XSPEC version: 12.13.1 Build Date/Time: Thu Jul 20 16:52:54 2023 XSPEC12>query no XSPEC12>data 1:1 sw01321323000b_avg.pha 1 spectrum in use Spectral Data File: sw01321323000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 1.027e-01 +/- 5.767e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 216.8 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 sw01321323000b_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 bremss Input parameter value, delta, min, bot, top, and max values for ... 7 0.05( 0.07) 0.0001 0.0001 100 200 1:bremss:kT>7.0000 5.00000E-02 1.00000E-04 1.00000E-04 100.00 200.00 1 0.01( 0.01) 0 0 1e+20 1e+24 2:bremss:norm>1.0000 1.00000E-02 0.0000 0.0000 1.00000E+24 1.00000E+24 ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 7.00000 +/- 0.0 2 1 bremss norm 1.00000 +/- 0.0 ________________________________________________________________________ Fit statistic : Chi-Squared 4060.63 using 59 bins. Test statistic : Chi-Squared 4060.63 using 59 bins. Null hypothesis probability of 0.00e+00 with 57 degrees of freedom Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 1952.65 47.4417 -2 14.5202 11.8835 683.543 40.8891 -3 37.5930 4.56508 360.085 61.2027 -1 60.7645 3.42816 135.884 91.6055 -2 98.6434 3.08110 89.4516 68.5169 0 155.726 3.11636 84.3698 3.79857 1 147.166 3.11619 81.776 3.63065 1 140.876 3.11638 80.7997 9.54885 1 137.057 3.11685 80.4701 13.3025 1 134.957 3.11752 80.3385 15.3636 1 133.841 3.11829 ============================== Variances and Principal Axes 1 2 2.5330E-03| 0.0053 1.0000 1.0471E+02| 1.0000 -0.0053 ------------------------------ ======================== Covariance Matrix 1 2 1.047e+02 -5.571e-01 -5.571e-01 5.497e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 133.841 +/- 10.2329 2 1 bremss norm 3.11829 +/- 7.41444E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 80.34 using 59 bins. Test statistic : Chi-Squared 80.34 using 59 bins. Null hypothesis probability of 2.25e-02 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 76.1561 0.104577 1 129.325 3.20170 75.8005 5.24095 1 127.154 3.20197 75.7091 7.80983 1 126.136 3.20237 75.6744 8.98374 1 125.653 3.20284 75.6512 9.49491 1 125.411 3.20333 75.6303 9.70173 1 125.279 3.20384 75.5825 9.77081 0 122.691 3.20853 75.4485 12.1719 1 123.817 3.20917 75.3484 10.606 0 126.243 3.21424 75.2473 6.58395 1 125.154 3.21458 ============================== Variances and Principal Axes 1 2 2.6162E-03| 0.0065 1.0000 8.1432E+01| 1.0000 -0.0065 ------------------------------ ======================== Covariance Matrix 1 2 8.143e+01 -5.267e-01 -5.267e-01 6.024e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 125.154 +/- 9.02378 2 1 bremss norm 3.21458 +/- 7.76127E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 75.25 using 59 bins. Test statistic : Chi-Squared 75.25 using 59 bins. Null hypothesis probability of 5.31e-02 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 74.1262 0.0661705 1 122.745 3.25602 74.0309 3.15868 1 121.689 3.25619 74.008 4.53987 1 121.221 3.25643 73.9985 5.12586 1 121.007 3.25670 ============================== Variances and Principal Axes 1 2 2.6723E-03| 0.0072 1.0000 7.0827E+01| 1.0000 -0.0072 ------------------------------ ======================== Covariance Matrix 1 2 7.082e+01 -5.116e-01 -5.116e-01 6.368e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 121.007 +/- 8.41564 2 1 bremss norm 3.25670 +/- 7.97968E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 74.00 using 59 bins. Test statistic : Chi-Squared 74.00 using 59 bins. Null hypothesis probability of 6.45e-02 with 57 degrees of freedom XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.13.1 Fri Jun 20 01:35:29 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: sw01321323000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1321323/remake_spec_cflux/spec_T100/sw01321323000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw01321323000b_avg.pha Net count rate (cts/s) for Spectrum:1 9.275e-02 +/- 2.049e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 216.8 sec Using fit statistic: chi Using Response (RMF) File sw01321323000b_avg.rsp for Source 1 Spectral data counts: 20.107 Model predicted rate: 9.08017E-02 Current model list: ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 121.007 +/- 8.41564 2 1 bremss norm 3.25670 +/- 7.97968E-02 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 74.00 using 59 bins. Test statistic : Chi-Squared 74.00 using 59 bins. Null hypothesis probability of 6.45e-02 with 57 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 0.27304 photons (8.4797e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.2512 - 0.2845 (7.815e-09 - 8.822e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.26951 photons (1.5192e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.2558 - 0.2776 (1.437e-08 - 1.573e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.20817 photons (2.7223e-08 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.1700 - 0.2507 (2.156e-08 - 3.373e-08) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.75072 photons (5.0895e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.7053 - 0.7908 (4.484e-08 - 5.759e-08) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) 1 101.875 131.603 (-16.8958,12.8314) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 3.19049 3.48103 (-0.111971,0.17857) XSPEC12>log none Log file closed logging switched off XSPEC12>setplot energy XSPEC12>setplot command sc white 1 XSPEC12>setplot command cpd bat_spec_brems.gif/gif 2 XSPEC12>plot ldata delchi XSPEC12>/* XSPEC12>exit XSPEC: quit Spectral model: thermal bremsstrahlung ------------------------------------------------------------ Parameters : value Lower 90% Upper 90% kT [keV] : 121.007 (-16.8958 12.8314) Norm : 3.25670 (-0.111971 0.17857) ------------------------------------------------------------ #Fit statistic : Chi-Squared 74.00 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 6.45e-02 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 1.838e-06 1.092e-07 25- 50 3.294e-06 1.474e-07 50-150 5.902e-06 1.319e-06 15-150 1.103e-05 1.382e-06