********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31709547/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 22:51:55.177361', job_id='31709547', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784094715.18', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 22:51:55 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3825783 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.477e-06 2.195e-02 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 5.578e-02 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.302e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 282.133 65.631 Photon Flux Upper Limit: 2.30295058566e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00168876492586 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31709468/likelihoodResults_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.3964296 delta logL = -0.0138513102174 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 1 logL (Free Index) = 22627.4293967 delta logL = 1.95318159933 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 9.1163 1.0000 .0000 10.000 3 'Normalizat' 1.0313 1.0000 .10000E-01 10.000 4 'Prefactor ' .94289 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 108 CALLS 993 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 22.238 .42118E-03** at limit ** 2 Index .84624 1.2055 -.35282E-07 .0000 3 Normalizat 1.0884 1.2651 -.65405E-05 .52325E-04 4 Prefactor .92741 1.2760 -.43785E-05 -.61810E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 0.846238 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 /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) shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31709468/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 22:52:06.700906', job_id='31709468', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784094726.7', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 22:52:06 PDT 2026 WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). ********** ** 18 **HESSE ********** FCN= 22629.38 FROM HESSE STATUS=OK 658 CALLS 2916 TOTAL EDM= .71E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .17832 .19419E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 5.8870 5.4971 .41671E-03 -1.5659 3 Prefactor 11.267 8.8459 .29845E-03 -1.5641 4 Prefactor .14433E-07 2.0983 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .15488E-07 2.3860 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 6.1687 35.237 .40525E-03 -1.5658 7 Prefactor .34342E-05 37.058 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 6.7884 2.1634 .38486E-03 -1.5656 9 norm 2.4365 2.3843 .65539E-03 -1.5677 10 Prefactor 10.207 17.809 .31755E-03 -1.5644 11 Prefactor .29127E-06 23.353 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor 1.3773 3.8663 .92800E-03 -1.5684 13 norm .11158E-07 2.9473 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .54845E-07 2.6237 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 7.7783 9.3726 .35906E-03 -1.5652 16 Prefactor .34773E-05 34.634 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 norm 2.0844 1.6440 .71520E-03 -1.5679 18 norm 3.5817 1.5574 .53378E-03 -1.5670 19 norm .11102E-09 1.0944 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 norm 9.1798 5.6647 .33026E-03 -1.5647 21 Prefactor 13.465 11.232 .27162E-03 -1.5635 22 Prefactor 5.9357 3.7032 .41209E-03 -1.5659 23 norm 4.5107 1.2301 .47386E-03 -1.5665 24 norm .56655E-06 25.760 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 25 norm 7.8478 10.586 .35811E-03 -1.5652 26 Prefactor .96811E-07 20.234 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 27 norm .21538E-07 2.3826 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 28 norm 10.840 6.1062 .30382E-03 -1.5642 29 Normalizat 1.0884 .13016 .82527E-01 -.90126 30 Prefactor .92741 .55776E-01 .45351E-01 -.95190 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.10467e-07 Minuit parameter uncertainties: 1 9.82699e-07 2 5.49713 3 8.84595 4 0.000348057 5 0.000384683 6 29.487 7 0.0225627 8 2.16343 9 2.38433 10 17.8095 11 0.00521634 12 3.86634 13 0.000362686 14 0.000758651 15 9.37266 16 0.0219483 17 1.64399 18 1.55736 19 2.22556e-05 20 5.66472 21 11.2316 22 3.70323 23 1.23009 24 0.00764061 25 10.5863 26 0.00279894 27 0.000453195 28 6.10617 29 0.1302 30 0.0557799 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3825783 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.477e-06 2.195e-02 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 5.578e-02 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.302e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 282.133 65.631 Photon Flux Upper Limit: 2.30295058566e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00168876492586 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31709565/likelihoodResults_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.3964296 delta logL = -0.0138513102174 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 1 logL (Free Index) = 22627.4293967 delta logL = 1.95318159933 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 9.1163 1.0000 .0000 10.000 3 'Normalizat' 1.0313 1.0000 .10000E-01 10.000 4 'Prefactor ' .94289 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 108 CALLS 993 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 22.238 .42118E-03** at limit ** 2 Index .84624 1.2055 -.35282E-07 .0000 3 Normalizat 1.0884 1.2651 -.65405E-05 .52325E-04 4 Prefactor .92741 1.2760 -.43785E-05 -.61810E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 0.846238 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 ********** ** 18 **HESSE ********** FCN= 22629.38 FROM HESSE STATUS=OK 658 CALLS 2916 TOTAL EDM= .71E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .17832 .19419E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 5.8870 5.4971 .41671E-03 -1.5659 3 Prefactor 11.267 8.8459 .29845E-03 -1.5641 4 Prefactor .14433E-07 2.0983 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .15488E-07 2.3860 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 6.1687 35.237 .40525E-03 -1.5658 7 Prefactor .34342E-05 37.058 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 6.7884 2.1634 .38486E-03 -1.5656 9 norm 2.4365 2.3843 .65539E-03 -1.5677 10 Prefactor 10.207 17.809 .31755E-03 -1.5644 11 Prefactor .29127E-06 23.353 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor 1.3773 3.8663 .92800E-03 -1.5684 13 norm .11158E-07 2.9473 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .54845E-07 2.6237 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 7.7783 9.3726 .35906E-03 -1.5652 16 Prefactor .34773E-05 34.634 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 norm 2.0844 1.6440 .71520E-03 -1.5679 18 norm 3.5817 1.5574 .53378E-03 -1.5670 19 norm .11102E-09 1.0944 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 norm 9.1798 5.6647 .33026E-03 -1.5647 21 Prefactor 13.465 11.232 .27162E-03 -1.5635 22 Prefactor 5.9357 3.7032 .41209E-03 -1.5659 23 norm 4.5107 1.2301 .47386E-03 -1.5665 24 norm .56655E-06 25.760 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 25 norm 7.8478 10.586 .35811E-03 -1.5652 26 Prefactor .96811E-07 20.234 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 27 norm .21538E-07 2.3826 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 28 norm 10.840 6.1062 .30382E-03 -1.5642 29 Normalizat 1.0884 .13016 .82527E-01 -.90126 30 Prefactor .92741 .55776E-01 .45351E-01 -.95190 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.10467e-07 Minuit parameter uncertainties: 1 9.82699e-07 2 5.49713 3 8.84595 4 0.000348057 5 0.000384683 6 29.487 7 0.0225627 8 2.16343 9 2.38433 10 17.8095 11 0.00521634 12 3.86634 13 0.000362686 14 0.000758651 15 9.37266 16 0.0219483 17 1.64399 18 1.55736 19 2.22556e-05 20 5.66472 21 11.2316 22 3.70323 23 1.23009 24 0.00764061 25 10.5863 26 0.00279894 27 0.000453195 28 6.10617 29 0.1302 30 0.0557799 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31709565/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 22:52:41.669640', job_id='31709565', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784094761.67', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 22:52:41 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3825783 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.477e-06 2.195e-02 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 5.578e-02 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.302e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 282.133 65.631 Photon Flux Upper Limit: 2.30295058566e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00168876492586 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31709580/likelihoodResults_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.3964296 delta logL = -0.0138513102174 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 1 logL (Free Index) = 22627.4293967 delta logL = 1.95318159933 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 9.1163 1.0000 .0000 10.000 3 'Normalizat' 1.0313 1.0000 .10000E-01 10.000 4 'Prefactor ' .94289 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 108 CALLS 993 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 22.238 .42118E-03** at limit ** 2 Index .84624 1.2055 -.35282E-07 .0000 3 Normalizat 1.0884 1.2651 -.65405E-05 .52325E-04 4 Prefactor .92741 1.2760 -.43785E-05 -.61810E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 0.846238 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31709580/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 22:52:46.241612', job_id='31709580', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784094766.24', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 22:52:46 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3825783 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.477e-06 2.195e-02 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 5.578e-02 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.302e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 282.133 65.631 Photon Flux Upper Limit: 2.30295058566e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00168876492586 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31709594/likelihoodResults_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.3964296 delta logL = -0.0138513102174 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 1 logL (Free Index) = 22627.4293967 delta logL = 1.95318159933 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 9.1163 1.0000 .0000 10.000 3 'Normalizat' 1.0313 1.0000 .10000E-01 10.000 4 'Prefactor ' .94289 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 108 CALLS 993 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 22.238 .42118E-03** at limit ** 2 Index .84624 1.2055 -.35282E-07 .0000 3 Normalizat 1.0884 1.2651 -.65405E-05 .52325E-04 4 Prefactor .92741 1.2760 -.43785E-05 -.61810E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 0.846238 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31709594/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 22:52:54.643190', job_id='31709594', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784094774.64', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 22:52:54 PDT 2026 number of points = 7626 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1848.5+6537_daily_bin2175 RA = 282.133, Dec = 65.6313 tmin = 803088001, tmax = 803347201 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='31710831', job_status='RUN', time_executed='2026-07-14 22:52:12.196981', time_epoch_executed='1784094732.2' WHERE source_name='4FGL J1848.5+6537' and cadence='daily' and bin_id='2175' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31710831 Creating custom pfile directory: /lscratch/kocevski/31710831/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=803088001.0 && nMetStart<803347201.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=803088001.0 && nMetStart<803347201.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31710831/ft1_4FGL_J1848.5+6537_daily_bin2175.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=803088001.0 && nMetStart<803347201.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31710831/ft2_4FGL_J1848.5+6537_daily_bin2175.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31710831/ft1_4FGL_J1848.5+6537_daily_bin2175.fits outfile=/lscratch/kocevski/31710831/ft1_filteredMKT_4FGL_J1848.5+6537_daily_bin2175.fits ra=282.133 dec=65.6313 rad=12.0 tmin=803088001.0 tmax=803347201.0 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 1.93 user 1.49 sys 0.16 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31710831/ft2_4FGL_J1848.5+6537_daily_bin2175.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31710831/ft2_4FGL_J1848.5+6537_daily_bin2175.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/31710831/ft1_filteredMKT_4FGL_J1848.5+6537_daily_bin2175.fits evtable="EVENTS" outfile="/lscratch/kocevski/31710831/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.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 1.37 user 0.19 sys 0.15 Number of photons that the gtmktime cut: 2232 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31710831/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31710831/ft2_4FGL_J1848.5+6537_daily_bin2175.fits sctable="SC_DATA" ouDone. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3825783 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.477e-06 2.195e-02 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 5.578e-02 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.302e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 282.133 65.631 Photon Flux Upper Limit: 2.30295058566e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00168876492586 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31709588/likelihoodResults_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.3964296 delta logL = -0.0138513102174 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 1 logL (Free Index) = 22627.4293967 delta logL = 1.95318159933 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 9.1163 1.0000 .0000 10.000 3 'Normalizat' 1.0313 1.0000 .10000E-01 10.000 4 'Prefactor ' .94289 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 108 CALLS 993 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 22.238 .42118E-03** at limit ** 2 Index .84624 1.2055 -.35282E-07 .0000 3 Normalizat 1.0884 1.2651 -.65405E-05 .52325E-04 4 Prefactor .92741 1.2760 -.43785E-05 -.61810E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 0.846238 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31709588/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 22:53:54.627137', job_id='31709588', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784094834.63', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 22:53:54 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3825783 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.477e-06 2.195e-02 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 5.578e-02 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.302e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 282.133 65.631 Photon Flux Upper Limit: 2.30295058566e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00168876492586 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31709632/likelihoodResults_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.3964296 delta logL = -0.0138513102174 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 1 logL (Free Index) = 22627.4293967 delta logL = 1.95318159933 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 9.1163 1.0000 .0000 10.000 3 'Normalizat' 1.0313 1.0000 .10000E-01 10.000 4 'Prefactor ' .94289 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 108 CALLS 993 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 22.238 .42118E-03** at limit ** 2 Index .84624 1.2055 -.35282E-07 .0000 3 Normalizat 1.0884 1.2651 -.65405E-05 .52325E-04 4 Prefactor .92741 1.2760 -.43785E-05 -.61810E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 0.846238 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31709632/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 22:54:01.625753', job_id='31709632', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784094841.63', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 22:54:01 PDT 2026 6537_daily_bin2175.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31710001/Model_4FGL_J1848.5+6537_daily_bin2175.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 FHES J2129.9+5833 adding source FHES J2208.4+6443 adding source GAL_V02 adding source HB 21 Working on... /lscratch/kocevski/31710001/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits.....................! real 100.44 user 98.74 sys 0.74 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31710001/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits', '/lscratch/kocevski/31710001/ft2_4FGL_J1848.5+6537_daily_bin2175.fits', expMap='/lscratch/kocevski/31710001/expmap_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits', expCube='/lscratch/kocevski/31710001/ltcube_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31710001/Model_4FGL_J1848.5+6537_daily_bin2175.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1848.5+6537' 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.482e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31710001/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits Spacecraft file(s): /lscratch/kocevski/31710001/ft2_4FGL_J1848.5+6537_daily_bin2175.fits Exposure map: /lscratch/kocevski/31710001/expmap_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits Exposure cube: /lscratch/kocevski/31710001/ltcube_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31710001/Model_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.4336537 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3830381 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .12379E-07 1.0000 .0000 .10000E+07 2 'Prefactor ' 5.8023 1.0000 .0000 .10000E+07 3 'Prefactor ' 11.250 1.0000 .0000 .10000E+07 4 'Prefactor ' .27380E-04 1.0000 .0000 .10000E+07 5 'Prefactor ' .17431E-03 1.0000 .0000 .10000E+07 6 'Prefactor ' 6.1301 1.0000 .0000 .10000E+07 7 'Prefactor ' .39544E-02 1.0000 .0000 .10000E+07 8 'norm ' 6.7886 1.0000 .0000 .10000E+07 9 'norm ' 2.4355 1.0000 .0000 .10000E+07 10 'Prefactor ' 9.9421 1.0000 .0000 .10000E+07 11 'Prefactor ' .41596E-03 1.0000 .0000 .10000E+07 12 'Prefactor ' 1.3765 1.0000 .0000 .10000E+07 13 'norm ' .59952E-07 1.0000 .0000 .10000E+07 14 'Prefactor ' .13098E-03 1.0000 .0000 .10000E+07 15 'Prefactor ' 7.7887 1.0000 .0000 .10000E+07 16 'Prefactor ' .11566E-04 1.0000 .0000 .10000E+07 17 'norm ' 2.0829 1.0000 .0000 .10000E+07 18 'norm ' 3.5810 1.0000 .0000 .10000E+07 19 'norm ' .12013E-06 1.0000 .0000 .10000E+07 20 'norm ' 9.1958 1.0000 .0000 .10000E+07 21 'Prefactor ' 13.573 1.0000 6537_daily_bin2175.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31710013/Model_4FGL_J1848.5+6537_daily_bin2175.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 FHES J2129.9+5833 adding source FHES J2208.4+6443 adding source GAL_V02 adding source HB 21 Working on... /lscratch/kocevski/31710013/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits.....................! real 100.78 user 99.05 sys 0.75 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31710013/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits', '/lscratch/kocevski/31710013/ft2_4FGL_J1848.5+6537_daily_bin2175.fits', expMap='/lscratch/kocevski/31710013/expmap_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits', expCube='/lscratch/kocevski/31710013/ltcube_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31710013/Model_4FGL_J1848.5+6537_daily_bin2175.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1848.5+6537' 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.482e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31710013/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits Spacecraft file(s): /lscratch/kocevski/31710013/ft2_4FGL_J1848.5+6537_daily_bin2175.fits Exposure map: /lscratch/kocevski/31710013/expmap_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits Exposure cube: /lscratch/kocevski/31710013/ltcube_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31710013/Model_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.4336537 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3830381 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .12379E-07 1.0000 .0000 .10000E+07 2 'Prefactor ' 5.8023 1.0000 .0000 .10000E+07 3 'Prefactor ' 11.250 1.0000 .0000 .10000E+07 4 'Prefactor ' .27380E-04 1.0000 .0000 .10000E+07 5 'Prefactor ' .17431E-03 1.0000 .0000 .10000E+07 6 'Prefactor ' 6.1301 1.0000 .0000 .10000E+07 7 'Prefactor ' .39544E-02 1.0000 .0000 .10000E+07 8 'norm ' 6.7886 1.0000 .0000 .10000E+07 9 'norm ' 2.4355 1.0000 .0000 .10000E+07 10 'Prefactor ' 9.9421 1.0000 .0000 .10000E+07 11 'Prefactor ' .41596E-03 1.0000 .0000 .10000E+07 12 'Prefactor ' 1.3765 1.0000 .0000 .10000E+07 13 'norm ' .59952E-07 1.0000 .0000 .10000E+07 14 'Prefactor ' .13098E-03 1.0000 .0000 .10000E+07 15 'Prefactor ' 7.7887 1.0000 .0000 .10000E+07 16 'Prefactor ' .11566E-04 1.0000 .0000 .10000E+07 17 'norm ' 2.0829 1.0000 .0000 .10000E+07 18 'norm ' 3.5810 1.0000 .0000 .10000E+07 19 'norm ' .12013E-06 1.0000 .0000 .10000E+07 20 'norm ' 9.1958 1.0000 .0000 .10000E+07 21 'Prefactor ' 13.573 1.0000 tfile=/lscratch/kocevski/31710831/ltcube_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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/31710831/ft2_4FGL_J1848.5+6537_daily_bin2175.fits .....................! real 8.07 user 7.47 sys 0.22 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31710831/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits evtable="EVENTS" scfile=/lscratch/kocevski/31710831/ft2_4FGL_J1848.5+6537_daily_bin2175.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31710831/ltcube_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits outfile=/lscratch/kocevski/31710831/expmap_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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/31710831/ltcube_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits .....................! real 65.23 user 60.41 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 Extended source HB 21 in ROI with RadialDisk spatial model. Extended source FHES J2129.9+5833 in ROI with RadialGaussian spatial model. Extended source FHES J2208.4+6443 in ROI with RadialGaussian spatial model. Added 181 point sources and 3 extended sources If using unbinned likelihood you will need to rerun gtdiffrsp for the extended sources or rerun the makeModel function with optional argument psForce=True Setting source of interest to: 4FGL J1848.5+6537 @ 282.133 65.6313 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31710831/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits scfile=/lscratch/kocevski/31710831/ft2_4FGL_J1848.5+6537_daily_bin2175.fits outfile=/lscratch/kocevski/31710831/cmap_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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=282.133 yref=65.6313 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 0.67 user 0.20 sys 0.12 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31710831/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits scfile=/lscratch/kocevski/31710831/ft2_4FGL_J1848.5+6537_daily_bin2175.fits outfile=/lscratch/kocevski/31710831/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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=282.133 yref=65.6313 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 0.73 user 0.22 sys 0.15 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31710831/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits evtable="EVENTS" scfile=/lscratch/kocevski/31710831/ft2_4FGL_J1848.5+6.0000 .10000E+07 22 'Prefactor ' 5.9311 1.0000 .0000 .10000E+07 23 'norm ' 4.5097 1.0000 .0000 .10000E+07 24 'norm ' .10994E-02 1.0000 .0000 .10000E+07 25 'norm ' 7.8299 1.0000 .0000 .10000E+07 26 'Prefactor ' .11854E-03 1.0000 .0000 .10000E+07 27 'norm ' .23482E-04 1.0000 .0000 .10000E+07 28 'norm ' 10.856 1.0000 .0000 .10000E+07 29 'Normalizat' 1.0890 1.0000 .10000E-01 10.000 30 'Prefactor ' .92726 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 191 CALLS 2258 TOTAL EDM= .14E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 3.8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .0000 .80431 -.95067E-07** at limit ** 2 Prefactor 5.8870 5.4382 .44333E-07 -.53278E-02 3 Prefactor 11.267 6.8782 .42071E-07 .57908E-01 4 Prefactor .14433E-07 2.0557 .97878E-07** at limit ** 5 Prefactor .15488E-07 2.3347 .11498E-06** at limit ** 6 Prefactor 6.1687 1.8571 .24470E-07 -.59776E-02 7 Prefactor .34342E-05 22.340 -.11321E-06** at limit ** 8 norm 6.7884 2.1547 .10385E-07 .57182E-03 9 norm 2.4365 2.3500 -.54759E-07 -.42064E-03 10 Prefactor 10.207 8.9008 -.15849E-06 .79954E-01 11 Prefactor .29127E-06 11.381 .27410E-06** at limit ** 12 Prefactor 1.3773 3.7053 .19420E-06 .21699E-02 13 norm .11158E-07 2.9024 .15851E-06** at limit ** 14 Prefactor .54845E-07 2.4087 .27696E-07** at limit ** 15 Prefactor 7.7783 4.7926 -.70432E-07 -.31338E-01 16 Prefactor .34773E-05 15.027 .91602E-07** at limit ** 17 norm 2.0844 1.6103 .40238E-07 .27281E-02 18 norm 3.5817 1.5571 -.67924E-08 -.64255E-04 19 norm .11102E-09 1.0966 .48788E-08** at limit ** 20 norm 9.1798 5.6596 -.21273E-07 .16994E-02 21 Prefactor 13.465 11.070 -.13112E-07 .18764E-01 22 Prefactor 5.9357 3.6921 -.19404E-06 -.25892E-02 23 norm 4.5107 1.1908 .74739E-08 .46869E-03 24 norm .56655E-06 12.126 .34351E-06** at limit ** 25 norm 7.8478 3.7196 -.79585E-07 -.52274E-02 26 Prefactor .96811E-07 19.291 .28378E-06** at limit ** 27 norm .21538E-07 2.3726 -.12190E-06** at limit ** 28 norm 10.840 6.1155 .26931E-07 .13232E-01 29 Normalizat 1.0884 .14079 .42487E-05 .89927E-04 30 Prefactor .92741 .62007E-01 -.17563E-05 -.14117E-03 ERR DEF= .500 Final values: norm = 0 Prefactor = 5.88703 Prefactor = 11.2671 Prefactor = 1.44329e-08 Prefactor = 1.54876e-08 Prefactor = 6.16873 Prefactor = 3.4342e-06 norm = 6.78841 norm = 2.43646 Prefactor = 10.2069 Prefactor = 2.91267e-07 Prefactor = 1.37728 norm = 1.11577e-08 Prefactor = 5.4845e-08 Prefactor = 7.77834 Prefactor = 3.47727e-06 norm = 2.08442 norm = 3.58167 norm = 1.11022e-10 norm = 9.17979 Prefactor = 13.4653 Prefactor = 5.93568 norm = 4.51067 norm = 5.66547e-07 norm = 7.84775 Prefactor = 9.68114e-08 norm = 2.15383e-08 norm = 10.8402 Normalizat = 1.08839 Prefactor = 0.927413 .0000 .10000E+07 22 'Prefactor ' 5.9311 1.0000 .0000 .10000E+07 23 'norm ' 4.5097 1.0000 .0000 .10000E+07 24 'norm ' .10994E-02 1.0000 .0000 .10000E+07 25 'norm ' 7.8299 1.0000 .0000 .10000E+07 26 'Prefactor ' .11854E-03 1.0000 .0000 .10000E+07 27 'norm ' .23482E-04 1.0000 .0000 .10000E+07 28 'norm ' 10.856 1.0000 .0000 .10000E+07 29 'Normalizat' 1.0890 1.0000 .10000E-01 10.000 30 'Prefactor ' .92726 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 191 CALLS 2258 TOTAL EDM= .14E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 3.8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .0000 .80431 -.95067E-07** at limit ** 2 Prefactor 5.8870 5.4382 .44333E-07 -.53278E-02 3 Prefactor 11.267 6.8782 .42071E-07 .57908E-01 4 Prefactor .14433E-07 2.0557 .97878E-07** at limit ** 5 Prefactor .15488E-07 2.3347 .11498E-06** at limit ** 6 Prefactor 6.1687 1.8571 .24470E-07 -.59776E-02 7 Prefactor .34342E-05 22.340 -.11321E-06** at limit ** 8 norm 6.7884 2.1547 .10385E-07 .57182E-03 9 norm 2.4365 2.3500 -.54759E-07 -.42064E-03 10 Prefactor 10.207 8.9008 -.15849E-06 .79954E-01 11 Prefactor .29127E-06 11.381 .27410E-06** at limit ** 12 Prefactor 1.3773 3.7053 .19420E-06 .21699E-02 13 norm .11158E-07 2.9024 .15851E-06** at limit ** 14 Prefactor .54845E-07 2.4087 .27696E-07** at limit ** 15 Prefactor 7.7783 4.7926 -.70432E-07 -.31338E-01 16 Prefactor .34773E-05 15.027 .91602E-07** at limit ** 17 norm 2.0844 1.6103 .40238E-07 .27281E-02 18 norm 3.5817 1.5571 -.67924E-08 -.64255E-04 19 norm .11102E-09 1.0966 .48788E-08** at limit ** 20 norm 9.1798 5.6596 -.21273E-07 .16994E-02 21 Prefactor 13.465 11.070 -.13112E-07 .18764E-01 22 Prefactor 5.9357 3.6921 -.19404E-06 -.25892E-02 23 norm 4.5107 1.1908 .74739E-08 .46869E-03 24 norm .56655E-06 12.126 .34351E-06** at limit ** 25 norm 7.8478 3.7196 -.79585E-07 -.52274E-02 26 Prefactor .96811E-07 19.291 .28378E-06** at limit ** 27 norm .21538E-07 2.3726 -.12190E-06** at limit ** 28 norm 10.840 6.1155 .26931E-07 .13232E-01 29 Normalizat 1.0884 .14079 .42487E-05 .89927E-04 30 Prefactor .92741 .62007E-01 -.17563E-05 -.14117E-03 ERR DEF= .500 Final values: norm = 0 Prefactor = 5.88703 Prefactor = 11.2671 Prefactor = 1.44329e-08 Prefactor = 1.54876e-08 Prefactor = 6.16873 Prefactor = 3.4342e-06 norm = 6.78841 norm = 2.43646 Prefactor = 10.2069 Prefactor = 2.91267e-07 Prefactor = 1.37728 norm = 1.11577e-08 Prefactor = 5.4845e-08 Prefactor = 7.77834 Prefactor = 3.47727e-06 norm = 2.08442 norm = 3.58167 norm = 1.11022e-10 norm = 9.17979 Prefactor = 13.4653 Prefactor = 5.93568 norm = 4.51067 norm = 5.66547e-07 norm = 7.84775 Prefactor = 9.68114e-08 norm = 2.15383e-08 norm = 10.8402 Normalizat = 1.08839 Prefactor = 0.927413 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3825783 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.477e-06 2.195e-02 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 5.578e-02 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.302e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 282.133 65.631 Photon Flux Upper Limit: 2.30295058566e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00168876492586 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31709849/likelihoodResults_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.3964296 delta logL = -0.0138513102174 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 1 logL (Free Index) = 22627.4293967 delta logL = 1.95318159933 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 9.1163 1.0000 .0000 10.000 3 'Normalizat' 1.0313 1.0000 .10000E-01 10.000 4 'Prefactor ' .94289 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 108 CALLS 993 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 22.238 .42118E-03** at limit ** 2 Index .84624 1.2055 -.35282E-07 .0000 3 Normalizat 1.0884 1.2651 -.65405E-05 .52325E-04 4 Prefactor .92741 1.2760 -.43785E-05 -.61810E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 0.846238 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31709849/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 22:56:00.804956', job_id='31709849', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784094960.81', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 22:56:01 PDT 2026 ********** ** 18 **HESSE ********** FCN= 22629.38 FROM HESSE STATUS=OK 658 CALLS 2916 TOTAL EDM= .71E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .17832 .19419E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 5.8870 5.4971 .41671E-03 -1.5659 3 Prefactor 11.267 8.8459 .29845E-03 -1.5641 4 Prefactor .14433E-07 2.0983 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .15488E-07 2.3860 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 6.1687 35.237 .40525E-03 -1.5658 7 Prefactor .34342E-05 37.058 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 6.7884 2.1634 .38486E-03 -1.5656 9 norm 2.4365 2.3843 .65539E-03 -1.5677 10 Prefactor 10.207 17.809 .31755E-03 -1.5644 11 Prefactor .29127E-06 23.353 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor 1.3773 3.8663 .92800E-03 -1.5684 13 norm .11158E-07 2.9473 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .54845E-07 2.6237 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 7.7783 9.3726 .35906E-03 -1.5652 16 Prefactor .34773E-05 34.634 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 norm 2.0844 1.6440 .71520E-03 -1.5679 18 norm 3.5817 1.5574 .53378E-03 -1.5670 19 norm .11102E-09 1.0944 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 norm 9.1798 5.6647 .33026E-03 -1.5647 21 Prefactor 13.465 11.232 .27162E-03 -1.5635 22 Prefactor 5.9357 3.7032 .41209E-03 -1.5659 23 norm 4.5107 1.2301 .47386E-03 -1.5665 24 norm .56655E-06 25.760 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 25 norm 7.8478 10.586 .35811E-03 -1.5652 26 Prefactor .96811E-07 20.234 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 27 norm .21538E-07 2.3826 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 28 norm 10.840 6.1062 .30382E-03 -1.5642 29 Normalizat 1.0884 .13016 .82527E-01 -.90126 30 Prefactor .92741 .55776E-01 .45351E-01 -.95190 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.10467e-07 Minuit parameter uncertainties: 1 9.82699e-07 2 5.49713 3 8.84595 4 0.000348057 5 0.000384683 6 29.487 7 0.0225627 8 2.16343 9 2.38433 10 17.8095 11 0.00521634 12 3.86634 13 0.000362686 14 0.000758651 15 9.37266 16 0.0219483 17 1.64399 18 1.55736 19 2.22556e-05 20 5.66472 21 11.2316 22 3.70323 23 1.23009 24 0.00764061 25 10.5863 26 0.00279894 27 0.000453195 28 6.10617 29 0.1302 30 0.0557799 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3825783 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.477e-06 2.195e-02 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 5.578e-02 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.302e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 282.133 65.631 Photon Flux Upper Limit: 2.30295058566e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00168876492586 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31709805/likelihoodResults_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.3964296 delta logL = -0.0138513102174 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 1 logL (Free Index) = 22627.4293967 delta logL = 1.95318159933 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 9.1163 1.0000 .0000 10.000 3 'Normalizat' 1.0313 1.0000 .10000E-01 10.000 4 'Prefactor ' .94289 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 108 CALLS 993 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 22.238 .42118E-03** at limit ** 2 Index .84624 1.2055 -.35282E-07 .0000 3 Normalizat 1.0884 1.2651 -.65405E-05 .52325E-04 4 Prefactor .92741 1.2760 -.43785E-05 -.61810E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 0.846238 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31709805/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 22:56:46.270813', job_id='31709805', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784095006.27', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 22:56:46 PDT 2026 ********** ** 18 **HESSE ********** FCN= 22629.38 FROM HESSE STATUS=OK 658 CALLS 2916 TOTAL EDM= .71E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .17832 .19419E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 5.8870 5.4971 .41671E-03 -1.5659 3 Prefactor 11.267 8.8459 .29845E-03 -1.5641 4 Prefactor .14433E-07 2.0983 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .15488E-07 2.3860 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 6.1687 35.237 .40525E-03 -1.5658 7 Prefactor .34342E-05 37.058 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 6.7884 2.1634 .38486E-03 -1.5656 9 norm 2.4365 2.3843 .65539E-03 -1.5677 10 Prefactor 10.207 17.809 .31755E-03 -1.5644 11 Prefactor .29127E-06 23.353 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor 1.3773 3.8663 .92800E-03 -1.5684 13 norm .11158E-07 2.9473 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .54845E-07 2.6237 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 7.7783 9.3726 .35906E-03 -1.5652 16 Prefactor .34773E-05 34.634 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 norm 2.0844 1.6440 .71520E-03 -1.5679 18 norm 3.5817 1.5574 .53378E-03 -1.5670 19 norm .11102E-09 1.0944 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 norm 9.1798 5.6647 .33026E-03 -1.5647 21 Prefactor 13.465 11.232 .27162E-03 -1.5635 22 Prefactor 5.9357 3.7032 .41209E-03 -1.5659 23 norm 4.5107 1.2301 .47386E-03 -1.5665 24 norm .56655E-06 25.760 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 25 norm 7.8478 10.586 .35811E-03 -1.5652 26 Prefactor .96811E-07 20.234 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 27 norm .21538E-07 2.3826 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 28 norm 10.840 6.1062 .30382E-03 -1.5642 29 Normalizat 1.0884 .13016 .82527E-01 -.90126 30 Prefactor .92741 .55776E-01 .45351E-01 -.95190 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.10467e-07 Minuit parameter uncertainties: 1 9.82699e-07 2 5.49713 3 8.84595 4 0.000348057 5 0.000384683 6 29.487 7 0.0225627 8 2.16343 9 2.38433 10 17.8095 11 0.00521634 12 3.86634 13 0.000362686 14 0.000758651 15 9.37266 16 0.0219483 17 1.64399 18 1.55736 19 2.22556e-05 20 5.66472 21 11.2316 22 3.70323 23 1.23009 24 0.00764061 25 10.5863 26 0.00279894 27 0.000453195 28 6.10617 29 0.1302 30 0.0557799 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3825783 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.477e-06 2.195e-02 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 5.578e-02 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.302e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 282.133 65.631 Photon Flux Upper Limit: 2.30295058566e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00168876492586 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31710001/likelihoodResults_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.3964296 delta logL = -0.0138513102174 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 1 logL (Free Index) = 22627.4293967 delta logL = 1.95318159933 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 9.1163 1.0000 .0000 10.000 3 'Normalizat' 1.0313 1.0000 .10000E-01 10.000 4 'Prefactor ' .94289 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 108 CALLS 993 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 22.238 .42118E-03** at limit ** 2 Index .84624 1.2055 -.35282E-07 .0000 3 Normalizat 1.0884 1.2651 -.65405E-05 .52325E-04 4 Prefactor .92741 1.2760 -.43785E-05 -.61810E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 0.846238 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31710001/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 23:00:45.920324', job_id='31710001', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784095245.92', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 23:00:46 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3825783 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.477e-06 2.195e-02 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 5.578e-02 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.302e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 282.133 65.631 Photon Flux Upper Limit: 2.30295058566e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00168876492586 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31710013/likelihoodResults_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.3964296 delta logL = -0.0138513102174 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 1 logL (Free Index) = 22627.4293967 delta logL = 1.95318159933 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 9.1163 1.0000 .0000 10.000 3 'Normalizat' 1.0313 1.0000 .10000E-01 10.000 4 'Prefactor ' .94289 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 108 CALLS 993 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 22.238 .42118E-03** at limit ** 2 Index .84624 1.2055 -.35282E-07 .0000 3 Normalizat 1.0884 1.2651 -.65405E-05 .52325E-04 4 Prefactor .92741 1.2760 -.43785E-05 -.61810E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 0.846238 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31710013/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 23:01:02.510432', job_id='31710013', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784095262.51', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 23:01:02 PDT 2026 537_daily_bin2175.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31710831/Model_4FGL_J1848.5+6537_daily_bin2175.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 FHES J2129.9+5833 adding source FHES J2208.4+6443 adding source GAL_V02 adding source HB 21 Working on... /lscratch/kocevski/31710831/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits.....................! real 89.03 user 87.40 sys 0.65 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31710831/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits', '/lscratch/kocevski/31710831/ft2_4FGL_J1848.5+6537_daily_bin2175.fits', expMap='/lscratch/kocevski/31710831/expmap_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits', expCube='/lscratch/kocevski/31710831/ltcube_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31710831/Model_4FGL_J1848.5+6537_daily_bin2175.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1848.5+6537' 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.482e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31710831/ft1_filtered_4FGL_J1848.5+6537_daily_bin2175.fits Spacecraft file(s): /lscratch/kocevski/31710831/ft2_4FGL_J1848.5+6537_daily_bin2175.fits Exposure map: /lscratch/kocevski/31710831/expmap_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits Exposure cube: /lscratch/kocevski/31710831/ltcube_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31710831/Model_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.4336537 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3830381 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'norm ' .12379E-07 1.0000 .0000 .10000E+07 2 'Prefactor ' 5.8023 1.0000 .0000 .10000E+07 3 'Prefactor ' 11.250 1.0000 .0000 .10000E+07 4 'Prefactor ' .27380E-04 1.0000 .0000 .10000E+07 5 'Prefactor ' .17431E-03 1.0000 .0000 .10000E+07 6 'Prefactor ' 6.1301 1.0000 .0000 .10000E+07 7 'Prefactor ' .39544E-02 1.0000 .0000 .10000E+07 8 'norm ' 6.7886 1.0000 .0000 .10000E+07 9 'norm ' 2.4355 1.0000 .0000 .10000E+07 10 'Prefactor ' 9.9421 1.0000 .0000 .10000E+07 11 'Prefactor ' .41596E-03 1.0000 .0000 .10000E+07 12 'Prefactor ' 1.3765 1.0000 .0000 .10000E+07 13 'norm ' .59952E-07 1.0000 .0000 .10000E+07 14 'Prefactor ' .13098E-03 1.0000 .0000 .10000E+07 15 'Prefactor ' 7.7887 1.0000 .0000 .10000E+07 16 'Prefactor ' .11566E-04 1.0000 .0000 .10000E+07 17 'norm ' 2.0829 1.0000 .0000 .10000E+07 18 'norm ' 3.5810 1.0000 .0000 .10000E+07 19 'norm ' .12013E-06 1.0000 .0000 .10000E+07 20 'norm ' 9.1958 1.0000 .0000 .10000E+07 21 'Prefactor ' 13.573 1.0000 .0000 .10000E+07 22 'Prefactor ' 5.9311 1.0000 .0000 .10000E+07 23 'norm ' 4.5097 1.0000 .0000 .10000E+07 24 'norm ' .10994E-02 1.0000 .0000 .10000E+07 25 'norm ' 7.8299 1.0000 .0000 .10000E+07 26 'Prefactor ' .11854E-03 1.0000 .0000 .10000E+07 27 'norm ' .23482E-04 1.0000 .0000 .10000E+07 28 'norm ' 10.856 1.0000 .0000 .10000E+07 29 'Normalizat' 1.0890 1.0000 .10000E-01 10.000 30 'Prefactor ' .92726 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 191 CALLS 2258 TOTAL EDM= .14E-08 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 3.8% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 norm .0000 .80431 -.95067E-07** at limit ** 2 Prefactor 5.8870 5.4382 .44333E-07 -.53278E-02 3 Prefactor 11.267 6.8782 .42071E-07 .57908E-01 4 Prefactor .14433E-07 2.0557 .97878E-07** at limit ** 5 Prefactor .15488E-07 2.3347 .11498E-06** at limit ** 6 Prefactor 6.1687 1.8571 .24470E-07 -.59776E-02 7 Prefactor .34342E-05 22.340 -.11321E-06** at limit ** 8 norm 6.7884 2.1547 .10385E-07 .57182E-03 9 norm 2.4365 2.3500 -.54759E-07 -.42064E-03 10 Prefactor 10.207 8.9008 -.15849E-06 .79954E-01 11 Prefactor .29127E-06 11.381 .27410E-06** at limit ** 12 Prefactor 1.3773 3.7053 .19420E-06 .21699E-02 13 norm .11158E-07 2.9024 .15851E-06** at limit ** 14 Prefactor .54845E-07 2.4087 .27696E-07** at limit ** 15 Prefactor 7.7783 4.7926 -.70432E-07 -.31338E-01 16 Prefactor .34773E-05 15.027 .91602E-07** at limit ** 17 norm 2.0844 1.6103 .40238E-07 .27281E-02 18 norm 3.5817 1.5571 -.67924E-08 -.64255E-04 19 norm .11102E-09 1.0966 .48788E-08** at limit ** 20 norm 9.1798 5.6596 -.21273E-07 .16994E-02 21 Prefactor 13.465 11.070 -.13112E-07 .18764E-01 22 Prefactor 5.9357 3.6921 -.19404E-06 -.25892E-02 23 norm 4.5107 1.1908 .74739E-08 .46869E-03 24 norm .56655E-06 12.126 .34351E-06** at limit ** 25 norm 7.8478 3.7196 -.79585E-07 -.52274E-02 26 Prefactor .96811E-07 19.291 .28378E-06** at limit ** 27 norm .21538E-07 2.3726 -.12190E-06** at limit ** 28 norm 10.840 6.1155 .26931E-07 .13232E-01 29 Normalizat 1.0884 .14079 .42487E-05 .89927E-04 30 Prefactor .92741 .62007E-01 -.17563E-05 -.14117E-03 ERR DEF= .500 Final values: norm = 0 Prefactor = 5.88703 Prefactor = 11.2671 Prefactor = 1.44329e-08 Prefactor = 1.54876e-08 Prefactor = 6.16873 Prefactor = 3.4342e-06 norm = 6.78841 norm = 2.43646 Prefactor = 10.2069 Prefactor = 2.91267e-07 Prefactor = 1.37728 norm = 1.11577e-08 Prefactor = 5.4845e-08 Prefactor = 7.77834 Prefactor = 3.47727e-06 norm = 2.08442 norm = 3.58167 norm = 1.11022e-10 norm = 9.17979 Prefactor = 13.4653 Prefactor = 5.93568 norm = 4.51067 norm = 5.66547e-07 norm = 7.84775 Prefactor = 9.68114e-08 norm = 2.15383e-08 norm = 10.8402 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** FCN= 22629.38 FROM HESSE STATUS=OK 658 CALLS 2916 TOTAL EDM= .71E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 norm .0000 .17832 .19419E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Prefactor 5.8870 5.4971 .41671E-03 -1.5659 3 Prefactor 11.267 8.8459 .29845E-03 -1.5641 4 Prefactor .14433E-07 2.0983 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 Prefactor .15488E-07 2.3860 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 6 Prefactor 6.1687 35.237 .40525E-03 -1.5658 7 Prefactor .34342E-05 37.058 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 6.7884 2.1634 .38486E-03 -1.5656 9 norm 2.4365 2.3843 .65539E-03 -1.5677 10 Prefactor 10.207 17.809 .31755E-03 -1.5644 11 Prefactor .29127E-06 23.353 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 Prefactor 1.3773 3.8663 .92800E-03 -1.5684 13 norm .11158E-07 2.9473 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 14 Prefactor .54845E-07 2.6237 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 Prefactor 7.7783 9.3726 .35906E-03 -1.5652 16 Prefactor .34773E-05 34.634 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 norm 2.0844 1.6440 .71520E-03 -1.5679 18 norm 3.5817 1.5574 .53378E-03 -1.5670 19 norm .11102E-09 1.0944 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 norm 9.1798 5.6647 .33026E-03 -1.5647 21 Prefactor 13.465 11.232 .27162E-03 -1.5635 22 Prefactor 5.9357 3.7032 .41209E-03 -1.5659 23 norm 4.5107 1.2301 .47386E-03 -1.5665 24 norm .56655E-06 25.760 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 25 norm 7.8478 10.586 .35811E-03 -1.5652 26 Prefactor .96811E-07 20.234 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 27 norm .21538E-07 2.3826 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 28 norm 10.840 6.1062 .30382E-03 -1.5642 29 Normalizat 1.0884 .13016 .82527E-01 -.90126 30 Prefactor .92741 .55776E-01 .45351E-01 -.95190 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 7.10467e-07 Minuit parameter uncertainties: 1 9.82699e-07 2 5.49713 3 8.84595 4 0.000348057 5 0.000384683 6 29.487 7 0.0225627 8 2.16343 9 2.38433 10 17.8095 11 0.00521634 12 3.86634 13 0.000362686 14 0.000758651 15 9.37266 16 0.0219483 17 1.64399 18 1.55736 19 2.22556e-05 20 5.66472 21 11.2316 22 3.70323 23 1.23009 24 0.00764061 25 10.5863 26 0.00279894 27 0.000453195 28 6.10617 29 0.1302 30 0.0557799 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 22629.3825783 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 3.477e-06 2.195e-02 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 1.750e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 5.578e-02 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.302e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 282.133 65.631 Photon Flux Upper Limit: 2.30295058566e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00168876492586 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31710831/likelihoodResults_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.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) = 22629.3964296 delta logL = -0.0138513102174 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 1 logL (Free Index) = 22627.4293967 delta logL = 1.95318159933 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .11102E-09 1.0000 .0000 .10000E+07 2 'Index ' 9.1163 1.0000 .0000 10.000 3 'Normalizat' 1.0313 1.0000 .10000E-01 10.000 4 'Prefactor ' .94289 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .6110E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM MIGRAD STATUS=CONVERGED 108 CALLS 993 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .0000 22.238 .42118E-03** at limit ** 2 Index .84624 1.2055 -.35282E-07 .0000 3 Normalizat 1.0884 1.2651 -.65405E-05 .52325E-04 4 Prefactor .92741 1.2760 -.43785E-05 -.61810E-04 ERR DEF= .500 Final values: Prefactor = 0 Index = 0.846238 Normalizat = 1.08839 Prefactor = 0.927413 ********** ** 18 **HESSE ********** MNHESS FAILS AND WILL RETURN DIAGONAL MATRIX. FCN= 22629.38 FROM HESSE STATUS=FAILED 9 CALLS 1002 TOTAL EDM= .11E-11 STRATEGY=1 ERROR MATRIX UNCERTAINTY=100.0% EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .0000 22.238 .42118E-03 -.10499E+08 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index .16129E-01 1.2400 -.35282E-07 -.13326E+12 3 Normalizat 1.0884 1.2651 -.65405E-05 -127.90 4 Prefactor .92741 1.2760 -.43785E-05 -327.68 ERR DEF= .500 Minuit fit quality: 1 estimated distance: 1.1225e-12 Minuit parameter uncertainties: 1 5.81787e-06 2 1.24678 3 1.30312 4 1.32125 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 101 logL (Free Index) = 22629.3825783 delta logL = 5.02077455167e-08 Extracting fit parameters... 4FGL J1848.5+6537 Spectrum: PowerLaw 351 Prefactor: 0.000e+00 5.818e-06 0.000e+00 1.000e+06 ( 1.000e-15) 352 Index: 8.462e-01 1.247e+00 0.000e+00 1.000e+01 (-1.000e+00) 353 Scale: 6.537e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 604 Prefactor: 9.274e-01 1.321e+00 0.000e+00 1.000e+01 ( 1.000e+00) 605 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 606 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 596 Normalization: 1.088e+00 1.303e+00 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 282.133 65.631 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/31710831/cmap_HighResolution_803088001_803347201_4FGL_J1848.5+6537_daily_bin2175.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='1.69e-03', job_status='DONE', photon_flux_upper_limit='2.30e-08', time_completed='2026-07-14 23:07:19.741432', job_id='31710831', GAL2='0.93', fit_tolerance='1e-08', EG2='1.09', EG='1.09', time_epoch_completed='1784095639.74', return_code2='101', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.93', dlogl='5.02e-08', ts2='0.00', photon_index_error='0.00', photon_index='1.75' WHERE bin_id='2175' AND source_name='4FGL J1848.5+6537' AND cadence='daily'; Database successfully updated. Analysis Complete. Tue Jul 14 23:07:20 PDT 2026