XSPEC version: 12.9.0n Build Date/Time: Thu May 12 09:56:58 2016 [?1034hXSPEC12>query no XSPEC12>data 1:1 sw00683906000b_avg.pha 1 spectrum in use Spectral Data File: sw00683906000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 2.342e-01 +/- 1.184e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 8.16 sec Using fit statistic: chi Using test statistic: chi No response loaded. ***Warning! One or more spectra are missing responses, and are not suitable for fit. XSPEC12>response 1 sw00683906000b_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 = 790.68 using 59 PHA bins. Test statistic : Chi-Squared = 790.68 using 59 PHA bins. Reduced chi-squared = 13.872 for 57 degrees of freedom Null hypothesis probability = 9.897074e-130 Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 538.902 5.89781 -3 19.8639 28.2007 438.069 7.92143 -4 43.1699 4.34001 224.209 15.765 -1 198.911 4.20633 57.9791 21.9088 -2 199.328 7.67238 57.6789 2.05839 -3 199.347 7.71054 57.6769 1.83962 -3 199.357 7.71063 ============================== Variances and Principal Axes 1 2 4.6658E+03| -1.0000 0.0018 8.7297E-02| -0.0018 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 4.666e+03 -8.209e+00 -8.209e+00 1.017e-01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.357 +/- 68.3068 2 1 bremss norm 7.71063 +/- 0.318968 ________________________________________________________________________ Fit statistic : Chi-Squared = 57.68 using 59 PHA bins. Test statistic : Chi-Squared = 57.68 using 59 PHA bins. Reduced chi-squared = 1.012 for 57 degrees of freedom Null hypothesis probability = 4.500322e-01 XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 56.4956 0.0203188 0 199.362 8.02940 ============================== Variances and Principal Axes 1 2 4.3313E+03| -1.0000 0.0018 8.7296E-02| -0.0018 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 4.331e+03 -7.909e+00 -7.909e+00 1.017e-01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.362 +/- 65.8128 2 1 bremss norm 8.02940 +/- 0.318967 ________________________________________________________________________ Fit statistic : Chi-Squared = 56.50 using 59 PHA bins. Test statistic : Chi-Squared = 56.50 using 59 PHA bins. Reduced chi-squared = 0.9912 for 57 degrees of freedom Null hypothesis probability = 4.939555e-01 XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 56.4955 0.0202745 0 199.363 8.02939 ============================== Variances and Principal Axes 1 2 4.3498E+03| -1.0000 0.0018 8.7296E-02| -0.0018 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 4.350e+03 -7.926e+00 -7.926e+00 1.017e-01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 65.9531 2 1 bremss norm 8.02939 +/- 0.318967 ________________________________________________________________________ Fit statistic : Chi-Squared = 56.50 using 59 PHA bins. Test statistic : Chi-Squared = 56.50 using 59 PHA bins. Reduced chi-squared = 0.9911 for 57 degrees of freedom Null hypothesis probability = 4.939587e-01 XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.9.0n Wed Jun 1 17:45:19 2016 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 Always calculate parameter derivatives using full (slower) numerical differentiation: No 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-unknown-linux-gnu-libc2.12/../spectral/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: sw00683906000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: sw00683906000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00683906000b_avg.pha Net count rate (cts/s) for Spectrum:1 2.221e-01 +/- 8.446e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 8.16 sec Using fit statistic: chi Using test statistic: chi Using Response (RMF) File sw00683906000b_avg.rsp for Source 1 Spectral data counts: 1.81215 Model predicted rate: 0.222680 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 +/- 65.9531 2 1 bremss norm 8.02939 +/- 0.318967 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared = 56.50 using 59 PHA bins. Test statistic : Chi-Squared = 56.50 using 59 PHA bins. Reduced chi-squared = 0.9911 for 57 degrees of freedom Null hypothesis probability = 4.939587e-01 Weighting method: standard XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.64255 photons (1.9994e-08 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.5969 - 0.6912 (1.857e-08 - 2.147e-08) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.67841 photons (3.8461e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.6222 - 0.7196 (3.516e-08 - 4.080e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.62589 photons (8.4352e-08 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.4034 - 0.6640 (5.111e-08 - 8.946e-08) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 1.9468 photons (1.4281e-07 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 1.748 - 2.068 (1.147e-07 - 1.516e-07) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 56.418 0.0176327 0 200.000 8.02873 56.418 0.0189453 0 200.000 8.02955 56.418 0.0159574 2 200.000 8.02955 ============================== Variances and Principal Axes 1 2 7.6229E+03| -1.0000 0.0014 8.7259E-02| -0.0014 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 7.623e+03 -1.045e+01 -1.045e+01 1.016e-01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 87.3093 2 1 bremss norm 8.02955 +/- 0.318711 ________________________________________________________________________ Fit statistic : Chi-Squared = 56.42 using 59 PHA bins. Test statistic : Chi-Squared = 56.42 using 59 PHA bins. Reduced chi-squared = 0.9898 for 57 degrees of freedom Null hypothesis probability = 4.968706e-01 ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 0.0773868 *** Parameter lower bound is INVALID. ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 1.63312e+16, with delta statistic: 0 *** Parameter upper bound is INVALID. 1 180.604 0 (-19.3956,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 7.54445 8.5163 (-0.485924,0.485924) 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 (-19.3956 -200) Norm : 8.02955 (-0.485924 0.485924) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 56.42 using 59 PHA bins. # Reduced chi-squared = 0.9898 for 57 degrees of freedom # Null hypothesis probability = 4.968706e-01 Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 1.632e-07 1.183e-08 25- 50 3.138e-07 2.301e-08 50-150 6.883e-07 1.565e-07 15-150 1.165e-06 1.506e-07