********** ** 18 **HESSE ********** FCN= 8325.620 FROM HESSE STATUS=OK 257 CALLS 1479 TOTAL EDM= .49E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .11105E-04 68.869 .90981E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 44.255 35.014 .15130E-03 -1.5575 3 Prefactor .44897E-06 11.543 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 norm .18806E-01 2.0958 .42118E-02 -1.5711 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .17208E-08 5.4161 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 3.0725 3.7818 .57847E-03 -1.5673 7 Prefactor .93536E-05 73.544 .88106E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm .15793E-06 9.4309 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 norm 3.2374 1.5313 .56277E-03 -1.5672 10 Prefactor 5.2796 9.5109 .43343E-03 -1.5662 11 norm 54.701 21.977 .13533E-03 -1.5560 12 Prefactor .59341E-07 7.3541 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .20461E-06 19.033 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .15543E-08 5.9377 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 3.8858 9.2264 .52909E-03 -1.5669 16 Normalizat 1.1954 .23557 .79885E-01 -.86745 17 Prefactor .95701 .10993 .45732E-01 -.94177 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.89366e-07 Minuit parameter uncertainties: 1 0.0553092 2 35.0143 3 0.00455308 4 0.39706 5 0.000192034 6 3.78178 7 0.0524564 8 0.002441 9 1.53132 10 9.51093 11 21.9775 12 0.00132128 13 0.003947 14 0.00019263 15 9.22645 16 0.235781 17 0.109955 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 8325.62024774 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 1.579e-07 2.441e-03 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 2.297e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.570e-01 1.100e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.195e+00 2.358e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 238.402 12.952 Photon Flux Upper Limit: 9.55564181995e-08 ph cm-2 s-1 Energy Flux Upper Limit: 3.35196857896e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31521299/likelihoodResults_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 8325.34996139 delta logL = 0.27028634572 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 8325.3406725 delta logL = 0.279575234244 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .95415 1.0000 .0000 .10000E+07 2 'alpha ' 4.1729 1.0000 .0000 5.0000 3 'Normalizat' 1.1236 1.0000 .10000E-01 10.000 4 'Prefactor ' .97715 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5230E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 8325.341 FROM MIGRAD STATUS=CONVERGED 57 CALLS 329 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .95035 42.647 .42135E-03 .13106E-01 2 alpha 4.1754 2.6777 .50000 .60228E-04 3 Normalizat 1.1237 .67824E-01 .82028E-01 .12269E-04 4 Prefactor .97717 .32240E-01 .45981E-01 .92001E-05 ERR DEF= .500 Final values: norm = 0.950352 alpha = 4.1754 Normalizat = 1.12366 Prefactor = 0.977166 ********** ** 18 **HESSE ********** FCN= 8325.341 FROM HESSE STATUS=NOT POSDEF 33 CALLS 362 TOTAL EDM= .30E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .95035 83.469 .11527E-04 -1.5688 2 alpha 4.1754 2.6050 .42565E-01 .73442 3 Normalizat 1.1237 .22581 .36316E-03 -.88996 4 Prefactor .97717 .10830 .18377E-03 -.93495 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.96362e-06 Minuit parameter uncertainties: 1 17.8132 2 11.8593 3 0.226009 4 0.108321 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) = 8325.34067176 delta logL = 0.279575977738 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 9.504e-01 1.781e+01 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 4.175e+00 1.186e+01 0.000e+00 5.000e+00 ( 1.000e+00) 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.772e-01 1.083e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.124e+00 2.260e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 238.402 12.952 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/31521299/cmap_HighResolution_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.35e-05', job_status='DONE', photon_flux_upper_limit='9.56e-08', time_completed='2026-07-13 04:19:28.424739', job_id='31521299', GAL2='0.98', fit_tolerance='1e-08', EG2='1.12', EG='1.20', time_epoch_completed='1783941568.42', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.96', dlogl='2.80e-01', ts2='0.63', photon_index_error='0.00', photon_index='2.30' WHERE bin_id='2180' AND source_name='4FGL J1553.6+1257' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 04:19:28 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 8325.62024774 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 1.579e-07 2.441e-03 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 2.297e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.570e-01 1.100e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.195e+00 2.358e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 238.402 12.952 Photon Flux Upper Limit: 9.55564181995e-08 ph cm-2 s-1 Energy Flux Upper Limit: 3.35196857896e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31521284/likelihoodResults_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 8325.34996139 delta logL = 0.27028634572 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 8325.3406725 delta logL = 0.279575234244 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .95415 1.0000 .0000 .10000E+07 2 'alpha ' 4.1729 1.0000 .0000 5.0000 3 'Normalizat' 1.1236 1.0000 .10000E-01 10.000 4 'Prefactor ' .97715 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5230E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 8325.341 FROM MIGRAD STATUS=CONVERGED 57 CALLS 329 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .95035 42.647 .42135E-03 .13106E-01 2 alpha 4.1754 2.6777 .50000 .60228E-04 3 Normalizat 1.1237 .67824E-01 .82028E-01 .12269E-04 4 Prefactor .97717 .32240E-01 .45981E-01 .92001E-05 ERR DEF= .500 Final values: norm = 0.950352 alpha = 4.1754 Normalizat = 1.12366 Prefactor = 0.977166 /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 ********** ** 18 **HESSE ********** FCN= 8325.341 FROM HESSE STATUS=NOT POSDEF 33 CALLS 362 TOTAL EDM= .30E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .95035 83.469 .11527E-04 -1.5688 2 alpha 4.1754 2.6050 .42565E-01 .73442 3 Normalizat 1.1237 .22581 .36316E-03 -.88996 4 Prefactor .97717 .10830 .18377E-03 -.93495 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.96362e-06 Minuit parameter uncertainties: 1 17.8132 2 11.8593 3 0.226009 4 0.108321 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) 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) = 8325.34067176 delta logL = 0.279575977738 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 9.504e-01 1.781e+01 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 4.175e+00 1.186e+01 0.000e+00 5.000e+00 ( 1.000e+00) 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.772e-01 1.083e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.124e+00 2.260e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 238.402 12.952 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/31521284/cmap_HighResolution_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.35e-05', job_status='DONE', photon_flux_upper_limit='9.56e-08', time_completed='2026-07-13 04:19:34.826006', job_id='31521284', GAL2='0.98', fit_tolerance='1e-08', EG2='1.12', EG='1.20', time_epoch_completed='1783941574.83', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.96', dlogl='2.80e-01', ts2='0.63', photon_index_error='0.00', photon_index='2.30' WHERE bin_id='2180' AND source_name='4FGL J1553.6+1257' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 04:19:35 PDT 2026 WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). file=/lscratch/kocevski/31521422/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.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/31521422/ft2_4FGL_J1553.6+1257_daily_bin2180.fits .....................! real 8.09 user 7.51 sys 0.25 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31521422/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits evtable="EVENTS" scfile=/lscratch/kocevski/31521422/ft2_4FGL_J1553.6+1257_daily_bin2180.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31521422/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits outfile=/lscratch/kocevski/31521422/expmap_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.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/31521422/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits .....................! real 61.23 user 56.98 sys 3.67 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 159 point sources and 0 extended sources Setting source of interest to: 4FGL J1553.6+1257 @ 238.402 12.9524 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31521422/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits scfile=/lscratch/kocevski/31521422/ft2_4FGL_J1553.6+1257_daily_bin2180.fits outfile=/lscratch/kocevski/31521422/cmap_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.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=238.402 yref=12.9524 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.66 user 0.20 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31521422/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits scfile=/lscratch/kocevski/31521422/ft2_4FGL_J1553.6+1257_daily_bin2180.fits outfile=/lscratch/kocevski/31521422/cmap_HighResolution_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.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=238.402 yref=12.9524 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.70 user 0.20 sys 0.15 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31521422/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits evtable="EVENTS" scfile=/lscratch/kocevski/31521422/ft2_4FGL_J1553.6+1257_daily_bin2180.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31521422/Model_4FGL_J1553.6+1257_daily_bin2180.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_Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 8325.62024774 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 1.579e-07 2.441e-03 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 2.297e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.570e-01 1.100e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.195e+00 2.358e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 238.402 12.952 Photon Flux Upper Limit: 9.55564181995e-08 ph cm-2 s-1 Energy Flux Upper Limit: 3.35196857896e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31521385/likelihoodResults_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 8325.34996139 delta logL = 0.27028634572 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 8325.3406725 delta logL = 0.279575234244 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .95415 1.0000 .0000 .10000E+07 2 'alpha ' 4.1729 1.0000 .0000 5.0000 3 'Normalizat' 1.1236 1.0000 .10000E-01 10.000 4 'Prefactor ' .97715 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5230E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 8325.341 FROM MIGRAD STATUS=CONVERGED 57 CALLS 329 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .95035 42.647 .42135E-03 .13106E-01 2 alpha 4.1754 2.6777 .50000 .60228E-04 3 Normalizat 1.1237 .67824E-01 .82028E-01 .12269E-04 4 Prefactor .97717 .32240E-01 .45981E-01 .92001E-05 ERR DEF= .500 Final values: norm = 0.950352 alpha = 4.1754 Normalizat = 1.12366 Prefactor = 0.977166 ********** ** 18 **HESSE ********** FCN= 8325.341 FROM HESSE STATUS=NOT POSDEF 33 CALLS 362 TOTAL EDM= .30E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .95035 83.469 .11527E-04 -1.5688 2 alpha 4.1754 2.6050 .42565E-01 .73442 3 Normalizat 1.1237 .22581 .36316E-03 -.88996 4 Prefactor .97717 .10830 .18377E-03 -.93495 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.96362e-06 Minuit parameter uncertainties: 1 17.8132 2 11.8593 3 0.226009 4 0.108321 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) = 8325.34067176 delta logL = 0.279575977738 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 9.504e-01 1.781e+01 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 4.175e+00 1.186e+01 0.000e+00 5.000e+00 ( 1.000e+00) 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.772e-01 1.083e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.124e+00 2.260e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 238.402 12.952 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/31521385/cmap_HighResolution_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.35e-05', job_status='DONE', photon_flux_upper_limit='9.56e-08', time_completed='2026-07-13 04:19:48.037349', job_id='31521385', GAL2='0.98', fit_tolerance='1e-08', EG2='1.12', EG='1.20', time_epoch_completed='1783941588.04', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.96', dlogl='2.80e-01', ts2='0.63', photon_index_error='0.00', photon_index='2.30' WHERE bin_id='2180' AND source_name='4FGL J1553.6+1257' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 04:19:48 PDT 2026 _V02 Working on... /lscratch/kocevski/31521354/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits.....................! real 31.22 user 29.29 sys 1.32 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31521354/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits', '/lscratch/kocevski/31521354/ft2_4FGL_J1553.6+1257_daily_bin2180.fits', expMap='/lscratch/kocevski/31521354/expmap_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits', expCube='/lscratch/kocevski/31521354/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31521354/Model_4FGL_J1553.6+1257_daily_bin2180.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1553.6+1257' 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 5.777e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 2.297e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31521354/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits Spacecraft file(s): /lscratch/kocevski/31521354/ft2_4FGL_J1553.6+1257_daily_bin2180.fits Exposure map: /lscratch/kocevski/31521354/expmap_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits Exposure cube: /lscratch/kocevski/31521354/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31521354/Model_4FGL_J1553.6+1257_daily_bin2180.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) = 8325.63515011 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 8325.62742929 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .38723 1.0000 .0000 .10000E+07 2 'Prefactor ' 43.693 1.0000 .0000 .10000E+07 3 'Prefactor ' .57047E-02 1.0000 .0000 .10000E+07 4 'norm ' .12804E-01 1.0000 .0000 .10000E+07 5 'Prefactor ' .68962E-05 1.0000 .0000 .10000E+07 6 'norm ' 3.0720 1.0000 .0000 .10000E+07 7 'Prefactor ' .41203 1.0000 .0000 .10000E+07 8 'norm ' .54246E-02 1.0000 .0000 .10000E+07 9 'norm ' 3.2366 1.0000 .0000 .10000E+07 10 'Prefactor ' 5.3699 1.0000 .0000 .10000E+07 11 'norm ' 54.610 1.0000 .0000 .10000E+07 12 'Prefactor ' .57041E-03 1.0000 .0000 .10000E+07 13 'Prefactor ' .75878E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' .25588E-02 1.0000 .0000 .10000E+07 15 'Prefactor ' 3.6423 1.0000 .0000 .10000E+07 16 'Normalizat' 1.1953 1.0000 .10000E-01 10.000 17 'Prefactor ' .95737 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5230E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 8325.620 FROM MIGRAD STATUS=CONVERGED 117 CALLS 1222 TOTAL EDM= .13E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.0% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .11105E-04 10.148 -.25124E-05** at limit ** 2 Prefactor 44.255 30.056 -.12196E-05 -.55032E-01 3 Prefactor .44897E-06 10.525 -.29589E-05** at limit ** 4 norm .18806E-01 29.574 -.56402E-05** at limit ** 5 Prefactor .17208E-08 5.3939 -.35410E-06** at limit ** 6 norm 3.0725 3.7638 -.17984E-06 .74556E-03 7 Prefactor .93536E-05 7.3698 -.65003E-07** at limit ** 8 norm .15793E-06 8.8396 .12688E-05** at limit ** 9 norm 3.2374 1.5256 -.99624E-07 -.16931E-02 10 Prefactor 5.2796 9.4779 .88768E-06 .14328E-02 11 norm 54.701 1.4399 -.43189E-07 -.15591E-01 12 Prefactor .59341E-07 7.2398 -.17278E-05** at limit ** 13 Prefactor .20461E-06 17.501 .52164E-05** at limit ** 14 Prefactor .15543E-08 5.8932 -.49816E-06** at limit ** 15 Prefactor 3.8858 9.2131 .15775E-06 -.51618E-03 16 Normalizat 1.1954 .28390 -.51552E-07 -.48106E-03 17 Prefactor .95701 .13556 -.35247E-05 -.85274E-03 ERR DEF= .500 Final values: Prefactor = 1.11046e-05 Prefactor = 44.255 Prefactor = 4.48974e-07 norm = 0.0188065 Prefactor = 1.72085e-09 norm = 3.07255 Prefactor = 9.35363e-06 norm = 1.57929e-07 norm = 3.23742 Prefactor = 5.2796 norm = 54.7006 Prefactor = 5.93414e-08 Prefactor = 2.04614e-07 Prefactor = 1.55431e-09 Prefactor = 3.88584 Normalizat = 1.19542 Prefactor = 0.957006 ********** ** 18 **HESSE ********** FCN= 8325.620 FROM HESSE STATUS=OK 257 CALLS 1479 TOTAL EDM= .49E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .11105E-04 68.869 .90981E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 44.255 35.014 .15130E-03 -1.5575 3 Prefactor .44897E-06 11.543 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 norm .18806E-01 2.0958 .42118E-02 -1.5711 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .17208E-08 5.4161 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 3.0725 3.7818 .57847E-03 -1.5673 7 Prefactor .93536E-05 73.544 .88106E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm .15793E-06 9.4309 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 norm 3.2374 1.5313 .56277E-03 -1.5672 10 Prefactor 5.2796 9.5109 .43343E-03 -1.5662 11 norm 54.701 21.977 .13533E-03 -1.5560 12 Prefactor .59341E-07 7.3541 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .20461E-06 19.033 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .15543E-08 5.9377 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 3.8858 9.2264 .52909E-03 -1.5669 16 Normalizat 1.1954 .23557 .79885E-01 -.86745 17 Prefactor .95701 .10993 .45732E-01 -.94177 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.89366e-07 Minuit parameter uncertainties: 1 0.0553092 2 35.0143 3 0.00455308 4 0.39706 5 0.000192034 6 3.78178 7 0.0524564 8 0.002441 9 1.53132 10 9.51093 11 21.9775 12 0.00132128 13 0.003947 14 0.00019263 15 9.22645 16 0.235781 17 0.109955 V02 Working on... /lscratch/kocevski/31521422/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits.....................! real 25.12 user 23.24 sys 1.36 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31521422/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits', '/lscratch/kocevski/31521422/ft2_4FGL_J1553.6+1257_daily_bin2180.fits', expMap='/lscratch/kocevski/31521422/expmap_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits', expCube='/lscratch/kocevski/31521422/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31521422/Model_4FGL_J1553.6+1257_daily_bin2180.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1553.6+1257' 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 5.777e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 2.297e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31521422/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits Spacecraft file(s): /lscratch/kocevski/31521422/ft2_4FGL_J1553.6+1257_daily_bin2180.fits Exposure map: /lscratch/kocevski/31521422/expmap_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits Exposure cube: /lscratch/kocevski/31521422/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31521422/Model_4FGL_J1553.6+1257_daily_bin2180.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) = 8325.63515011 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 8325.62742929 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .38723 1.0000 .0000 .10000E+07 2 'Prefactor ' 43.693 1.0000 .0000 .10000E+07 3 'Prefactor ' .57047E-02 1.0000 .0000 .10000E+07 4 'norm ' .12804E-01 1.0000 .0000 .10000E+07 5 'Prefactor ' .68962E-05 1.0000 .0000 .10000E+07 6 'norm ' 3.0720 1.0000 .0000 .10000E+07 7 'Prefactor ' .41203 1.0000 .0000 .10000E+07 8 'norm ' .54246E-02 1.0000 .0000 .10000E+07 9 'norm ' 3.2366 1.0000 .0000 .10000E+07 10 'Prefactor ' 5.3699 1.0000 .0000 .10000E+07 11 'norm ' 54.610 1.0000 .0000 .10000E+07 12 'Prefactor ' .57041E-03 1.0000 .0000 .10000E+07 13 'Prefactor ' .75878E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' .25588E-02 1.0000 .0000 .10000E+07 15 'Prefactor ' 3.6423 1.0000 .0000 .10000E+07 16 'Normalizat' 1.1953 1.0000 .10000E-01 10.000 17 'Prefactor ' .95737 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5230E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 8325.620 FROM MIGRAD STATUS=CONVERGED 117 CALLS 1222 TOTAL EDM= .13E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.0% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .11105E-04 10.148 -.25124E-05** at limit ** 2 Prefactor 44.255 30.056 -.12196E-05 -.55032E-01 3 Prefactor .44897E-06 10.525 -.29589E-05** at limit ** 4 norm .18806E-01 29.574 -.56402E-05** at limit ** 5 Prefactor .17208E-08 5.3939 -.35410E-06** at limit ** 6 norm 3.0725 3.7638 -.17984E-06 .74556E-03 7 Prefactor .93536E-05 7.3698 -.65003E-07** at limit ** 8 norm .15793E-06 8.8396 .12688E-05** at limit ** 9 norm 3.2374 1.5256 -.99624E-07 -.16931E-02 10 Prefactor 5.2796 9.4779 .88768E-06 .14328E-02 11 norm 54.701 1.4399 -.43189E-07 -.15591E-01 12 Prefactor .59341E-07 7.2398 -.17278E-05** at limit ** 13 Prefactor .20461E-06 17.501 .52164E-05** at limit ** 14 Prefactor .15543E-08 5.8932 -.49816E-06** at limit ** 15 Prefactor 3.8858 9.2131 .15775E-06 -.51618E-03 16 Normalizat 1.1954 .28390 -.51552E-07 -.48106E-03 17 Prefactor .95701 .13556 -.35247E-05 -.85274E-03 ERR DEF= .500 Final values: Prefactor = 1.11046e-05 Prefactor = 44.255 Prefactor = 4.48974e-07 norm = 0.0188065 Prefactor = 1.72085e-09 norm = 3.07255 Prefactor = 9.35363e-06 norm = 1.57929e-07 norm = 3.23742 Prefactor = 5.2796 norm = 54.7006 Prefactor = 5.93414e-08 Prefactor = 2.04614e-07 Prefactor = 1.55431e-09 Prefactor = 3.88584 Normalizat = 1.19542 Prefactor = 0.957006 ********** ** 18 **HESSE ********** FCN= 8325.620 FROM HESSE STATUS=OK 257 CALLS 1479 TOTAL EDM= .49E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .11105E-04 68.869 .90981E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 44.255 35.014 .15130E-03 -1.5575 3 Prefactor .44897E-06 11.543 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 norm .18806E-01 2.0958 .42118E-02 -1.5711 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .17208E-08 5.4161 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 3.0725 3.7818 .57847E-03 -1.5673 7 Prefactor .93536E-05 73.544 .88106E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm .15793E-06 9.4309 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 norm 3.2374 1.5313 .56277E-03 -1.5672 10 Prefactor 5.2796 9.5109 .43343E-03 -1.5662 11 norm 54.701 21.977 .13533E-03 -1.5560 12 Prefactor .59341E-07 7.3541 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .20461E-06 19.033 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .15543E-08 5.9377 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 3.8858 9.2264 .52909E-03 -1.5669 16 Normalizat 1.1954 .23557 .79885E-01 -.86745 17 Prefactor .95701 .10993 .45732E-01 -.94177 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.89366e-07 Minuit parameter uncertainties: 1 0.0553092 2 35.0143 3 0.00455308 4 0.39706 5 0.000192034 6 3.78178 7 0.0524564 8 0.002441 9 1.53132 10 9.51093 11 21.9775 12 0.00132128 13 0.003947 14 0.00019263 15 9.22645 16 0.235781 17 0.109955 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 8325.62024774 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 1.579e-07 2.441e-03 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 2.297e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.570e-01 1.100e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.195e+00 2.358e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 238.402 12.952 Photon Flux Upper Limit: 9.55564181995e-08 ph cm-2 s-1 Energy Flux Upper Limit: 3.35196857896e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31521354/likelihoodResults_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 8325.34996139 delta logL = 0.27028634572 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 8325.3406725 delta logL = 0.279575234244 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .95415 1.0000 .0000 .10000E+07 2 'alpha ' 4.1729 1.0000 .0000 5.0000 3 'Normalizat' 1.1236 1.0000 .10000E-01 10.000 4 'Prefactor ' .97715 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5230E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 8325.341 FROM MIGRAD STATUS=CONVERGED 57 CALLS 329 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .95035 42.647 .42135E-03 .13106E-01 2 alpha 4.1754 2.6777 .50000 .60228E-04 3 Normalizat 1.1237 .67824E-01 .82028E-01 .12269E-04 4 Prefactor .97717 .32240E-01 .45981E-01 .92001E-05 ERR DEF= .500 Final values: norm = 0.950352 alpha = 4.1754 Normalizat = 1.12366 Prefactor = 0.977166 ********** ** 18 **HESSE ********** FCN= 8325.341 FROM HESSE STATUS=NOT POSDEF 33 CALLS 362 TOTAL EDM= .30E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .95035 83.469 .11527E-04 -1.5688 2 alpha 4.1754 2.6050 .42565E-01 .73442 3 Normalizat 1.1237 .22581 .36316E-03 -.88996 4 Prefactor .97717 .10830 .18377E-03 -.93495 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.96362e-06 Minuit parameter uncertainties: 1 17.8132 2 11.8593 3 0.226009 4 0.108321 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) = 8325.34067176 delta logL = 0.279575977738 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 9.504e-01 1.781e+01 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 4.175e+00 1.186e+01 0.000e+00 5.000e+00 ( 1.000e+00) 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.772e-01 1.083e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.124e+00 2.260e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 238.402 12.952 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/31521354/cmap_HighResolution_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.35e-05', job_status='DONE', photon_flux_upper_limit='9.56e-08', time_completed='2026-07-13 04:21:01.473392', job_id='31521354', GAL2='0.98', fit_tolerance='1e-08', EG2='1.12', EG='1.20', time_epoch_completed='1783941661.47', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.96', dlogl='2.80e-01', ts2='0.63', photon_index_error='0.00', photon_index='2.30' WHERE bin_id='2180' AND source_name='4FGL J1553.6+1257' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 04:21:01 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 8325.62024774 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 1.579e-07 2.441e-03 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 2.297e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.570e-01 1.100e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.195e+00 2.358e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 238.402 12.952 Photon Flux Upper Limit: 9.55564181995e-08 ph cm-2 s-1 Energy Flux Upper Limit: 3.35196857896e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31521422/likelihoodResults_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 8325.34996139 delta logL = 0.27028634572 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 8325.3406725 delta logL = 0.279575234244 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .95415 1.0000 .0000 .10000E+07 2 'alpha ' 4.1729 1.0000 .0000 5.0000 3 'Normalizat' 1.1236 1.0000 .10000E-01 10.000 4 'Prefactor ' .97715 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5230E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 8325.341 FROM MIGRAD STATUS=CONVERGED 57 CALLS 329 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .95035 42.647 .42135E-03 .13106E-01 2 alpha 4.1754 2.6777 .50000 .60228E-04 3 Normalizat 1.1237 .67824E-01 .82028E-01 .12269E-04 4 Prefactor .97717 .32240E-01 .45981E-01 .92001E-05 ERR DEF= .500 Final values: norm = 0.950352 alpha = 4.1754 Normalizat = 1.12366 Prefactor = 0.977166 ********** ** 18 **HESSE ********** FCN= 8325.341 FROM HESSE STATUS=NOT POSDEF 33 CALLS 362 TOTAL EDM= .30E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .95035 83.469 .11527E-04 -1.5688 2 alpha 4.1754 2.6050 .42565E-01 .73442 3 Normalizat 1.1237 .22581 .36316E-03 -.88996 4 Prefactor .97717 .10830 .18377E-03 -.93495 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.96362e-06 Minuit parameter uncertainties: 1 17.8132 2 11.8593 3 0.226009 4 0.108321 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) = 8325.34067176 delta logL = 0.279575977738 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 9.504e-01 1.781e+01 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 4.175e+00 1.186e+01 0.000e+00 5.000e+00 ( 1.000e+00) 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.772e-01 1.083e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.124e+00 2.260e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 238.402 12.952 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/31521422/cmap_HighResolution_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.35e-05', job_status='DONE', photon_flux_upper_limit='9.56e-08', time_completed='2026-07-13 04:21:14.680583', job_id='31521422', GAL2='0.98', fit_tolerance='1e-08', EG2='1.12', EG='1.20', time_epoch_completed='1783941674.68', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.96', dlogl='2.80e-01', ts2='0.63', photon_index_error='0.00', photon_index='2.30' WHERE bin_id='2180' AND source_name='4FGL J1553.6+1257' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 04:21:15 PDT 2026 number of points = 7669 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1553.6+1257_daily_bin2180 RA = 238.402, Dec = 12.9524 tmin = 804384001, tmax = 804643201 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='31521566', job_status='RUN', time_executed='2026-07-13 04:19:40.565157', time_epoch_executed='1783941580.57' WHERE source_name='4FGL J1553.6+1257' and cadence='daily' and bin_id='2180' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31521566 Creating custom pfile directory: /lscratch/kocevski/31521566/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=804384001.0 && nMetStart<804643201.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=804384001.0 && nMetStart<804643201.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31521566/ft1_4FGL_J1553.6+1257_daily_bin2180.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=804384001.0 && nMetStart<804643201.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31521566/ft2_4FGL_J1553.6+1257_daily_bin2180.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31521566/ft1_4FGL_J1553.6+1257_daily_bin2180.fits outfile=/lscratch/kocevski/31521566/ft1_filteredMKT_4FGL_J1553.6+1257_daily_bin2180.fits ra=238.402 dec=12.9524 rad=12.0 tmin=804384001.0 tmax=804643201.0 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 2.31 user 1.76 sys 0.15 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31521566/ft2_4FGL_J1553.6+1257_daily_bin2180.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31521566/ft2_4FGL_J1553.6+1257_daily_bin2180.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/31521566/ft1_filteredMKT_4FGL_J1553.6+1257_daily_bin2180.fits evtable="EVENTS" outfile="/lscratch/kocevski/31521566/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.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 0.63 user 0.20 sys 0.13 Number of photons that the gtmktime cut: 745 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31521566/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31521566/ft2_4FGL_J1553.6+1257_daily_bin2180.fits sctable="SC_DATA" outfile=/lscratch/kocevski/31521566/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.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/31521566/ft2_4FGL_J1553.6+1257_daily_bin2180.fits .....................! real 8.99 user 8.38 sys 0.23 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31521566/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits evtable="EVENTS" scfile=/lscratch/kocevski/31521566/ft2_4FGL_J1553.6+1257_daily_bin2180.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31521566/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits outfile=/lscratch/kocevski/31521566/expmap_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.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/31521566/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits .....................! real 68.90 user 64.13 sys 4.02 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 159 point sources and 0 extended sources Setting source of interest to: 4FGL J1553.6+1257 @ 238.402 12.9524 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31521566/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits scfile=/lscratch/kocevski/31521566/ft2_4FGL_J1553.6+1257_daily_bin2180.fits outfile=/lscratch/kocevski/31521566/cmap_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.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=238.402 yref=12.9524 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.70 user 0.21 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31521566/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits scfile=/lscratch/kocevski/31521566/ft2_4FGL_J1553.6+1257_daily_bin2180.fits outfile=/lscratch/kocevski/31521566/cmap_HighResolution_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.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=238.402 yref=12.9524 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.65 user 0.23 sys 0.12 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31521566/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits evtable="EVENTS" scfile=/lscratch/kocevski/31521566/ft2_4FGL_J1553.6+1257_daily_bin2180.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31521566/Model_4FGL_J1553.6+1257_daily_bin2180.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/31521566/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits.....................! real 26.17 user 24.75 sys 0.85 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31521566/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits', '/lscratch/kocevski/31521566/ft2_4FGL_J1553.6+1257_daily_bin2180.fits', expMap='/lscratch/kocevski/31521566/expmap_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits', expCube='/lscratch/kocevski/31521566/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31521566/Model_4FGL_J1553.6+1257_daily_bin2180.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1553.6+1257' 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 5.777e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 2.297e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31521566/ft1_filtered_4FGL_J1553.6+1257_daily_bin2180.fits Spacecraft file(s): /lscratch/kocevski/31521566/ft2_4FGL_J1553.6+1257_daily_bin2180.fits Exposure map: /lscratch/kocevski/31521566/expmap_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits Exposure cube: /lscratch/kocevski/31521566/ltcube_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31521566/Model_4FGL_J1553.6+1257_daily_bin2180.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) = 8325.63515011 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 8325.62742929 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .38723 1.0000 .0000 .10000E+07 2 'Prefactor ' 43.693 1.0000 .0000 .10000E+07 3 'Prefactor ' .57047E-02 1.0000 .0000 .10000E+07 4 'norm ' .12804E-01 1.0000 .0000 .10000E+07 5 'Prefactor ' .68962E-05 1.0000 .0000 .10000E+07 6 'norm ' 3.0720 1.0000 .0000 .10000E+07 7 'Prefactor ' .41203 1.0000 .0000 .10000E+07 8 'norm ' .54246E-02 1.0000 .0000 .10000E+07 9 'norm ' 3.2366 1.0000 .0000 .10000E+07 10 'Prefactor ' 5.3699 1.0000 .0000 .10000E+07 11 'norm ' 54.610 1.0000 .0000 .10000E+07 12 'Prefactor ' .57041E-03 1.0000 .0000 .10000E+07 13 'Prefactor ' .75878E-02 1.0000 .0000 .10000E+07 14 'Prefactor ' .25588E-02 1.0000 .0000 .10000E+07 15 'Prefactor ' 3.6423 1.0000 .0000 .10000E+07 16 'Normalizat' 1.1953 1.0000 .10000E-01 10.000 17 'Prefactor ' .95737 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5230E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 8325.620 FROM MIGRAD STATUS=CONVERGED 117 CALLS 1222 TOTAL EDM= .13E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.0% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .11105E-04 10.148 -.25124E-05** at limit ** 2 Prefactor 44.255 30.056 -.12196E-05 -.55032E-01 3 Prefactor .44897E-06 10.525 -.29589E-05** at limit ** 4 norm .18806E-01 29.574 -.56402E-05** at limit ** 5 Prefactor .17208E-08 5.3939 -.35410E-06** at limit ** 6 norm 3.0725 3.7638 -.17984E-06 .74556E-03 7 Prefactor .93536E-05 7.3698 -.65003E-07** at limit ** 8 norm .15793E-06 8.8396 .12688E-05** at limit ** 9 norm 3.2374 1.5256 -.99624E-07 -.16931E-02 10 Prefactor 5.2796 9.4779 .88768E-06 .14328E-02 11 norm 54.701 1.4399 -.43189E-07 -.15591E-01 12 Prefactor .59341E-07 7.2398 -.17278E-05** at limit ** 13 Prefactor .20461E-06 17.501 .52164E-05** at limit ** 14 Prefactor .15543E-08 5.8932 -.49816E-06** at limit ** 15 Prefactor 3.8858 9.2131 .15775E-06 -.51618E-03 16 Normalizat 1.1954 .28390 -.51552E-07 -.48106E-03 17 Prefactor .95701 .13556 -.35247E-05 -.85274E-03 ERR DEF= .500 Final values: Prefactor = 1.11046e-05 Prefactor = 44.255 Prefactor = 4.48974e-07 norm = 0.0188065 Prefactor = 1.72085e-09 norm = 3.07255 Prefactor = 9.35363e-06 norm = 1.57929e-07 norm = 3.23742 Prefactor = 5.2796 norm = 54.7006 Prefactor = 5.93414e-08 Prefactor = 2.04614e-07 Prefactor = 1.55431e-09 Prefactor = 3.88584 Normalizat = 1.19542 Prefactor = 0.957006 ********** ** 18 **HESSE ********** FCN= 8325.620 FROM HESSE STATUS=OK 257 CALLS 1479 TOTAL EDM= .49E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .11105E-04 68.869 .90981E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 44.255 35.014 .15130E-03 -1.5575 3 Prefactor .44897E-06 11.543 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 4 norm .18806E-01 2.0958 .42118E-02 -1.5711 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .17208E-08 5.4161 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 norm 3.0725 3.7818 .57847E-03 -1.5673 7 Prefactor .93536E-05 73.544 .88106E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm .15793E-06 9.4309 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 9 norm 3.2374 1.5313 .56277E-03 -1.5672 10 Prefactor 5.2796 9.5109 .43343E-03 -1.5662 11 norm 54.701 21.977 .13533E-03 -1.5560 12 Prefactor .59341E-07 7.3541 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor .20461E-06 19.033 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .15543E-08 5.9377 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 3.8858 9.2264 .52909E-03 -1.5669 16 Normalizat 1.1954 .23557 .79885E-01 -.86745 17 Prefactor .95701 .10993 .45732E-01 -.94177 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 4.89366e-07 Minuit parameter uncertainties: 1 0.0553092 2 35.0143 3 0.00455308 4 0.39706 5 0.000192034 6 3.78178 7 0.0524564 8 0.002441 9 1.53132 10 9.51093 11 21.9775 12 0.00132128 13 0.003947 14 0.00019263 15 9.22645 16 0.235781 17 0.109955 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 8325.62024774 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 1.579e-07 2.441e-03 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 2.297e+00 0.000e+00 0.000e+00 5.000e+00 ( 1.000e+00) fixed 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.570e-01 1.100e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.195e+00 2.358e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 238.402 12.952 Photon Flux Upper Limit: 9.55564181995e-08 ph cm-2 s-1 Energy Flux Upper Limit: 3.35196857896e-05 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31521566/likelihoodResults_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 8325.34996139 delta logL = 0.27028634572 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 8325.3406725 delta logL = 0.279575234244 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .95415 1.0000 .0000 .10000E+07 2 'alpha ' 4.1729 1.0000 .0000 5.0000 3 'Normalizat' 1.1236 1.0000 .10000E-01 10.000 4 'Prefactor ' .97715 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .5230E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 8325.341 FROM MIGRAD STATUS=CONVERGED 57 CALLS 329 TOTAL EDM= .14E-07 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .95035 42.647 .42135E-03 .13106E-01 2 alpha 4.1754 2.6777 .50000 .60228E-04 3 Normalizat 1.1237 .67824E-01 .82028E-01 .12269E-04 4 Prefactor .97717 .32240E-01 .45981E-01 .92001E-05 ERR DEF= .500 Final values: norm = 0.950352 alpha = 4.1754 Normalizat = 1.12366 Prefactor = 0.977166 ********** ** 18 **HESSE ********** FCN= 8325.341 FROM HESSE STATUS=NOT POSDEF 33 CALLS 362 TOTAL EDM= .30E-05 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .95035 83.469 .11527E-04 -1.5688 2 alpha 4.1754 2.6050 .42565E-01 .73442 3 Normalizat 1.1237 .22581 .36316E-03 -.88996 4 Prefactor .97717 .10830 .18377E-03 -.93495 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 2.96362e-06 Minuit parameter uncertainties: 1 17.8132 2 11.8593 3 0.226009 4 0.108321 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) = 8325.34067176 delta logL = 0.279575977738 Extracting fit parameters... 4FGL J1553.6+1257 Spectrum: LogParabola 258 norm: 9.504e-01 1.781e+01 0.000e+00 1.000e+06 ( 1.000e-12) 259 alpha: 4.175e+00 1.186e+01 0.000e+00 5.000e+00 ( 1.000e+00) 260 beta: 1.008e-01 0.000e+00 -5.000e+00 1.000e+01 ( 1.000e+00) fixed 261 Eb: 6.546e+02 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 520 Prefactor: 9.772e-01 1.083e-01 0.000e+00 1.000e+01 ( 1.000e+00) 521 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 522 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 519 Normalization: 1.124e+00 2.260e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 238.402 12.952 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/31521566/cmap_HighResolution_804384001_804643201_4FGL_J1553.6+1257_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='3.35e-05', job_status='DONE', photon_flux_upper_limit='9.56e-08', time_completed='2026-07-13 04:25:17.239944', job_id='31521566', GAL2='0.98', fit_tolerance='1e-08', EG2='1.12', EG='1.20', time_epoch_completed='1783941917.24', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.96', dlogl='2.80e-01', ts2='0.63', photon_index_error='0.00', photon_index='2.30' WHERE bin_id='2180' AND source_name='4FGL J1553.6+1257' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 04:25:17 PDT 2026