XSPEC version: 12.13.1 Build Date/Time: Thu Jul 20 16:52:54 2023 XSPEC12>query no XSPEC12>data 1:1 sw01200812000b_avg.pha 1 spectrum in use Spectral Data File: sw01200812000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 1.078e-01 +/- 4.840e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 112 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 sw01200812000b_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 2992.71 using 59 bins. Test statistic : Chi-Squared 2992.71 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 1834.05 25.5382 -2 15.1803 8.66544 1366.73 27.7784 -3 48.7602 2.20714 1286.95 134.583 -2 199.235 1.27648 86.8984 265.921 -3 199.363 3.35019 86.6583 23.3947 -4 199.363 3.35277 86.6379 23.0929 -3 199.363 3.35299 86.6369 23.067 -3 199.363 3.35300 ============================== Variances and Principal Axes 1 2 4.2750E-03| 0.0009 1.0000 1.3128E+03| 1.0000 -0.0009 ------------------------------ ======================== Covariance Matrix 1 2 1.313e+03 -1.215e+00 -1.215e+00 5.399e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 36.2323 2 1 bremss norm 3.35300 +/- 7.34801E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 86.64 using 59 bins. Test statistic : Chi-Squared 86.64 using 59 bins. Null hypothesis probability of 6.89e-03 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 77.5394 0.0860458 3 199.363 3.55021 ============================== Variances and Principal Axes 1 2 4.2750E-03| 0.0010 1.0000 1.1710E+03| 1.0000 -0.0010 ------------------------------ ======================== Covariance Matrix 1 2 1.171e+03 -1.147e+00 -1.147e+00 5.399e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 34.2195 2 1 bremss norm 3.55021 +/- 7.34801E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 77.54 using 59 bins. Test statistic : Chi-Squared 77.54 using 59 bins. Null hypothesis probability of 3.65e-02 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 77.5394 0.0860458 4 199.363 3.55021 ============================== Variances and Principal Axes 1 2 4.2750E-03| 0.0010 1.0000 1.1710E+03| 1.0000 -0.0010 ------------------------------ ======================== Covariance Matrix 1 2 1.171e+03 -1.147e+00 -1.147e+00 5.399e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 34.2195 2 1 bremss norm 3.55021 +/- 7.34801E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 77.54 using 59 bins. Test statistic : Chi-Squared 77.54 using 59 bins. Null hypothesis probability of 3.65e-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 Tue Dec 26 16:59:04 2023 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/release/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: sw01200812000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1200812/remake_spec_cflux/spec_T100/sw01200812000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw01200812000b_avg.pha Net count rate (cts/s) for Spectrum:1 1.004e-01 +/- 2.191e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 112 sec Using fit statistic: chi Using Response (RMF) File sw01200812000b_avg.rsp for Source 1 Spectral data counts: 11.2454 Model predicted rate: 0.101431 Current model list: ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 34.2195 2 1 bremss norm 3.55021 +/- 7.34801E-02 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 77.54 using 59 bins. Test statistic : Chi-Squared 77.54 using 59 bins. Null hypothesis probability of 3.65e-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 0.2841 photons (8.8403e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.2740 - 0.2953 (8.526e-09 - 9.190e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.29996 photons (1.7006e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.2889 - 0.3095 (1.638e-08 - 1.754e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.27674 photons (3.7296e-08 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.2674 - 0.2864 (3.604e-08 - 3.860e-08) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.8608 photons (6.3142e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.8305 - 0.8900 (6.093e-08 - 6.526e-08) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 77.2107 0.0783154 0 200.000 3.54866 77.2105 0.193594 0 200.000 3.54907 77.2105 0.0808446 2 200.000 3.54907 ============================== Variances and Principal Axes 1 2 4.2728E-03| 0.0007 1.0000 2.0505E+03| 1.0000 -0.0007 ------------------------------ ======================== Covariance Matrix 1 2 2.050e+03 -1.513e+00 -1.513e+00 5.389e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 45.2821 2 1 bremss norm 3.54907 +/- 7.34100E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 77.21 using 59 bins. Test statistic : Chi-Squared 77.21 using 59 bins. Null hypothesis probability of 3.86e-02 with 57 degrees of freedom ***Warning: New best fit found, fit parameters will be set to new values. ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 199.363, with delta statistic: 0.32881 *** Parameter lower bound is INVALID. ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 0 *** Parameter upper bound is INVALID. 1 194.353 0 (-5.64667,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 3.44196 3.65701 (-0.107527,0.107527) 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] : 200.000 (-5.64667 -200) Norm : 3.54907 (-0.107527 0.107527) ------------------------------------------------------------ #Fit statistic : Chi-Squared 77.21 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 3.86e-02 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 9.901e-07 3.718e-08 25- 50 1.905e-06 6.496e-08 50-150 4.177e-06 1.434e-07 15-150 7.072e-06 2.425e-07