XSPEC version: 12.12.1 Build Date/Time: Tue Mar 15 11:46:30 2022 XSPEC12>query no XSPEC12>data 1:1 sw01015873000b_avg.pha 1 spectrum in use Spectral Data File: sw01015873000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 3.377e-01 +/- 1.724e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 46.4 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 sw01015873000b_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 8574.70 using 59 bins. Test statistic : Chi-Squared 8574.70 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 5055.83 84.0208 -2 14.6815 32.7278 3715.87 79.6773 -3 44.3528 7.30298 815.859 120.808 -1 196.872 7.13029 70.0095 124.998 -2 199.344 9.80206 67.9087 13.6587 -3 199.360 9.84279 67.9026 11.9611 -3 199.362 9.84288 ============================== Variances and Principal Axes 1 2 1.2020E-02| 0.0036 1.0000 4.1695E+02| 1.0000 -0.0036 ------------------------------ ======================== Covariance Matrix 1 2 4.169e+02 -1.511e+00 -1.511e+00 1.750e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.362 +/- 20.4192 2 1 bremss norm 9.84288 +/- 0.132281 ________________________________________________________________________ Fit statistic : Chi-Squared 67.90 using 59 bins. Test statistic : Chi-Squared 67.90 using 59 bins. Null hypothesis probability of 1.53e-01 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 61.0295 0.0979322 0 199.363 10.1287 ============================== Variances and Principal Axes 1 2 1.2020E-02| 0.0037 1.0000 3.9422E+02| 1.0000 -0.0037 ------------------------------ ======================== Covariance Matrix 1 2 3.942e+02 -1.470e+00 -1.470e+00 1.750e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 19.8547 2 1 bremss norm 10.1287 +/- 0.132281 ________________________________________________________________________ Fit statistic : Chi-Squared 61.03 using 59 bins. Test statistic : Chi-Squared 61.03 using 59 bins. Null hypothesis probability of 3.33e-01 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 61.0291 0.0978912 1 199.363 10.1303 ============================== Variances and Principal Axes 1 2 1.2020E-02| 0.0037 1.0000 3.9453E+02| 1.0000 -0.0037 ------------------------------ ======================== Covariance Matrix 1 2 3.945e+02 -1.470e+00 -1.470e+00 1.750e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 19.8626 2 1 bremss norm 10.1303 +/- 0.132284 ________________________________________________________________________ Fit statistic : Chi-Squared 61.03 using 59 bins. Test statistic : Chi-Squared 61.03 using 59 bins. Null hypothesis probability of 3.33e-01 with 57 degrees of freedom XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.12.1 Sat Jul 30 07:20:11 2022 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: sw01015873000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1015873/remake_spec_cflux/spec_T100/sw01015873000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw01015873000b_avg.pha Net count rate (cts/s) for Spectrum:1 3.086e-01 +/- 5.464e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 46.4 sec Using fit statistic: chi Using Response (RMF) File sw01015873000b_avg.rsp for Source 1 Spectral data counts: 14.3211 Model predicted rate: 0.312415 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 +/- 19.8626 2 1 bremss norm 10.1303 +/- 0.132284 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 61.03 using 59 bins. Test statistic : Chi-Squared 61.03 using 59 bins. Null hypothesis probability of 3.33e-01 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 0.81067 photons (2.5225e-08 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.7925 - 0.8281 (2.466e-08 - 2.577e-08) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.85591 photons (4.8525e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.8376 - 0.8741 (4.749e-08 - 4.956e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.78965 photons (1.0642e-07 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.7738 - 0.8069 (1.043e-07 - 1.087e-07) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 2.4562 photons (1.8017e-07 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 2.405 - 2.506 (1.765e-07 - 1.838e-07) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 60.8724 0.0916861 0 200.000 10.0760 60.658 4.24212 -1 200.000 10.1224 60.6562 0.385647 -2 200.000 10.1269 60.6562 0.073092 3 200.000 10.1269 ============================== Variances and Principal Axes 1 2 1.2011E-02| 0.0028 1.0000 6.9107E+02| 1.0000 -0.0028 ------------------------------ ======================== Covariance Matrix 1 2 6.911e+02 -1.940e+00 -1.940e+00 1.746e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 26.2881 2 1 bremss norm 10.1269 +/- 0.132134 ________________________________________________________________________ Fit statistic : Chi-Squared 60.66 using 59 bins. Test statistic : Chi-Squared 60.66 using 59 bins. Null hypothesis probability of 3.45e-01 with 57 degrees of freedom ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 199.363, with delta statistic: 0.372816 *** 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. 1 195.048 0 (-4.95221,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 9.9467 10.3073 (-0.180286,0.180286) 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 (-4.95221 -200) Norm : 10.1269 (-0.180286 0.180286) ------------------------------------------------------------ #Fit statistic : Chi-Squared 60.66 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 3.45e-01 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 1.170e-06 2.575e-08 25- 50 2.252e-06 4.802e-08 50-150 4.938e-06 1.021e-07 15-150 8.360e-06 1.694e-07