0000 .0000 .10000E+07 14 'norm ' .37770E-06 1.0000 .0000 .10000E+07 15 'norm ' .73674 1.0000 .0000 .10000E+07 16 'Prefactor ' 23.307 1.0000 .0000 .10000E+07 17 'Prefactor ' 10.820 1.0000 .0000 .10000E+07 18 'norm ' .88080E-06 1.0000 .0000 .10000E+07 19 'Prefactor ' 15.262 1.0000 .0000 .10000E+07 20 'Prefactor ' 6.8872 1.0000 .0000 .10000E+07 21 'Normalizat' 1.2831 1.0000 .10000E-01 10.000 22 'Prefactor ' .77898 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 7091.197 FROM MIGRAD STATUS=CONVERGED 144 CALLS 1773 TOTAL EDM= .77E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 43.259 2.6911 -.44066E-08 .14946E-01 2 norm .55511E-10 3.3300 -.25670E-06** at limit ** 3 Prefactor 1.7303 3.6197 -.11675E-06 .53858E-03 4 Prefactor 18.372 1.2318 .13943E-07 .25018E-02 5 Prefactor .0000 3.9956 .10575E-06** at limit ** 6 Prefactor 21.230 2.1379 .42801E-07 .37211E-01 7 Prefactor 22.134 2.0575 -.93309E-09 .33679E-02 8 Prefactor .0000 2.7904 .25385E-07** at limit ** 9 Prefactor .70854E-06 17.731 .42379E-06** at limit ** 10 norm 4.5442 2.7511 -.18326E-06 .36746E-02 11 norm .12212E-08 7.3875 .58574E-06** at limit ** 12 Prefactor .45552E-06 16.268 -.40881E-06** at limit ** 13 Prefactor .11102E-08 8.8757 .57694E-06** at limit ** 14 norm .0000 .38467 .20304E-06** at limit ** 15 norm .72838 1.9805 .23559E-06 .96844E-04 16 Prefactor 23.461 23.760 .18517E-06 -.11904 17 Prefactor 10.575 12.684 -.12207E-06 -.23917E-01 18 norm .0000 .61638 .30260E-06** at limit ** 19 Prefactor 15.879 25.052 -.37341E-07 .76240E-01 20 Prefactor 6.9164 6.7535 -.10973E-06 .73170E-03 21 Normalizat 1.2825 .21624 -.35322E-05 .14662E-04 22 Prefactor .77945 .16059 .42407E-05 -.35058E-04 ERR DEF= .500 Final values: Prefactor = 43.2588 norm = 5.55112e-11 Prefactor = 1.73035 Prefactor = 18.3715 Prefactor = 0 Prefactor = 21.2304 Prefactor = 22.1338 Prefactor = 0 Prefactor = 7.08544e-07 norm = 4.54419 norm = 1.22125e-09 Prefactor = 4.55525e-07 Prefactor = 1.11022e-09 norm = 0 norm = 0.728381 Prefactor = 23.4608 Prefactor = 10.575 norm = 0 Prefactor = 15.8788 Prefactor = 6.91638 Normalizat = 1.28252 Prefactor = 0.779449 ********** ** 18 **HESSE ********** FCN= 7091.197 FROM HESSE STATUS=OK 388 CALLS 2161 TOTAL EDM= .16E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 43.259 23.225 .15224E-03 -1.5576 2 norm .55511E-10 3.3270 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 1.7303 3.6677 .79817E-03 -1.5682 4 Prefactor 18.372 18.676 .23303E-03 -1.5622 5 Prefactor .0000 3.9933 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 21.230 12.999 .21594E-03 -1.5616 7 Prefactor 22.134 22.182 .21300E-03 -1.5614 8 Prefactor .0000 2.7793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .70854E-06 18.301 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 norm 4.5442 2.7555 .47207E-03 -1.5665 11 norm .12212E-08 7.3784 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .45552E-06 16.632 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .11102E-08 8.8720 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 norm .0000 .37929 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm .72838 2.2521 .57775E-03 -1.5691 16 Prefactor 23.461 43.652 .20719E-03 -1.5611 17 Prefactor 10.575 14.280 .30434E-03 -1.5643 18 norm .0000 .61549 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Prefactor 15.879 28.616 .25611E-03 -1.5628 20 Prefactor 6.9164 6.7672 .38206E-03 -1.5655 21 Normalizat 1.2825 .18564 .56085E-01 -.84090 22 Prefactor .77945 .13644 .43443E-01 -1.0049 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.61734e-06 Minuit parameter uncertainties: 1 23.2252 2 2.84497e-05 3 3.66768 4 18.676 5 4.47787e-06 6 12.9994 7 22.1823 8 1.8359e-07 9 0.00720208 10 2.75553 11 0.000190904 12 0.00550512 13 0.000198857 14 4.37823e-06 15 2.2521 16 43.6522 17 14.2797 18 7.55745e-06 19 28.6163 20 6.7672 21 0.18574 22 0.136495 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.1974489 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 7.085e-07 7.202e-03 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 7.794e-01 1.365e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.283e+00 1.857e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 337.166 -16.607 Photon Flux Upper Limit: 4.48182622883e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00337724798616 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31945611/likelihoodResults_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.22357795 delta logL = -0.0261290418275 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 7091.19744889 delta logL = 1.76733010449e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .58842E-08 1.0000 .0000 .10000E+07 2 'Index ' .90325 1.0000 .0000 10.000 3 'Normalizat' 1.2825 1.0000 .10000E-01 10.000 4 'Prefactor ' .77945 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 7090.906 FROM MIGRAD STATUS=CONVERGED 139 CALLS 302 TOTAL EDM= .24E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .60310E-02 .88176E-01 .19081E-03** at limit ** 2 Index 5.5830 1.5692 .12906 .16198E-03 3 Normalizat 1.2315 .26774E-01 .57064E-01 .14984E-04 4 Prefactor .80346 .20594E-01 .43449E-01 .28470E-04 ERR DEF= .500 Final values: Prefactor = 0.006031 Index = 5.58301 Normalizat = 1.23146 Prefactor = 0.803462 ********** ** 18 **HESSE ********** FCN= 7090.906 FROM HESSE STATUS=NOT POSDEF 33 CALLS 335 TOTAL EDM= .25E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .60310E-02 .53820 .84962E-06 -1.5706 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 5.5830 7.6097 .45995E-02 .11687 3 Normalizat 1.2315 .16209 .25236E-03 -.85636 4 Prefactor .80346 .12207 .23376E-03 -.99601 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.50185e-10 Minuit parameter uncertainties: 1 0.113945 2 6.47511 3 0.162156 4 0.122106 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) = 7090.90635832 delta logL = 0.291090589318 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.031e-03 1.139e-01 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 5.583e+00 6.475e+00 0.000e+00 1.000e+01 (-1.000e+00) 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 8.035e-01 1.221e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.231e+00 1.622e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 337.166 -16.607 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/31945611/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.38e-03', job_status='DONE', photon_flux_upper_limit='4.48e-08', time_completed='2026-07-16 15:34:10.975921', job_id='31945611', GAL2='0.80', fit_tolerance='1e-08', EG2='1.23', EG='1.28', time_epoch_completed='1784241250.98', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.78', dlogl='2.91e-01', ts2='0.62', photon_index_error='0.00', photon_index='2.06' WHERE bin_id='2174' AND source_name='4FGL J2228.6-1636' AND cadence='daily'; Database successfully updated. Analysis Complete. Thu Jul 16 15:34:11 PDT 2026 e GAL_V02 Working on... /lscratch/kocevski/31945734/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits.....................! real 22.14 user 20.58 sys 0.58 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31945734/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits', '/lscratch/kocevski/31945734/ft2_4FGL_J2228.6-1636_daily_bin2174.fits', expMap='/lscratch/kocevski/31945734/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', expCube='/lscratch/kocevski/31945734/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31945734/Model_4FGL_J2228.6-1636_daily_bin2174.xml', optimizer='MINUIT') Using source of interest name: '4FGL J2228.6-1636' 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.423e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31945734/ft1_filtered_4FGL_J2228.6-1636_daily_bin2174.fits Spacecraft file(s): /lscratch/kocevski/31945734/ft2_4FGL_J2228.6-1636_daily_bin2174.fits Exposure map: /lscratch/kocevski/31945734/expmap_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits Exposure cube: /lscratch/kocevski/31945734/ltcube_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31945734/Model_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.33445256 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.19803838 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 43.155 1.0000 .0000 .10000E+07 2 'norm ' .32252E-07 1.0000 .0000 .10000E+07 3 'Prefactor ' 1.7290 1.0000 .0000 .10000E+07 4 'Prefactor ' 18.429 1.0000 .0000 .10000E+07 5 'Prefactor ' .21837E-03 1.0000 .0000 .10000E+07 6 'Prefactor ' 21.458 1.0000 .0000 .10000E+07 7 'Prefactor ' 22.052 1.0000 .0000 .10000E+07 8 'Prefactor ' .29998E-06 1.0000 .0000 .10000E+07 9 'Prefactor ' .37944E-05 1.0000 .0000 .10000E+07 10 'norm ' 4.5431 1.0000 .0000 .10000E+07 11 'norm ' .20354E-04 1.0000 .0000 .10000E+07 12 'Prefactor ' .37151E-02 1.0000 .0000 .10000E+07 13 'Prefactor ' .29465E-05 1.0000 .0000 .10000E+07 14 'norm ' .37770E-06 1.0000 .0000 .10000E+07 15 'norm ' .73674 1.0000 .0000 .10000E+07 16 'Prefactor ' 23.307 1.0000 .0000 .10000E+07 17 'Prefactor ' 10.820 1.0000 .0000 .10000E+07 18 'norm ' .88080E-06 1.0000 .0000 .10000E+07 19 'Prefactor ' 15.262 1.0000 .0000 .10000E+07 20 'Prefactor ' 6.8872 1.0000 .0000 .10000E+07 21 'Normalizat' 1.2831 1.0000 .10000E-01 10.000 22 'Prefactor ' .77898 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 7091.197 FROM MIGRAD STATUS=CONVERGED 144 CALLS 1773 TOTAL EDM= .77E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.3% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 43.259 2.6911 -.44066E-08 .14946E-01 2 norm .55511E-10 3.3300 -.25670E-06** at limit ** 3 Prefactor 1.7303 3.6197 -.11675E-06 .53858E-03 4 Prefactor 18.372 1.2318 .13943E-07 .25018E-02 5 Prefactor .0000 3.9956 .10575E-06** at limit ** 6 Prefactor 21.230 2.1379 .42801E-07 .37211E-01 7 Prefactor 22.134 2.0575 -.93309E-09 .33679E-02 8 Prefactor .0000 2.7904 .25385E-07** at limit ** 9 Prefactor .70854E-06 17.731 .42379E-06** at limit ** 10 norm 4.5442 2.7511 -.18326E-06 .36746E-02 11 norm .12212E-08 7.3875 .58574E-06** at limit ** 12 Prefactor .45552E-06 16.268 -.40881E-06** at limit ** 13 Prefactor .11102E-08 8.8757 .57694E-06** at limit ** 14 norm .0000 .38467 .20304E-06** at limit ** 15 norm .72838 1.9805 .23559E-06 .96844E-04 16 Prefactor 23.461 23.760 .18517E-06 -.11904 17 Prefactor 10.575 12.684 -.12207E-06 -.23917E-01 18 norm .0000 .61638 .30260E-06** at limit ** 19 Prefactor 15.879 25.052 -.37341E-07 .76240E-01 20 Prefactor 6.9164 6.7535 -.10973E-06 .73170E-03 21 Normalizat 1.2825 .21624 -.35322E-05 .14662E-04 22 Prefactor .77945 .16059 .42407E-05 -.35058E-04 ERR DEF= .500 Final values: Prefactor = 43.2588 norm = 5.55112e-11 Prefactor = 1.73035 Prefactor = 18.3715 Prefactor = 0 Prefactor = 21.2304 Prefactor = 22.1338 Prefactor = 0 Prefactor = 7.08544e-07 norm = 4.54419 norm = 1.22125e-09 Prefactor = 4.55525e-07 Prefactor = 1.11022e-09 norm = 0 norm = 0.728381 Prefactor = 23.4608 Prefactor = 10.575 norm = 0 Prefactor = 15.8788 Prefactor = 6.91638 Normalizat = 1.28252 Prefactor = 0.779449 ********** ** 18 **HESSE ********** FCN= 7091.197 FROM HESSE STATUS=OK 388 CALLS 2161 TOTAL EDM= .16E-05 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 43.259 23.225 .15224E-03 -1.5576 2 norm .55511E-10 3.3270 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 1.7303 3.6677 .79817E-03 -1.5682 4 Prefactor 18.372 18.676 .23303E-03 -1.5622 5 Prefactor .0000 3.9933 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 21.230 12.999 .21594E-03 -1.5616 7 Prefactor 22.134 22.182 .21300E-03 -1.5614 8 Prefactor .0000 2.7793 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 Prefactor .70854E-06 18.301 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 norm 4.5442 2.7555 .47207E-03 -1.5665 11 norm .12212E-08 7.3784 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor .45552E-06 16.632 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .11102E-08 8.8720 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 norm .0000 .37929 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm .72838 2.2521 .57775E-03 -1.5691 16 Prefactor 23.461 43.652 .20719E-03 -1.5611 17 Prefactor 10.575 14.280 .30434E-03 -1.5643 18 norm .0000 .61549 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 Prefactor 15.879 28.616 .25611E-03 -1.5628 20 Prefactor 6.9164 6.7672 .38206E-03 -1.5655 21 Normalizat 1.2825 .18564 .56085E-01 -.84090 22 Prefactor .77945 .13644 .43443E-01 -1.0049 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 1.61734e-06 Minuit parameter uncertainties: 1 23.2252 2 2.84497e-05 3 3.66768 4 18.676 5 4.47787e-06 6 12.9994 7 22.1823 8 1.8359e-07 9 0.00720208 10 2.75553 11 0.000190904 12 0.00550512 13 0.000198857 14 4.37823e-06 15 2.2521 16 43.6522 17 14.2797 18 7.55745e-06 19 28.6163 20 6.7672 21 0.18574 22 0.136495 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 7091.1974489 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 7.085e-07 7.202e-03 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 2.058e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 7.794e-01 1.365e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.283e+00 1.857e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 337.166 -16.607 Photon Flux Upper Limit: 4.48182622883e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00337724798616 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31945734/likelihoodResults_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.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) = 7091.22357795 delta logL = -0.0261290418275 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 7091.19744889 delta logL = 1.76733010449e-08 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .58842E-08 1.0000 .0000 .10000E+07 2 'Index ' .90325 1.0000 .0000 10.000 3 'Normalizat' 1.2825 1.0000 .10000E-01 10.000 4 'Prefactor ' .77945 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .4880E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 7090.906 FROM MIGRAD STATUS=CONVERGED 139 CALLS 302 TOTAL EDM= .24E-08 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .60310E-02 .88176E-01 .19081E-03** at limit ** 2 Index 5.5830 1.5692 .12906 .16198E-03 3 Normalizat 1.2315 .26774E-01 .57064E-01 .14984E-04 4 Prefactor .80346 .20594E-01 .43449E-01 .28470E-04 ERR DEF= .500 Final values: Prefactor = 0.006031 Index = 5.58301 Normalizat = 1.23146 Prefactor = 0.803462 ********** ** 18 **HESSE ********** FCN= 7090.906 FROM HESSE STATUS=NOT POSDEF 33 CALLS 335 TOTAL EDM= .25E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .60310E-02 .53820 .84962E-06 -1.5706 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 5.5830 7.6097 .45995E-02 .11687 3 Normalizat 1.2315 .16209 .25236E-03 -.85636 4 Prefactor .80346 .12207 .23376E-03 -.99601 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.50185e-10 Minuit parameter uncertainties: 1 0.113945 2 6.47511 3 0.162156 4 0.122106 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) = 7090.90635832 delta logL = 0.291090589318 Extracting fit parameters... 4FGL J2228.6-1636 Spectrum: PowerLaw 228 Prefactor: 6.031e-03 1.139e-01 0.000e+00 1.000e+06 ( 1.000e-14) 229 Index: 5.583e+00 6.475e+00 0.000e+00 1.000e+01 (-1.000e+00) 230 Scale: 2.181e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 485 Prefactor: 8.035e-01 1.221e-01 0.000e+00 1.000e+01 ( 1.000e+00) 486 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 487 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 484 Normalization: 1.231e+00 1.622e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 337.166 -16.607 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/31945734/cmap_HighResolution_802828801_803088001_4FGL_J2228.6-1636_daily_bin2174.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.38e-03', job_status='DONE', photon_flux_upper_limit='4.48e-08', time_completed='2026-07-16 15:35:18.524130', job_id='31945734', GAL2='0.80', fit_tolerance='1e-08', EG2='1.23', EG='1.28', time_epoch_completed='1784241318.52', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.78', dlogl='2.91e-01', ts2='0.62', photon_index_error='0.00', photon_index='2.06' WHERE bin_id='2174' AND source_name='4FGL J2228.6-1636' AND cadence='daily'; Database successfully updated. Analysis Complete. Thu Jul 16 15:35:19 PDT 2026