/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). ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=OK 502 CALLS 2296 TOTAL EDM= .37E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 23.536 16.727 .20588E-03 -1.5611 2 Prefactor .0000 1.9723 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 8.0186 6.6164 .35405E-03 -1.5651 4 Prefactor .91038E-08 8.8425 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 norm 2.2517 1.4716 .68458E-03 -1.5678 6 Prefactor .83211E-07 56.276 .11472E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .11102E-09 11.103 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 2.8643 6.2656 .60063E-03 -1.5674 9 Prefactor .28338E-06 19.038 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 53.083 38.198 .13842E-03 -1.5562 11 Prefactor .0000 1.0711 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 norm .20539E-08 7.2577 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor 10.194 5.7320 .31361E-03 -1.5644 14 Prefactor .12185E-06 11.867 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm 15.433 7.3032 .25464E-03 -1.5629 16 Prefactor .0000 1.4825 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor 25.732 10.237 .19709E-03 -1.5607 18 Prefactor .72164E-09 4.0072 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 norm .0000 .15762 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 Prefactor 2.9571 3.5622 .59044E-03 -1.5674 21 Prefactor .30920E-07 10.791 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 22 Prefactor .55511E-09 3.5969 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 23 Prefactor .55511E-10 3.1951 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 24 Prefactor .46485E-06 17.316 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 25 Normalizat 1.2363 .14032 .34053E-01 -.85488 26 Prefactor .67482 .12622 .60096E-01 -1.0452 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 3.74913e-07 Minuit parameter uncertainties: 1 16.727 2 3.18133e-06 3 6.61639 4 0.000567951 5 1.4716 6 0.00432824 7 7.46197e-05 8 6.26565 9 0.00464536 10 38.1986 11 6.29308e-06 12 0.000242553 13 5.73201 14 0.00240477 15 7.30325 16 4.83614e-06 17 10.2373 18 0.000105684 19 1.67253e-07 20 3.56224 21 0.00115512 22 8.97374e-05 23 2.41611e-05 24 0.00567417 25 0.140363 26 0.126276 /sdf/group/fermi/u/kocevski/software/conda/envs/fermitools_v1.0.5/lib/python2.7/site-packages/matplotlib/cbook/deprecation.py:106: MatplotlibDeprecationWarning: The mpl_toolkits.axes_grid module was deprecated in version 2.1. Use mpl_toolkits.axes_grid1 and mpl_toolkits.axisartist provies the same functionality instead. warnings.warn(message, mplDeprecation, stacklevel=1) WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=OK 502 CALLS 2296 TOTAL EDM= .37E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 23.536 16.727 .20588E-03 -1.5611 2 Prefactor .0000 1.9723 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 8.0186 6.6164 .35405E-03 -1.5651 4 Prefactor .91038E-08 8.8425 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 norm 2.2517 1.4716 .68458E-03 -1.5678 6 Prefactor .83211E-07 56.276 .11472E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .11102E-09 11.103 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 2.8643 6.2656 .60063E-03 -1.5674 9 Prefactor .28338E-06 19.038 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 53.083 38.198 .13842E-03 -1.5562 11 Prefactor .0000 1.0711 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 norm .20539E-08 7.2577 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor 10.194 5.7320 .31361E-03 -1.5644 14 Prefactor .12185E-06 11.867 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm 15.433 7.3032 .25464E-03 -1.5629 16 Prefactor .0000 1.4825 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor 25.732 10.237 .19709E-03 -1.5607 18 Prefactor .72164E-09 4.0072 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 norm .0000 .15762 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 Prefactor 2.9571 3.5622 .59044E-03 -1.5674 21 Prefactor .30920E-07 10.791 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 22 Prefactor .55511E-09 3.5969 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 23 Prefactor .55511E-10 3.1951 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 24 Prefactor .46485E-06 17.316 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 25 Normalizat 1.2363 .14032 .34053E-01 -.85488 26 Prefactor .67482 .12622 .60096E-01 -1.0452 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 3.74913e-07 Minuit parameter uncertainties: 1 16.727 2 3.18133e-06 3 6.61639 4 0.000567951 5 1.4716 6 0.00432824 7 7.46197e-05 8 6.26565 9 0.00464536 10 38.1986 11 6.29308e-06 12 0.000242553 13 5.73201 14 0.00240477 15 7.30325 16 4.83614e-06 17 10.2373 18 0.000105684 19 1.67253e-07 20 3.56224 21 0.00115512 22 8.97374e-05 23 2.41611e-05 24 0.00567417 25 0.140363 26 0.126276 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.92397315 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 2.834e-07 4.645e-03 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.114e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 1.263e-01 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 1.404e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 241.734 59.320 Photon Flux Upper Limit: 3.95186978116e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00299119744016 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31526521/likelihoodResults_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 9574.94939995 delta logL = -0.0254267929158 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397472 delta logL = -1.56330497703e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .21294E-04 1.0000 .0000 .10000E+07 2 'Index ' .90038 1.0000 .0000 10.000 3 'Normalizat' 1.2365 1.0000 .10000E-01 10.000 4 'Prefactor ' .67474 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .7060E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 9574.924 FROM MIGRAD STATUS=CONVERGED 70 CALLS 231 TOTAL EDM= .32E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .55511E-10 577.91 .42118E-03** at limit ** 2 Index 2.6552 6.1359 .45010 -.17398E-08 3 Normalizat 1.2363 .24160E-01 .34052E-01 .92158E-04 4 Prefactor .67482 .22967E-01 .60096E-01 .11738E-03 ERR DEF= .500 Final values: Prefactor = 5.55112e-11 Index = 2.6552 Normalizat = 1.23633 Prefactor = 0.674816 ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=NOT POSDEF 25 CALLS 256 TOTAL EDM= .34E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .55511E-10 612.39 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 2.6552 6.2766 .45010 -.48811 3 Normalizat 1.2363 .24900E-01 .21386E-03 -.85488 4 Prefactor .67482 .23647E-01 .26582E-03 -1.0452 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 3.40703e-10 Minuit parameter uncertainties: 1 0.000440692 2 31.6346 3 0.0249004 4 0.0236469 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397315 delta logL = 7.43239070289e-09 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 5.551e-11 4.407e-04 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.655e+00 3.163e+01 0.000e+00 1.000e+01 (-1.000e+00) 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 2.365e-02 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 2.490e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 241.734 59.320 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/31526521/cmap_HighResolution_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.99e-03', job_status='DONE', photon_flux_upper_limit='3.95e-08', time_completed='2026-07-13 05:31:19.072942', job_id='31526521', GAL2='0.67', fit_tolerance='1e-08', EG2='1.24', EG='1.24', time_epoch_completed='1783945879.07', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.67', dlogl='7.43e-09', ts2='-0.00', photon_index_error='0.00', photon_index='2.11' WHERE bin_id='2180' AND source_name='4FGL J1606.9+5919' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 05:31:19 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.92397315 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 2.834e-07 4.645e-03 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.114e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 1.263e-01 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 1.404e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 241.734 59.320 Photon Flux Upper Limit: 3.95186978116e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00299119744016 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31526531/likelihoodResults_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 9574.94939995 delta logL = -0.0254267929158 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397472 delta logL = -1.56330497703e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .21294E-04 1.0000 .0000 .10000E+07 2 'Index ' .90038 1.0000 .0000 10.000 3 'Normalizat' 1.2365 1.0000 .10000E-01 10.000 4 'Prefactor ' .67474 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .7060E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 9574.924 FROM MIGRAD STATUS=CONVERGED 70 CALLS 231 TOTAL EDM= .32E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .55511E-10 577.91 .42118E-03** at limit ** 2 Index 2.6552 6.1359 .45010 -.17398E-08 3 Normalizat 1.2363 .24160E-01 .34052E-01 .92158E-04 4 Prefactor .67482 .22967E-01 .60096E-01 .11738E-03 ERR DEF= .500 Final values: Prefactor = 5.55112e-11 Index = 2.6552 Normalizat = 1.23633 Prefactor = 0.674816 _V02 Working on... /lscratch/kocevski/31526607/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits.....................! real 34.72 user 32.84 sys 1.10 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31526607/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits', '/lscratch/kocevski/31526607/ft2_4FGL_J1606.9+5919_daily_bin2180.fits', expMap='/lscratch/kocevski/31526607/expmap_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits', expCube='/lscratch/kocevski/31526607/ltcube_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31526607/Model_4FGL_J1606.9+5919_daily_bin2180.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1606.9+5919' 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 2.197e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.114e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31526607/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits Spacecraft file(s): /lscratch/kocevski/31526607/ft2_4FGL_J1606.9+5919_daily_bin2180.fits Exposure map: /lscratch/kocevski/31526607/expmap_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits Exposure cube: /lscratch/kocevski/31526607/ltcube_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31526607/Model_4FGL_J1606.9+5919_daily_bin2180.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.95607942 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.92684689 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 23.603 1.0000 .0000 .10000E+07 2 'Prefactor ' .58198E-04 1.0000 .0000 .10000E+07 3 'Prefactor ' 8.0092 1.0000 .0000 .10000E+07 4 'Prefactor ' .31397E-03 1.0000 .0000 .10000E+07 5 'norm ' 2.2510 1.0000 .0000 .10000E+07 6 'Prefactor ' .21752 1.0000 .0000 .10000E+07 7 'Prefactor ' .17127E-03 1.0000 .0000 .10000E+07 8 'norm ' 2.8622 1.0000 .0000 .10000E+07 9 'Prefactor ' .31124E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 52.197 1.0000 .0000 .10000E+07 11 'Prefactor ' .11234E-05 1.0000 .0000 .10000E+07 12 'norm ' .39541E-06 1.0000 .0000 .10000E+07 13 'Prefactor ' 10.193 1.0000 .0000 .10000E+07 14 'Prefactor ' .30435E-02 1.0000 .0000 .10000E+07 15 'norm ' 15.439 1.0000 .0000 .10000E+07 16 'Prefactor ' .65361E-05 1.0000 .0000 .10000E+07 17 'Prefactor ' 25.755 1.0000 .0000 .10000E+07 18 'Prefactor ' .23932E-02 1.0000 .0000 .10000E+07 19 'norm ' .44964E-08 1.0000 .0000 .10000E+07 20 'Prefactor ' 2.9556 1.0000 .0000 .10000E+07 21 'Prefactor ' .36165E-04 1.0000 .0000 .10000E+07 22 'Prefactor ' .74035E-04 1.0000 .0000 .10000E+07 23 'Prefactor ' .10620E-02 1.0000 .0000 .10000E+07 24 'Prefactor ' .65474E-04 1.0000 .0000 .10000E+07 25 'Normalizat' 1.2364 1.0000 .10000E-01 10.000 26 'Prefactor ' .67477 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=NOT POSDEF 25 CALLS 256 TOTAL EDM= .34E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .55511E-10 612.39 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 2.6552 6.2766 .45010 -.48811 3 Normalizat 1.2363 .24900E-01 .21386E-03 -.85488 4 Prefactor .67482 .23647E-01 .26582E-03 -1.0452 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 3.40703e-10 Minuit parameter uncertainties: 1 0.000440692 2 31.6346 3 0.0249004 4 0.0236469 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397315 delta logL = 7.43239070289e-09 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 5.551e-11 4.407e-04 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.655e+00 3.163e+01 0.000e+00 1.000e+01 (-1.000e+00) 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 2.365e-02 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 2.490e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 241.734 59.320 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/31526531/cmap_HighResolution_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.99e-03', job_status='DONE', photon_flux_upper_limit='3.95e-08', time_completed='2026-07-13 05:31:23.186408', job_id='31526531', GAL2='0.67', fit_tolerance='1e-08', EG2='1.24', EG='1.24', time_epoch_completed='1783945883.19', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.67', dlogl='7.43e-09', ts2='-0.00', photon_index_error='0.00', photon_index='2.11' WHERE bin_id='2180' AND source_name='4FGL J1606.9+5919' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 05:31:23 PDT 2026 number of points = 7669 number of fields = 31 RA_SUN column already exists. File will not be modified. Done. Performing analysis on: 4FGL_J1606.9+5919_daily_bin2180 RA = 241.734, Dec = 59.3201 tmin = 804384001, tmax = 804643201 emin = 100.0, emax = 100000.0 irfs = P8R3_SOURCE_V2 ROI = 12 zmax = 90 Fitting strategies: Fix sources to their catalog values = True Leave variable source normalizations free = True Perform pre-fit where ALL sources are frozen to catalog values = False Perform secondary fit with a free spectral index = True Remove all catalog sources = False Remove weak (TS < 2) catalog sources = False Freeze Galactic component = False Likelihood fit parameters: Statistic: UNBINNED Optimizer: MINUIT Catalog: 4FGL Repository job = True LAT data source: Data catalog Updating database... UPDATE lightcurve_data_v2 SET job_id='31526791', job_status='RUN', time_executed='2026-07-13 05:30:47.697657', time_epoch_executed='1783945847.7' WHERE source_name='4FGL J1606.9+5919' and cadence='daily' and bin_id='2180' Database successfully updated. Done. Creating custom output directory: /lscratch/kocevski/31526791 Creating custom pfile directory: /lscratch/kocevski/31526791/pfiles/ Retrieving the FT1 file... Issuing command: datacat find --group FT1 --filter 'nMetStop>=804384001.0 && nMetStart<804643201.0' /Data/Flight/Reprocess/P305 Issuing command: datacat find --group FT1 --filter 'nMetStart>564945418 && nMetStop>=804384001.0 && nMetStart<804643201.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Checksum keywords updated successfully. Merged file saved to: /lscratch/kocevski/31526791/ft1_4FGL_J1606.9+5919_daily_bin2180.fits Retrieving the FT1 file... Issuing command: datacat find --group FT2 --filter 'nMetStop>=804384001.0 && nMetStart<804643201.0' /Data/Flight/Level1/LPA Retrieving 47 files... Done. Merging files... Merged file saved to: /lscratch/kocevski/31526791/ft2_4FGL_J1606.9+5919_daily_bin2180.fits Selecting the photons: time -p gtselect infile=/lscratch/kocevski/31526791/ft1_4FGL_J1606.9+5919_daily_bin2180.fits outfile=/lscratch/kocevski/31526791/ft1_filteredMKT_4FGL_J1606.9+5919_daily_bin2180.fits ra=241.734 dec=59.3201 rad=12.0 tmin=804384001.0 tmax=804643201.0 emin=100.0 emax=100000.0 zmin=0.0 zmax=90.0 evclass=128 evtype="INDEF" convtype=-1 phasemin=0.0 phasemax=1.0 evtable="EVENTS" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Done. real 2.23 user 1.87 sys 0.15 Adding sun position to ft2 file: /sdf/group/fermi/g/LCRepository/Repository/bin/sunpos /lscratch/kocevski/31526791/ft2_4FGL_J1606.9+5919_daily_bin2180.fits Selecting the good time intervals: time -p gtmktime scfile=/lscratch/kocevski/31526791/ft2_4FGL_J1606.9+5919_daily_bin2180.fits sctable="SC_DATA" filter="IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2))" roicut=no evfile=/lscratch/kocevski/31526791/ft1_filteredMKT_4FGL_J1606.9+5919_daily_bin2180.fits evtable="EVENTS" outfile="/lscratch/kocevski/31526791/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits" apply_filter=yes overwrite=yes header_obstimes=yes tstart=0.0 tstop=0.0 gtifile="default" chatter=3 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtmktime version HEAD Applying GTI filter: IN_SAA!=T && LIVETIME>0 && gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nogrb.gti',(START+STOP)/2) && (angsep(RA_SUN,DEC_SUN,RA_ZENITH,DEC_ZENITH)>115 || gtifilter('/sdf/group/fermi/g/LCRepository/Likelihood/GTIs/nosolarflares.gti',(START+STOP)/2)) real 0.49 user 0.19 sys 0.13 Number of photons that the gtmktime cut: 892 Generating the livetime cube: time -p gtltcube evfile="/lscratch/kocevski/31526791/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits" evtable="EVENTS" scfile=/lscratch/kocevski/31526791/ft2_4FGL_J1606.9+5919_daily_bin2180.fits sctable="SC_DATA" out ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .7060E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 9574.924 FROM MIGRAD STATUS=CONVERGED 169 CALLS 1794 TOTAL EDM= .44E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.1% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 23.536 1.6554 .23862E-08 -.41493E-03 2 Prefactor .0000 1.9706 -.13473E-06** at limit ** 3 Prefactor 8.0186 6.6732 .18502E-07 -.24455E-02 4 Prefactor .91038E-08 8.0078 .30148E-06** at limit ** 5 norm 2.2517 1.4708 .11861E-07 .26782E-03 6 Prefactor .83211E-07 2.1931 .38124E-07** at limit ** 7 Prefactor .11102E-09 3.7719 .42233E-06** at limit ** 8 norm 2.8643 6.2426 -.98846E-07 -.12093E-02 9 Prefactor .28338E-06 16.461 .22526E-06** at limit ** 10 Prefactor 53.083 38.096 .68359E-07 -.48803E-02 11 Prefactor .0000 1.0714 .13745E-06** at limit ** 12 norm .20539E-08 7.1271 .49876E-07** at limit ** 13 Prefactor 10.194 5.7475 .93047E-09 .18345E-02 14 Prefactor .12185E-06 6.5842 .36838E-06** at limit ** 15 norm 15.433 7.2950 -.87930E-08 .11220E-02 16 Prefactor .0000 1.4890 .76026E-07** at limit ** 17 Prefactor 25.732 4.7766 -.86496E-08 -.12743 18 Prefactor .72164E-09 4.0023 -.29943E-06** at limit ** 19 norm .0000 .15995 -.13755E-07** at limit ** 20 Prefactor 2.9571 3.5517 -.63226E-07 -.97095E-03 21 Prefactor .30920E-07 4.2370 .44738E-06** at limit ** 22 Prefactor .55511E-09 3.6137 -.88310E-07** at limit ** 23 Prefactor .55511E-10 3.1979 .32170E-07** at limit ** 24 Prefactor .46485E-06 12.723 .77479E-07** at limit ** 25 Normalizat 1.2363 .16300 -.14898E-05 -.28450E-04 26 Prefactor .67482 .14607 .16670E-05 -.56127E-05 ERR DEF= .500 Final values: Prefactor = 23.5355 Prefactor = 0 Prefactor = 8.01862 Prefactor = 9.10383e-09 norm = 2.25172 Prefactor = 8.32112e-08 Prefactor = 1.11022e-10 norm = 2.86433 Prefactor = 2.83384e-07 Prefactor = 53.0826 Prefactor = 0 norm = 2.05391e-09 Prefactor = 10.1941 Prefactor = 1.21847e-07 norm = 15.4327 Prefactor = 0 Prefactor = 25.7316 Prefactor = 7.21645e-10 norm = 0 Prefactor = 2.95714 Prefactor = 3.09197e-08 Prefactor = 5.55112e-10 Prefactor = 5.55112e-11 Prefactor = 4.6485e-07 Normalizat = 1.23633 Prefactor = 0.674816 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.92397315 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 2.834e-07 4.645e-03 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.114e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 1.263e-01 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 1.404e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 241.734 59.320 Photon Flux Upper Limit: 3.95186978116e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00299119744016 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31526547/likelihoodResults_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 9574.94939995 delta logL = -0.0254267929158 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397472 delta logL = -1.56330497703e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .21294E-04 1.0000 .0000 .10000E+07 2 'Index ' .90038 1.0000 .0000 10.000 3 'Normalizat' 1.2365 1.0000 .10000E-01 10.000 4 'Prefactor ' .67474 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .7060E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 9574.924 FROM MIGRAD STATUS=CONVERGED 70 CALLS 231 TOTAL EDM= .32E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .55511E-10 577.91 .42118E-03** at limit ** 2 Index 2.6552 6.1359 .45010 -.17398E-08 3 Normalizat 1.2363 .24160E-01 .34052E-01 .92158E-04 4 Prefactor .67482 .22967E-01 .60096E-01 .11738E-03 ERR DEF= .500 Final values: Prefactor = 5.55112e-11 Index = 2.6552 Normalizat = 1.23633 Prefactor = 0.674816 ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=NOT POSDEF 25 CALLS 256 TOTAL EDM= .34E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .55511E-10 612.39 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 2.6552 6.2766 .45010 -.48811 3 Normalizat 1.2363 .24900E-01 .21386E-03 -.85488 4 Prefactor .67482 .23647E-01 .26582E-03 -1.0452 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 3.40703e-10 Minuit parameter uncertainties: 1 0.000440692 2 31.6346 3 0.0249004 4 0.0236469 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397315 delta logL = 7.43239070289e-09 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 5.551e-11 4.407e-04 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.655e+00 3.163e+01 0.000e+00 1.000e+01 (-1.000e+00) 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 2.365e-02 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 2.490e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 241.734 59.320 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/31526547/cmap_HighResolution_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.99e-03', job_status='DONE', photon_flux_upper_limit='3.95e-08', time_completed='2026-07-13 05:31:46.264740', job_id='31526547', GAL2='0.67', fit_tolerance='1e-08', EG2='1.24', EG='1.24', time_epoch_completed='1783945906.26', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.67', dlogl='7.43e-09', ts2='-0.00', photon_index_error='0.00', photon_index='2.11' WHERE bin_id='2180' AND source_name='4FGL J1606.9+5919' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 05:31:46 PDT 2026 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.92397315 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 2.834e-07 4.645e-03 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.114e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 1.263e-01 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 1.404e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 241.734 59.320 Photon Flux Upper Limit: 3.95186978116e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00299119744016 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31526540/likelihoodResults_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 9574.94939995 delta logL = -0.0254267929158 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397472 delta logL = -1.56330497703e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .21294E-04 1.0000 .0000 .10000E+07 2 'Index ' .90038 1.0000 .0000 10.000 3 'Normalizat' 1.2365 1.0000 .10000E-01 10.000 4 'Prefactor ' .67474 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .7060E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 9574.924 FROM MIGRAD STATUS=CONVERGED 70 CALLS 231 TOTAL EDM= .32E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .55511E-10 577.91 .42118E-03** at limit ** 2 Index 2.6552 6.1359 .45010 -.17398E-08 3 Normalizat 1.2363 .24160E-01 .34052E-01 .92158E-04 4 Prefactor .67482 .22967E-01 .60096E-01 .11738E-03 ERR DEF= .500 Final values: Prefactor = 5.55112e-11 Index = 2.6552 Normalizat = 1.23633 Prefactor = 0.674816 ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=NOT POSDEF 25 CALLS 256 TOTAL EDM= .34E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .55511E-10 612.39 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 2.6552 6.2766 .45010 -.48811 3 Normalizat 1.2363 .24900E-01 .21386E-03 -.85488 4 Prefactor .67482 .23647E-01 .26582E-03 -1.0452 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 3.40703e-10 Minuit parameter uncertainties: 1 0.000440692 2 31.6346 3 0.0249004 4 0.0236469 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397315 delta logL = 7.43239070289e-09 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 5.551e-11 4.407e-04 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.655e+00 3.163e+01 0.000e+00 1.000e+01 (-1.000e+00) 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 2.365e-02 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 2.490e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 241.734 59.320 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/31526540/cmap_HighResolution_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.99e-03', job_status='DONE', photon_flux_upper_limit='3.95e-08', time_completed='2026-07-13 05:32:10.261485', job_id='31526540', GAL2='0.67', fit_tolerance='1e-08', EG2='1.24', EG='1.24', time_epoch_completed='1783945930.26', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.67', dlogl='7.43e-09', ts2='-0.00', photon_index_error='0.00', photon_index='2.11' WHERE bin_id='2180' AND source_name='4FGL J1606.9+5919' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 05:32:10 PDT 2026 ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=OK 502 CALLS 2296 TOTAL EDM= .37E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 23.536 16.727 .20588E-03 -1.5611 2 Prefactor .0000 1.9723 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 8.0186 6.6164 .35405E-03 -1.5651 4 Prefactor .91038E-08 8.8425 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 norm 2.2517 1.4716 .68458E-03 -1.5678 6 Prefactor .83211E-07 56.276 .11472E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .11102E-09 11.103 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 2.8643 6.2656 .60063E-03 -1.5674 9 Prefactor .28338E-06 19.038 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 53.083 38.198 .13842E-03 -1.5562 11 Prefactor .0000 1.0711 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 norm .20539E-08 7.2577 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor 10.194 5.7320 .31361E-03 -1.5644 14 Prefactor .12185E-06 11.867 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm 15.433 7.3032 .25464E-03 -1.5629 16 Prefactor .0000 1.4825 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor 25.732 10.237 .19709E-03 -1.5607 18 Prefactor .72164E-09 4.0072 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 norm .0000 .15762 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 Prefactor 2.9571 3.5622 .59044E-03 -1.5674 21 Prefactor .30920E-07 10.791 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 22 Prefactor .55511E-09 3.5969 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 23 Prefactor .55511E-10 3.1951 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 24 Prefactor .46485E-06 17.316 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 25 Normalizat 1.2363 .14032 .34053E-01 -.85488 26 Prefactor .67482 .12622 .60096E-01 -1.0452 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 3.74913e-07 Minuit parameter uncertainties: 1 16.727 2 3.18133e-06 3 6.61639 4 0.000567951 5 1.4716 6 0.00432824 7 7.46197e-05 8 6.26565 9 0.00464536 10 38.1986 11 6.29308e-06 12 0.000242553 13 5.73201 14 0.00240477 15 7.30325 16 4.83614e-06 17 10.2373 18 0.000105684 19 1.67253e-07 20 3.56224 21 0.00115512 22 8.97374e-05 23 2.41611e-05 24 0.00567417 25 0.140363 26 0.126276 _V02 Working on... /lscratch/kocevski/31526697/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits.....................! real 33.57 user 31.33 sys 1.52 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31526697/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits', '/lscratch/kocevski/31526697/ft2_4FGL_J1606.9+5919_daily_bin2180.fits', expMap='/lscratch/kocevski/31526697/expmap_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits', expCube='/lscratch/kocevski/31526697/ltcube_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31526697/Model_4FGL_J1606.9+5919_daily_bin2180.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1606.9+5919' 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 2.197e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.114e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31526697/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits Spacecraft file(s): /lscratch/kocevski/31526697/ft2_4FGL_J1606.9+5919_daily_bin2180.fits Exposure map: /lscratch/kocevski/31526697/expmap_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits Exposure cube: /lscratch/kocevski/31526697/ltcube_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31526697/Model_4FGL_J1606.9+5919_daily_bin2180.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.95607942 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.92684689 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 23.603 1.0000 .0000 .10000E+07 2 'Prefactor ' .58198E-04 1.0000 .0000 .10000E+07 3 'Prefactor ' 8.0092 1.0000 .0000 .10000E+07 4 'Prefactor ' .31397E-03 1.0000 .0000 .10000E+07 5 'norm ' 2.2510 1.0000 .0000 .10000E+07 6 'Prefactor ' .21752 1.0000 .0000 .10000E+07 7 'Prefactor ' .17127E-03 1.0000 .0000 .10000E+07 8 'norm ' 2.8622 1.0000 .0000 .10000E+07 9 'Prefactor ' .31124E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 52.197 1.0000 .0000 .10000E+07 11 'Prefactor ' .11234E-05 1.0000 .0000 .10000E+07 12 'norm ' .39541E-06 1.0000 .0000 .10000E+07 13 'Prefactor ' 10.193 1.0000 .0000 .10000E+07 14 'Prefactor ' .30435E-02 1.0000 .0000 .10000E+07 15 'norm ' 15.439 1.0000 .0000 .10000E+07 16 'Prefactor ' .65361E-05 1.0000 .0000 .10000E+07 17 'Prefactor ' 25.755 1.0000 .0000 .10000E+07 18 'Prefactor ' .23932E-02 1.0000 .0000 .10000E+07 19 'norm ' .44964E-08 1.0000 .0000 .10000E+07 20 'Prefactor ' 2.9556 1.0000 .0000 .10000E+07 21 'Prefactor ' .36165E-04 1.0000 .0000 .10000E+07 22 'Prefactor ' .74035E-04 1.0000 .0000 .10000E+07 23 'Prefactor ' .10620E-02 1.0000 .0000 .10000E+07 24 'Prefactor ' .65474E-04 1.0000 .0000 .10000E+07 25 'Normalizat' 1.2364 1.0000 .10000E-01 10.000 26 'Prefactor ' .67477 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 **********Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.92397315 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 2.834e-07 4.645e-03 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.114e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 1.263e-01 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 1.404e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 241.734 59.320 Photon Flux Upper Limit: 3.95186978116e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00299119744016 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31526607/likelihoodResults_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 9574.94939995 delta logL = -0.0254267929158 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397472 delta logL = -1.56330497703e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .21294E-04 1.0000 .0000 .10000E+07 2 'Index ' .90038 1.0000 .0000 10.000 3 'Normalizat' 1.2365 1.0000 .10000E-01 10.000 4 'Prefactor ' .67474 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .7060E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 9574.924 FROM MIGRAD STATUS=CONVERGED 70 CALLS 231 TOTAL EDM= .32E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .55511E-10 577.91 .42118E-03** at limit ** 2 Index 2.6552 6.1359 .45010 -.17398E-08 3 Normalizat 1.2363 .24160E-01 .34052E-01 .92158E-04 4 Prefactor .67482 .22967E-01 .60096E-01 .11738E-03 ERR DEF= .500 Final values: Prefactor = 5.55112e-11 Index = 2.6552 Normalizat = 1.23633 Prefactor = 0.674816 ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .7060E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 9574.924 FROM MIGRAD STATUS=CONVERGED 169 CALLS 1794 TOTAL EDM= .44E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.1% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 23.536 1.6554 .23862E-08 -.41493E-03 2 Prefactor .0000 1.9706 -.13473E-06** at limit ** 3 Prefactor 8.0186 6.6732 .18502E-07 -.24455E-02 4 Prefactor .91038E-08 8.0078 .30148E-06** at limit ** 5 norm 2.2517 1.4708 .11861E-07 .26782E-03 6 Prefactor .83211E-07 2.1931 .38124E-07** at limit ** 7 Prefactor .11102E-09 3.7719 .42233E-06** at limit ** 8 norm 2.8643 6.2426 -.98846E-07 -.12093E-02 9 Prefactor .28338E-06 16.461 .22526E-06** at limit ** 10 Prefactor 53.083 38.096 .68359E-07 -.48803E-02 11 Prefactor .0000 1.0714 .13745E-06** at limit ** 12 norm .20539E-08 7.1271 .49876E-07** at limit ** 13 Prefactor 10.194 5.7475 .93047E-09 .18345E-02 14 Prefactor .12185E-06 6.5842 .36838E-06** at limit ** 15 norm 15.433 7.2950 -.87930E-08 .11220E-02 16 Prefactor .0000 1.4890 .76026E-07** at limit ** 17 Prefactor 25.732 4.7766 -.86496E-08 -.12743 18 Prefactor .72164E-09 4.0023 -.29943E-06** at limit ** 19 norm .0000 .15995 -.13755E-07** at limit ** 20 Prefactor 2.9571 3.5517 -.63226E-07 -.97095E-03 21 Prefactor .30920E-07 4.2370 .44738E-06** at limit ** 22 Prefactor .55511E-09 3.6137 -.88310E-07** at limit ** 23 Prefactor .55511E-10 3.1979 .32170E-07** at limit ** 24 Prefactor .46485E-06 12.723 .77479E-07** at limit ** 25 Normalizat 1.2363 .16300 -.14898E-05 -.28450E-04 26 Prefactor .67482 .14607 .16670E-05 -.56127E-05 ERR DEF= .500 Final values: Prefactor = 23.5355 Prefactor = 0 Prefactor = 8.01862 Prefactor = 9.10383e-09 norm = 2.25172 Prefactor = 8.32112e-08 Prefactor = 1.11022e-10 norm = 2.86433 Prefactor = 2.83384e-07 Prefactor = 53.0826 Prefactor = 0 norm = 2.05391e-09 Prefactor = 10.1941 Prefactor = 1.21847e-07 norm = 15.4327 Prefactor = 0 Prefactor = 25.7316 Prefactor = 7.21645e-10 norm = 0 Prefactor = 2.95714 Prefactor = 3.09197e-08 Prefactor = 5.55112e-10 Prefactor = 5.55112e-11 Prefactor = 4.6485e-07 Normalizat = 1.23633 Prefactor = 0.674816 ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=NOT POSDEF 25 CALLS 256 TOTAL EDM= .34E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .55511E-10 612.39 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 2.6552 6.2766 .45010 -.48811 3 Normalizat 1.2363 .24900E-01 .21386E-03 -.85488 4 Prefactor .67482 .23647E-01 .26582E-03 -1.0452 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 3.40703e-10 Minuit parameter uncertainties: 1 0.000440692 2 31.6346 3 0.0249004 4 0.0236469 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397315 delta logL = 7.43239070289e-09 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 5.551e-11 4.407e-04 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.655e+00 3.163e+01 0.000e+00 1.000e+01 (-1.000e+00) 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 2.365e-02 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 2.490e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 241.734 59.320 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/31526607/cmap_HighResolution_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.99e-03', job_status='DONE', photon_flux_upper_limit='3.95e-08', time_completed='2026-07-13 05:33:16.157967', job_id='31526607', GAL2='0.67', fit_tolerance='1e-08', EG2='1.24', EG='1.24', time_epoch_completed='1783945996.16', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.67', dlogl='7.43e-09', ts2='-0.00', photon_index_error='0.00', photon_index='2.11' WHERE bin_id='2180' AND source_name='4FGL J1606.9+5919' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 05:33:16 PDT 2026 file=/lscratch/kocevski/31526791/ltcube_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits dcostheta=0.025 binsz=1.0 phibins=0 tmin=0.0 tmax=0.0 file_version="1" zmin=0.0 zmax=90.0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). Working on file /lscratch/kocevski/31526791/ft2_4FGL_J1606.9+5919_daily_bin2180.fits .....................! real 9.36 user 8.75 sys 0.20 Generating the exposure map: time -p gtexpmap evfile=/lscratch/kocevski/31526791/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits evtable="EVENTS" scfile=/lscratch/kocevski/31526791/ft2_4FGL_J1606.9+5919_daily_bin2180.fits sctable="SC_DATA" expcube=/lscratch/kocevski/31526791/ltcube_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits outfile=/lscratch/kocevski/31526791/expmap_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits irfs="P8R3_SOURCE_V2" evtype="INDEF" srcrad=30.0 nlong=88 nlat=88 nenergies=10 submap=no nlongmin=0 nlongmax=0 nlatmin=0 nlatmax=0 chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). The exposure maps generated by this tool are meant to be used for *unbinned* likelihood analysis only. Do not use them for binned analyses. Computing the ExposureMap using /lscratch/kocevski/31526791/ltcube_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits .....................! real 73.62 user 68.81 sys 4.16 Generating the xml model: radLim = 0.001 maxRad = 12 normsOnly = True freeVariableSources = True Fixing all sources to their catalog values, except variable sources Creating file and adding sources from 4FGL Added 221 point sources and 0 extended sources Setting source of interest to: 4FGL J1606.9+5919 @ 241.734 59.3201 Creating the counts map: time -p gtbin evfile=/lscratch/kocevski/31526791/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits scfile=/lscratch/kocevski/31526791/ft2_4FGL_J1606.9+5919_daily_bin2180.fits outfile=/lscratch/kocevski/31526791/cmap_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=160 nypix=160 binsz=0.25 coordsys="CEL" xref=241.734 yref=59.3201 axisrot=0.0 rafield="RA" decfield="DEC" proj="AIT" hpx_ordering_scheme="RING" hpx_order=3 hpx_ebin=yes hpx_region="" evtable="EVENTS" sctable="SC_DATA" efield="ENERGY" tfield="TIME" chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). This is gtbin version HEAD real 0.68 user 0.23 sys 0.13 Creating the high resolution counts map: time -p gtbin evfile=/lscratch/kocevski/31526791/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits scfile=/lscratch/kocevski/31526791/ft2_4FGL_J1606.9+5919_daily_bin2180.fits outfile=/lscratch/kocevski/31526791/cmap_HighResolution_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits algorithm="CMAP" ebinalg="LOG" emin=30.0 emax=200000.0 ebinfile=NONE tbinalg="LIN" tbinfile=NONE nxpix=500 nypix=500 binsz=0.1 coordsys="CEL" xref=241.734 yref=59.3201 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 0.53 user 0.23 sys 0.13 Computing the diffuse response: time -p gtdiffrsp evfile=/lscratch/kocevski/31526791/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits evtable="EVENTS" scfile=/lscratch/kocevski/31526791/ft2_4FGL_J1606.9+5919_daily_bin2180.fits sctable="SC_DATA" srcmdl=/lscratch/kocevski/31526791/Model_4FGL_J1606.9+5919_daily_bin2180.xml irfs="P8R3_SOURCE_V2" evclsmin=0 evclass="INDEF" evtype="INDEF" convert=yes chatter=2 clobber=yes debug=no gui=no mode="ql" WARNING: version mismatch between CFITSIO header (v3.43) and linked library (v3.41). adding source EG_v02 adding source GAL_ ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=OK 502 CALLS 2296 TOTAL EDM= .37E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 23.536 16.727 .20588E-03 -1.5611 2 Prefactor .0000 1.9723 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 8.0186 6.6164 .35405E-03 -1.5651 4 Prefactor .91038E-08 8.8425 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 norm 2.2517 1.4716 .68458E-03 -1.5678 6 Prefactor .83211E-07 56.276 .11472E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .11102E-09 11.103 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 2.8643 6.2656 .60063E-03 -1.5674 9 Prefactor .28338E-06 19.038 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 53.083 38.198 .13842E-03 -1.5562 11 Prefactor .0000 1.0711 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 norm .20539E-08 7.2577 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor 10.194 5.7320 .31361E-03 -1.5644 14 Prefactor .12185E-06 11.867 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm 15.433 7.3032 .25464E-03 -1.5629 16 Prefactor .0000 1.4825 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor 25.732 10.237 .19709E-03 -1.5607 18 Prefactor .72164E-09 4.0072 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 norm .0000 .15762 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 Prefactor 2.9571 3.5622 .59044E-03 -1.5674 21 Prefactor .30920E-07 10.791 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 22 Prefactor .55511E-09 3.5969 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 23 Prefactor .55511E-10 3.1951 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 24 Prefactor .46485E-06 17.316 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 25 Normalizat 1.2363 .14032 .34053E-01 -.85488 26 Prefactor .67482 .12622 .60096E-01 -1.0452 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 3.74913e-07 Minuit parameter uncertainties: 1 16.727 2 3.18133e-06 3 6.61639 4 0.000567951 5 1.4716 6 0.00432824 7 7.46197e-05 8 6.26565 9 0.00464536 10 38.1986 11 6.29308e-06 12 0.000242553 13 5.73201 14 0.00240477 15 7.30325 16 4.83614e-06 17 10.2373 18 0.000105684 19 1.67253e-07 20 3.56224 21 0.00115512 22 8.97374e-05 23 2.41611e-05 24 0.00567417 25 0.140363 26 0.126276 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.92397315 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 2.834e-07 4.645e-03 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.114e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 1.263e-01 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 1.404e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 241.734 59.320 Photon Flux Upper Limit: 3.95186978116e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00299119744016 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31526697/likelihoodResults_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 9574.94939995 delta logL = -0.0254267929158 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397472 delta logL = -1.56330497703e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .21294E-04 1.0000 .0000 .10000E+07 2 'Index ' .90038 1.0000 .0000 10.000 3 'Normalizat' 1.2365 1.0000 .10000E-01 10.000 4 'Prefactor ' .67474 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .7060E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 9574.924 FROM MIGRAD STATUS=CONVERGED 70 CALLS 231 TOTAL EDM= .32E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .55511E-10 577.91 .42118E-03** at limit ** 2 Index 2.6552 6.1359 .45010 -.17398E-08 3 Normalizat 1.2363 .24160E-01 .34052E-01 .92158E-04 4 Prefactor .67482 .22967E-01 .60096E-01 .11738E-03 ERR DEF= .500 Final values: Prefactor = 5.55112e-11 Index = 2.6552 Normalizat = 1.23633 Prefactor = 0.674816 ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=NOT POSDEF 25 CALLS 256 TOTAL EDM= .34E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .55511E-10 612.39 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 2.6552 6.2766 .45010 -.48811 3 Normalizat 1.2363 .24900E-01 .21386E-03 -.85488 4 Prefactor .67482 .23647E-01 .26582E-03 -1.0452 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 3.40703e-10 Minuit parameter uncertainties: 1 0.000440692 2 31.6346 3 0.0249004 4 0.0236469 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397315 delta logL = 7.43239070289e-09 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 5.551e-11 4.407e-04 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.655e+00 3.163e+01 0.000e+00 1.000e+01 (-1.000e+00) 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 2.365e-02 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 2.490e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 241.734 59.320 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/31526697/cmap_HighResolution_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.99e-03', job_status='DONE', photon_flux_upper_limit='3.95e-08', time_completed='2026-07-13 05:34:51.110967', job_id='31526697', GAL2='0.67', fit_tolerance='1e-08', EG2='1.24', EG='1.24', time_epoch_completed='1783946091.11', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.67', dlogl='7.43e-09', ts2='-0.00', photon_index_error='0.00', photon_index='2.11' WHERE bin_id='2180' AND source_name='4FGL J1606.9+5919' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 05:34:51 PDT 2026 V02 Working on... /lscratch/kocevski/31526791/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits.....................! real 33.81 user 32.11 sys 1.28 Creating the likelihood object... obs = UnbinnedObs('/lscratch/kocevski/31526791/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits', '/lscratch/kocevski/31526791/ft2_4FGL_J1606.9+5919_daily_bin2180.fits', expMap='/lscratch/kocevski/31526791/expmap_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits', expCube='/lscratch/kocevski/31526791/ltcube_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits', irfs='P8R3_SOURCE_V2') like = UnbinnedAnalysis(obs, '/lscratch/kocevski/31526791/Model_4FGL_J1606.9+5919_daily_bin2180.xml', optimizer='MINUIT') Using source of interest name: '4FGL J1606.9+5919' 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 2.197e+00 0.000e+00 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.114e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed Likelihood Fit Parameters: Event file(s): /lscratch/kocevski/31526791/ft1_filtered_4FGL_J1606.9+5919_daily_bin2180.fits Spacecraft file(s): /lscratch/kocevski/31526791/ft2_4FGL_J1606.9+5919_daily_bin2180.fits Exposure map: /lscratch/kocevski/31526791/expmap_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits Exposure cube: /lscratch/kocevski/31526791/ltcube_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.fits IRFs: P8R3_SOURCE_V2 Source model file: /lscratch/kocevski/31526791/Model_4FGL_J1606.9+5919_daily_bin2180.xml Optimizer: MINUIT Statistic: UNBINNED Performing an iterative likelihood fit... Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.95607942 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.92684689 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' 23.603 1.0000 .0000 .10000E+07 2 'Prefactor ' .58198E-04 1.0000 .0000 .10000E+07 3 'Prefactor ' 8.0092 1.0000 .0000 .10000E+07 4 'Prefactor ' .31397E-03 1.0000 .0000 .10000E+07 5 'norm ' 2.2510 1.0000 .0000 .10000E+07 6 'Prefactor ' .21752 1.0000 .0000 .10000E+07 7 'Prefactor ' .17127E-03 1.0000 .0000 .10000E+07 8 'norm ' 2.8622 1.0000 .0000 .10000E+07 9 'Prefactor ' .31124E-03 1.0000 .0000 .10000E+07 10 'Prefactor ' 52.197 1.0000 .0000 .10000E+07 11 'Prefactor ' .11234E-05 1.0000 .0000 .10000E+07 12 'norm ' .39541E-06 1.0000 .0000 .10000E+07 13 'Prefactor ' 10.193 1.0000 .0000 .10000E+07 14 'Prefactor ' .30435E-02 1.0000 .0000 .10000E+07 15 'norm ' 15.439 1.0000 .0000 .10000E+07 16 'Prefactor ' .65361E-05 1.0000 .0000 .10000E+07 17 'Prefactor ' 25.755 1.0000 .0000 .10000E+07 18 'Prefactor ' .23932E-02 1.0000 .0000 .10000E+07 19 'norm ' .44964E-08 1.0000 .0000 .10000E+07 20 'Prefactor ' 2.9556 1.0000 .0000 .10000E+07 21 'Prefactor ' .36165E-04 1.0000 .0000 .10000E+07 22 'Prefactor ' .74035E-04 1.0000 .0000 .10000E+07 23 'Prefactor ' .10620E-02 1.0000 .0000 .10000E+07 24 'Prefactor ' .65474E-04 1.0000 .0000 .10000E+07 25 'Normalizat' 1.2364 1.0000 .10000E-01 10.000 26 'Prefactor ' .67477 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .7060E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. FCN= 9574.924 FROM MIGRAD STATUS=CONVERGED 169 CALLS 1794 TOTAL EDM= .44E-09 STRATEGY=1 ERROR MATRIX UNCERTAINTY= 1.1% EXT PARAMETER STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor 23.536 1.6554 .23862E-08 -.41493E-03 2 Prefactor .0000 1.9706 -.13473E-06** at limit ** 3 Prefactor 8.0186 6.6732 .18502E-07 -.24455E-02 4 Prefactor .91038E-08 8.0078 .30148E-06** at limit ** 5 norm 2.2517 1.4708 .11861E-07 .26782E-03 6 Prefactor .83211E-07 2.1931 .38124E-07** at limit ** 7 Prefactor .11102E-09 3.7719 .42233E-06** at limit ** 8 norm 2.8643 6.2426 -.98846E-07 -.12093E-02 9 Prefactor .28338E-06 16.461 .22526E-06** at limit ** 10 Prefactor 53.083 38.096 .68359E-07 -.48803E-02 11 Prefactor .0000 1.0714 .13745E-06** at limit ** 12 norm .20539E-08 7.1271 .49876E-07** at limit ** 13 Prefactor 10.194 5.7475 .93047E-09 .18345E-02 14 Prefactor .12185E-06 6.5842 .36838E-06** at limit ** 15 norm 15.433 7.2950 -.87930E-08 .11220E-02 16 Prefactor .0000 1.4890 .76026E-07** at limit ** 17 Prefactor 25.732 4.7766 -.86496E-08 -.12743 18 Prefactor .72164E-09 4.0023 -.29943E-06** at limit ** 19 norm .0000 .15995 -.13755E-07** at limit ** 20 Prefactor 2.9571 3.5517 -.63226E-07 -.97095E-03 21 Prefactor .30920E-07 4.2370 .44738E-06** at limit ** 22 Prefactor .55511E-09 3.6137 -.88310E-07** at limit ** 23 Prefactor .55511E-10 3.1979 .32170E-07** at limit ** 24 Prefactor .46485E-06 12.723 .77479E-07** at limit ** 25 Normalizat 1.2363 .16300 -.14898E-05 -.28450E-04 26 Prefactor .67482 .14607 .16670E-05 -.56127E-05 ERR DEF= .500 Final values: Prefactor = 23.5355 Prefactor = 0 Prefactor = 8.01862 Prefactor = 9.10383e-09 norm = 2.25172 Prefactor = 8.32112e-08 Prefactor = 1.11022e-10 norm = 2.86433 Prefactor = 2.83384e-07 Prefactor = 53.0826 Prefactor = 0 norm = 2.05391e-09 Prefactor = 10.1941 Prefactor = 1.21847e-07 norm = 15.4327 Prefactor = 0 Prefactor = 25.7316 Prefactor = 7.21645e-10 norm = 0 Prefactor = 2.95714 Prefactor = 3.09197e-08 Prefactor = 5.55112e-10 Prefactor = 5.55112e-11 Prefactor = 4.6485e-07 Normalizat = 1.23633 Prefactor = 0.674816 ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=OK 502 CALLS 2296 TOTAL EDM= .37E-06 STRATEGY= 1 ERROR MATRIX ACCURATE EXT PARAMETER INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor 23.536 16.727 .20588E-03 -1.5611 2 Prefactor .0000 1.9723 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 3 Prefactor 8.0186 6.6164 .35405E-03 -1.5651 4 Prefactor .91038E-08 8.8425 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 5 norm 2.2517 1.4716 .68458E-03 -1.5678 6 Prefactor .83211E-07 56.276 .11472E-02 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 7 Prefactor .11102E-09 11.103 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 8 norm 2.8643 6.2656 .60063E-03 -1.5674 9 Prefactor .28338E-06 19.038 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 10 Prefactor 53.083 38.198 .13842E-03 -1.5562 11 Prefactor .0000 1.0711 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 12 norm .20539E-08 7.2577 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 13 Prefactor 10.194 5.7320 .31361E-03 -1.5644 14 Prefactor .12185E-06 11.867 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 15 norm 15.433 7.3032 .25464E-03 -1.5629 16 Prefactor .0000 1.4825 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 17 Prefactor 25.732 10.237 .19709E-03 -1.5607 18 Prefactor .72164E-09 4.0072 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 19 norm .0000 .15762 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 20 Prefactor 2.9571 3.5622 .59044E-03 -1.5674 21 Prefactor .30920E-07 10.791 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 22 Prefactor .55511E-09 3.5969 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 23 Prefactor .55511E-10 3.1951 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 24 Prefactor .46485E-06 17.316 .42118E-03 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 25 Normalizat 1.2363 .14032 .34053E-01 -.85488 26 Prefactor .67482 .12622 .60096E-01 -1.0452 ERR DEF= .500 Minuit fit quality: 3 estimated distance: 3.74913e-07 Minuit parameter uncertainties: 1 16.727 2 3.18133e-06 3 6.61639 4 0.000567951 5 1.4716 6 0.00432824 7 7.46197e-05 8 6.26565 9 0.00464536 10 38.1986 11 6.29308e-06 12 0.000242553 13 5.73201 14 0.00240477 15 7.30325 16 4.83614e-06 17 10.2373 18 0.000105684 19 1.67253e-07 20 3.56224 21 0.00115512 22 8.97374e-05 23 2.41611e-05 24 0.00567417 25 0.140363 26 0.126276 Done. MINUIT Return Code (Fixed Index): 0 logL (Fixed Index) = 9574.92397315 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 2.834e-07 4.645e-03 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.114e+00 0.000e+00 0.000e+00 1.000e+01 (-1.000e+00) fixed 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 1.263e-01 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 1.404e-01 1.000e-02 1.000e+01 ( 1.000e+00) TS (Fixed Index): -0.00 Ra Dec: 241.734 59.320 Photon Flux Upper Limit: 3.95186978116e-08 ph cm-2 s-1 Energy Flux Upper Limit: 0.00299119744016 MeV cm-2 s-1 Saving results to: /lscratch/kocevski/31526791/likelihoodResults_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.txt Performing a free index iterative likelihood fit... Freezing all point sources, except source of interest... Done. Freeing candidate source... Done. Fit tolerance = 1 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 0 logL (Free Index) = 9574.94939995 delta logL = -0.0254267929158 Fit tolerance = 0.0001 Performing likelihood fit... Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397472 delta logL = -1.56330497703e-06 Fit tolerance = 1e-08 Performing likelihood fit... ********** ** 14 **SET NOWARN ********** PARAMETER DEFINITIONS: NO. NAME VALUE STEP SIZE LIMITS 1 'Prefactor ' .21294E-04 1.0000 .0000 .10000E+07 2 'Index ' .90038 1.0000 .0000 10.000 3 'Normalizat' 1.2365 1.0000 .10000E-01 10.000 4 'Prefactor ' .67474 1.0000 .0000 10.000 ********** ** 15 **SET ERR .5000 ********** ********** ** 16 **SET GRAD 1.000 ********** ********** ** 17 **MINIMIZE .7060E+05 .2000E-04 ********** MIGRAD MINIMIZATION HAS CONVERGED. MIGRAD WILL VERIFY CONVERGENCE AND ERROR MATRIX. FCN= 9574.924 FROM MIGRAD STATUS=CONVERGED 70 CALLS 231 TOTAL EDM= .32E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE STEP FIRST NO. NAME VALUE ERROR SIZE DERIVATIVE 1 Prefactor .55511E-10 577.91 .42118E-03** at limit ** 2 Index 2.6552 6.1359 .45010 -.17398E-08 3 Normalizat 1.2363 .24160E-01 .34052E-01 .92158E-04 4 Prefactor .67482 .22967E-01 .60096E-01 .11738E-03 ERR DEF= .500 Final values: Prefactor = 5.55112e-11 Index = 2.6552 Normalizat = 1.23633 Prefactor = 0.674816 ********** ** 18 **HESSE ********** FCN= 9574.924 FROM HESSE STATUS=NOT POSDEF 25 CALLS 256 TOTAL EDM= .34E-09 STRATEGY= 1 ERR MATRIX NOT POS-DEF EXT PARAMETER APPROXIMATE INTERNAL INTERNAL NO. NAME VALUE ERROR STEP SIZE VALUE 1 Prefactor .55511E-10 612.39 .84235E-04 -1.5708 WARNING - - ABOVE PARAMETER IS AT LIMIT. 2 Index 2.6552 6.2766 .45010 -.48811 3 Normalizat 1.2363 .24900E-01 .21386E-03 -.85488 4 Prefactor .67482 .23647E-01 .26582E-03 -1.0452 ERR DEF= .500 Minuit fit quality: 2 estimated distance: 3.40703e-10 Minuit parameter uncertainties: 1 0.000440692 2 31.6346 3 0.0249004 4 0.0236469 shell-init: error retrieving current directory: getcwd: cannot access parent directories: No such file or directory Done. MINUIT Return Code (Free Index): 102 logL (Free Index) = 9574.92397315 delta logL = 7.43239070289e-09 Extracting fit parameters... 4FGL J1606.9+5919 Spectrum: PowerLaw 329 Prefactor: 5.551e-11 4.407e-04 0.000e+00 1.000e+06 ( 1.000e-14) 330 Index: 2.655e+00 3.163e+01 0.000e+00 1.000e+01 (-1.000e+00) 331 Scale: 2.350e+03 0.000e+00 3.000e+01 5.000e+05 ( 1.000e+00) fixed GAL_V02 Spectrum: PowerLaw 703 Prefactor: 6.748e-01 2.365e-02 0.000e+00 1.000e+01 ( 1.000e+00) 704 Index: 0.000e+00 0.000e+00 -1.000e+00 1.000e+00 ( 1.000e+00) fixed 705 Scale: 1.000e+02 0.000e+00 5.000e+01 2.000e+02 ( 1.000e+00) fixed EG_v02 Spectrum: FileFunction 702 Normalization: 1.236e+00 2.490e-02 1.000e-02 1.000e+01 ( 1.000e+00) TS (Free Index): -0.00 Ra Dec: 241.734 59.320 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/31526791/cmap_HighResolution_804384001_804643201_4FGL_J1606.9+5919_daily_bin2180.png Cleaning up... ** Nuclear option initiated! ** Updating database... UPDATE lightcurve_data_v2 SET energy_flux_upper_limit='2.99e-03', job_status='DONE', photon_flux_upper_limit='3.95e-08', time_completed='2026-07-13 05:37:52.101013', job_id='31526791', GAL2='0.67', fit_tolerance='1e-08', EG2='1.24', EG='1.24', time_epoch_completed='1783946272.1', return_code2='102', ts='-0.00', comment='SUCCESS', return_code='0', GAL='0.67', dlogl='7.43e-09', ts2='-0.00', photon_index_error='0.00', photon_index='2.11' WHERE bin_id='2180' AND source_name='4FGL J1606.9+5919' AND cadence='daily'; Database successfully updated. Analysis Complete. Mon Jul 13 05:37:52 PDT 2026