XSPEC version: 12.13.1 Build Date/Time: Thu Jul 20 16:52:54 2023 [?1034hXSPEC12>query no XSPEC12>data 1:1 sw01315630000b_avg.pha 1 spectrum in use Spectral Data File: sw01315630000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 4.276e-01 +/- 3.721e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 0.56 sec Using fit statistic: chi No response loaded. ***Warning! One or more spectra are missing responses, and are not suitable for fit. XSPEC12>response 1 sw01315630000b_avg.rsp Response successfully loaded. XSPEC12>ignore **-13.0 150.0-** 3 channels (1-3) ignored in spectrum # 1 18 channels (63-80) ignored in spectrum # 1 XSPEC12>model bbodyrad + bbodyrad Input parameter value, delta, min, bot, top, and max values for ... 3 0.01( 0.03) 0.0001 0.001 100 200 1:bbodyrad:kT>4.0000 1.00000E-02 1.00000E-04 1.00000E-03 100.00 200.00 1 0.01( 0.01) 0 0 1e+20 1e+24 2:bbodyrad:norm>20.000 1.00000E-02 0.0000 0.0000 1.00000E+24 1.00000E+24 3 0.01( 0.03) 0.0001 0.001 100 200 3:bbodyrad:kT>10.000 1.00000E-02 1.00000E-04 1.00000E-03 100.00 200.00 1 0.01( 0.01) 0 0 1e+20 1e+24 4:bbodyrad:norm>0.50000 1.00000E-02 0.0000 0.0000 1.00000E+24 1.00000E+24 ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 4.00000 +/- 0.0 2 1 bbodyrad norm 20.0000 +/- 0.0 3 2 bbodyrad kT keV 10.0000 +/- 0.0 4 2 bbodyrad norm 0.500000 +/- 0.0 ________________________________________________________________________ Fit statistic : Chi-Squared 220.23 using 59 bins. Test statistic : Chi-Squared 220.23 using 59 bins. Null hypothesis probability of 1.22e-21 with 55 degrees of freedom Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 85.035 7.05505 -2 2.62341 37.5542 22.1113 0.109212 79.5377 14.0811 -1 2.32916 86.8152 23.8141 0.0827507 74.3818 23.1586 -1 2.25958 188.171 25.6729 0.0678539 71.2468 17.5933 -1 2.21024 267.808 27.2858 0.0579419 69.3064 10.5922 -1 2.17487 332.995 28.6544 0.0509955 68.7053 5.25104 -2 2.10243 479.728 32.2421 0.0334826 65.8183 146.739 -3 2.10843 528.426 35.1128 0.0292804 65.7311 31.6513 -4 2.13726 476.759 35.6619 0.0286125 65.7299 1.23671 -5 2.15857 444.681 35.7652 0.0284110 ================================================== Variances and Principal Axes 1 2 3 4 3.8480E-06| 0.0014 0.0000 0.0021 1.0000 1.8621E-02| 1.0000 0.0006 -0.0059 -0.0014 1.7308E+01| 0.0059 0.0004 1.0000 -0.0021 4.1592E+06| -0.0006 1.0000 -0.0004 0.0000 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 1.445e+00 -2.435e+03 1.027e+00 -2.401e-03 -2.435e+03 4.159e+06 -1.581e+03 3.697e+00 1.027e+00 -1.581e+03 1.791e+01 -3.734e-02 -2.401e-03 3.697e+00 -3.734e-02 8.180e-05 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 2.15857 +/- 1.20198 2 1 bbodyrad norm 444.681 +/- 2039.42 3 2 bbodyrad kT keV 35.7652 +/- 4.23176 4 2 bbodyrad norm 2.84110E-02 +/- 9.04427E-03 ________________________________________________________________________ Fit statistic : Chi-Squared 65.73 using 59 bins. Test statistic : Chi-Squared 65.73 using 59 bins. Null hypothesis probability of 1.52e-01 with 55 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 65.7296 0.109213 -3 2.17031 428.054 35.7893 0.0283606 ================================================== Variances and Principal Axes 1 2 3 4 3.7911E-06| 0.0014 0.0000 0.0020 1.0000 1.9058E-02| 1.0000 0.0006 -0.0060 -0.0013 1.7488E+01| 0.0060 0.0004 1.0000 -0.0021 3.5067E+06| -0.0006 1.0000 -0.0004 0.0000 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 1.449e+00 -2.238e+03 1.041e+00 -2.406e-03 -2.238e+03 3.507e+06 -1.467e+03 3.394e+00 1.041e+00 -1.467e+03 1.810e+01 -3.734e-02 -2.406e-03 3.394e+00 -3.734e-02 8.089e-05 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 2.17031 +/- 1.20356 2 1 bbodyrad norm 428.054 +/- 1872.61 3 2 bbodyrad kT keV 35.7893 +/- 4.25446 4 2 bbodyrad norm 2.83606E-02 +/- 8.99379E-03 ________________________________________________________________________ Fit statistic : Chi-Squared 65.73 using 59 bins. Test statistic : Chi-Squared 65.73 using 59 bins. Null hypothesis probability of 1.52e-01 with 55 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 65.7296 0.0329899 -3 2.17834 416.651 35.7995 0.0283384 ================================================== Variances and Principal Axes 1 2 3 4 3.7780E-06| 0.0013 0.0000 0.0020 1.0000 1.9318E-02| 1.0000 0.0007 -0.0060 -0.0013 1.7544E+01| 0.0060 0.0004 1.0000 -0.0020 3.1964E+06| -0.0007 1.0000 -0.0004 0.0000 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 1.452e+00 -2.140e+03 1.048e+00 -2.417e-03 -2.140e+03 3.196e+06 -1.408e+03 3.248e+00 1.048e+00 -1.408e+03 1.816e+01 -3.736e-02 -2.417e-03 3.248e+00 -3.736e-02 8.072e-05 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 2.17834 +/- 1.20506 2 1 bbodyrad norm 416.651 +/- 1787.85 3 2 bbodyrad kT keV 35.7995 +/- 4.26179 4 2 bbodyrad norm 2.83384E-02 +/- 8.98438E-03 ________________________________________________________________________ Fit statistic : Chi-Squared 65.73 using 59 bins. Test statistic : Chi-Squared 65.73 using 59 bins. Null hypothesis probability of 1.52e-01 with 55 degrees of freedom XSPEC12>log bat_spec_2bb.log Logging to file:bat_spec_2bb.log XSPEC12>show XSPEC version: 12.13.1 Fri Jun 20 15:39:44 2025 Auto-saving is done after every command. Fit statistic in use: Chi-Squared Minimization technique: Levenberg-Marquardt Convergence criterion = 0.01 Parameter fit deltas: 0.01 * parValue Using chain rule to calculate statistic derivatives (faster method). Querying disabled - will not continue fitting. Prefit-renorming enabled. Solar abundance table: angr Photoionization Cross-Section Table: bcmc: Balucinska-Church and McCammon, 1998 Cosmology in use: H0 = 70 q0 = 0 Lambda0 = 0.73 Model data directory: /software/lheasoft/release6.32/x86_64-pc-linux-gnu-libc2.12/../spectral/manager/../modelData/ Plot settings: Showing of individual additive components is OFF. Showing of background spectra is OFF. Effective area normalization is OFF. Current unit settings: Energy = keV Wavelength = angstrom, with Y-Axis displayed per Hz X-Axis data display mode: Channels Spectra plots will be shifted to source frame by redshift value z: 0 Device: /null Plotting of line IDs is OFF. Splashpage is ON. xlog for data plots is ON. ylog for data plots is OFF. Default plot rebin settings for all plot groups: Min. Signif. Max. # Bins Error Type 0.00000 1 quad Responses read: sw01315630000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1315630/remake_spec_cflux/spec_T100/sw01315630000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw01315630000b_avg.pha Net count rate (cts/s) for Spectrum:1 3.801e-01 +/- 2.745e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 0.56 sec Using fit statistic: chi Using Response (RMF) File sw01315630000b_avg.rsp for Source 1 Spectral data counts: 0.21284 Model predicted rate: 0.361079 Current model list: ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 2.17834 +/- 1.20506 2 1 bbodyrad norm 416.651 +/- 1787.85 3 2 bbodyrad kT keV 35.7995 +/- 4.26179 4 2 bbodyrad norm 2.83384E-02 +/- 8.98438E-03 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 65.73 using 59 bins. Test statistic : Chi-Squared 65.73 using 59 bins. Null hypothesis probability of 1.52e-01 with 55 degrees of freedom Bayes is off XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.43696 photons (1.2966e-08 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.1040 - 0.4637 (3.383e-09 - 1.377e-08) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.55447 photons (3.3688e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.3199 - 0.6101 (1.957e-08 - 3.709e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 1.8552 photons (2.7605e-07 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 1.257 - 2.029 (1.846e-07 - 3.014e-07) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 2.8466 photons (3.2271e-07 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 1.852 - 2.869 (2.171e-07 - 3.433e-07) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) ***Warning: Zero alpha-matrix diagonal element for parameter 2 Parameter 2 is pegged at 421.615 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. ***Warning: Zero alpha-matrix diagonal element for parameter 2 Parameter 2 is pegged at 421.615 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm 64.3699 0.0953016 -2 5.11026 4.16668 38.4675 0.0229638 62.9315 11.3489 -2 6.68884 1.30213 40.2083 0.0198627 61.6029 31.7015 -2 9.14846 0.539357 43.5372 0.0151750 61.3038 73.1521 -2 9.69615 0.488825 47.2144 0.0121910 61.0446 104.066 -2 9.89152 0.479257 49.5354 0.0110927 61.015 25.5298 -2 10.0111 0.469413 50.6831 0.0105360 61.0124 6.46952 -3 10.2822 0.441329 52.4047 0.00963973 ================================================== Variances and Principal Axes 1 2 3 4 7.1287E-07| 0.0008 0.0036 0.0005 1.0000 1.3232E-02| -0.1518 -0.9884 0.0077 0.0037 7.5709E+00| 0.9741 -0.1509 -0.1686 -0.0002 3.5252E+02| -0.1678 0.0181 -0.9857 0.0005 -------------------------------------------------- ================================================ Covariance Matrix 1 2 3 4 1.710e+01 -2.180e+00 5.705e+01 -3.248e-02 -2.180e+00 3.006e-01 -6.089e+00 3.512e-03 5.705e+01 -6.089e+00 3.427e+02 -1.830e-01 -3.248e-02 3.512e-03 -1.830e-01 9.913e-05 ------------------------------------------------ ======================================================================== Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bbodyrad kT keV 10.2822 +/- 4.13575 2 1 bbodyrad norm 0.441329 +/- 0.548293 3 2 bbodyrad kT keV 52.4047 +/- 18.5122 4 2 bbodyrad norm 9.63973E-03 +/- 9.95617E-03 ________________________________________________________________________ Fit statistic : Chi-Squared 61.01 using 59 bins. Test statistic : Chi-Squared 61.01 using 59 bins. Null hypothesis probability of 2.69e-01 with 55 degrees of freedom ***Warning: New best fit found, fit parameters will be set to new values. 1 5.66515 17.1711 (-4.44333,7.06265) XSPEC12>error 2 Parameter Confidence Range (2.706) Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 2 0.109699 2.86858 (-0.340822,2.41806) XSPEC12>error 3 Parameter Confidence Range (2.706) 3 35.8637 152.059 (-16.1604,100.035) XSPEC12>error 4 Parameter Confidence Range (2.706) Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Due to zero model norms, the following fit parameters are temporarily frozen:3 Apparent non-monotonicity in statistic space detected. Current bracket values 0.00295594, 0.00146138 and delta stat 1.37252, 2.97381 but latest trial 0.00173113 gives 6.2869 Suggest that you check this result using the steppar command. Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Due to zero model norms, the following fit parameters are temporarily frozen:1 Apparent non-monotonicity in statistic space detected. Current bracket values 0.015799, 0.0287092 and delta stat 0.489928, 3.22785 but latest trial 0.0269005 gives 5.03228 Suggest that you check this result using the steppar command. 4 0.00220866 0.0222541 (-0.00761736,0.0124281) XSPEC12>log none Log file closed logging switched off XSPEC12>setplot energy XSPEC12>setplot command sc white 1 XSPEC12>setplot command cpd bat_spec_2bb.gif/gif 2 XSPEC12>plot ldata delchi XSPEC12>/* XSPEC12>exit XSPEC: quit Spectral model: bbodyrad<1> + bbodyrad<2> ------------------------------------------------------------ Parameters : value Lower 90% Upper 90% kT1 [keV] : 10.2822 (-4.44333 7.06265) R1^2/D10^2 : 0.441329 (-0.340822 2.41806) kT2 [keV] : 52.4047 (-16.1604 100.035) R2^2/D10^2 : 9.63973E-03 (-0.00761736 0.0124281) ------------------------------------------------------------ #Fit statistic : Chi-Squared 61.01 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 2.69e-01 with 55 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 7.261e-09 2.908e-09 25- 50 1.887e-08 4.906e-09 50-150 1.546e-07 3.270e-08 15-150 1.807e-07 3.534e-08