XSPEC version: 12.9.0n Build Date/Time: Thu May 12 09:56:58 2016 [?1034hXSPEC12>query no XSPEC12>data 1:1 sw00682059000b_avg.pha 1 spectrum in use Spectral Data File: sw00682059000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 6.537e-01 +/- 7.142e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 0.356 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 sw00682059000b_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 = 188.79 using 59 PHA bins. Test statistic : Chi-Squared = 188.79 using 59 PHA bins. Reduced chi-squared = 3.3121 for 57 degrees of freedom Null hypothesis probability = 5.057588e-16 Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 152.816 0.575833 -2 14.6209 37.2786 136.189 0.446791 -3 47.5309 9.20621 92.5462 1.0263 0 196.869 11.2392 77.4733 1.17204 -1 199.094 16.3910 76.9721 0.277576 -2 199.337 16.9126 76.9687 0.187047 -3 199.360 16.9150 ============================== Variances and Principal Axes 1 2 3.7359E+04| -1.0000 0.0012 2.8721E+00| -0.0012 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 3.736e+04 -4.550e+01 -4.550e+01 2.928e+00 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.360 +/- 193.286 2 1 bremss norm 16.9150 +/- 1.71100 ________________________________________________________________________ Fit statistic : Chi-Squared = 76.97 using 59 PHA bins. Test statistic : Chi-Squared = 76.97 using 59 PHA bins. Reduced chi-squared = 1.350 for 57 degrees of freedom Null hypothesis probability = 4.017079e-02 XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 76.57 0.0124043 0 199.362 17.9762 ============================== Variances and Principal Axes 1 2 3.3622E+04| -1.0000 0.0013 2.8721E+00| -0.0013 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 3.362e+04 -4.313e+01 -4.313e+01 2.927e+00 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.362 +/- 183.363 2 1 bremss norm 17.9762 +/- 1.71097 ________________________________________________________________________ Fit statistic : Chi-Squared = 76.57 using 59 PHA bins. Test statistic : Chi-Squared = 76.57 using 59 PHA bins. Reduced chi-squared = 1.343 for 57 degrees of freedom Null hypothesis probability = 4.289409e-02 XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 76.5699 0.0123954 0 199.363 17.9762 ============================== Variances and Principal Axes 1 2 3.3671E+04| -1.0000 0.0013 2.8721E+00| -0.0013 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 3.367e+04 -4.317e+01 -4.317e+01 2.927e+00 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 183.496 2 1 bremss norm 17.9762 +/- 1.71097 ________________________________________________________________________ Fit statistic : Chi-Squared = 76.57 using 59 PHA bins. Test statistic : Chi-Squared = 76.57 using 59 PHA bins. Reduced chi-squared = 1.343 for 57 degrees of freedom Null hypothesis probability = 4.289458e-02 XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.9.0n Wed Jun 1 17:55:36 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: sw00682059000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: sw00682059000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00682059000b_avg.pha Net count rate (cts/s) for Spectrum:1 5.640e-01 +/- 4.843e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 0.356 sec Using fit statistic: chi Using test statistic: chi Using Response (RMF) File sw00682059000b_avg.rsp for Source 1 Spectral data counts: 0.200801 Model predicted rate: 0.479519 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 +/- 183.496 2 1 bremss norm 17.9762 +/- 1.71097 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared = 76.57 using 59 PHA bins. Test statistic : Chi-Squared = 76.57 using 59 PHA bins. Reduced chi-squared = 1.343 for 57 degrees of freedom Null hypothesis probability = 4.289458e-02 Weighting method: standard XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 1.4385 photons (4.4762e-08 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.000 - 1.656 (0.000 - 5.154e-08) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 1.5188 photons (8.6107e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.000 - 1.725 (0.000 - 9.778e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 1.4012 photons (1.8885e-07 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.000 - 1.594 (0.000 - 2.148e-07) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 4.3586 photons (3.1972e-07 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.000 - 4.883 (0.000 - 3.575e-07) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 76.5224 0.0101059 0 200.000 17.9783 76.5224 0.00321708 0 200.000 17.9829 76.5224 0.00938807 2 200.000 17.9829 ============================== Variances and Principal Axes 1 2 5.9005E+04| -1.0000 0.0010 2.8717E+00| -0.0010 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 5.900e+04 -5.636e+01 -5.636e+01 2.926e+00 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 242.909 2 1 bremss norm 17.9829 +/- 1.71042 ________________________________________________________________________ Fit statistic : Chi-Squared = 76.52 using 59 PHA bins. Test statistic : Chi-Squared = 76.52 using 59 PHA bins. Reduced chi-squared = 1.342 for 57 degrees of freedom Null hypothesis probability = 4.322940e-02 ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 0.0474057 *** 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. 1 168.563 0 (-31.4371,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 15.1999 20.7752 (-2.78762,2.78762) 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 (-31.4371 -200) Norm : 17.9829 (-2.78762 2.78762) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 76.52 using 59 PHA bins. # Reduced chi-squared = 1.342 for 57 degrees of freedom # Null hypothesis probability = 4.322940e-02 Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 1.594e-08 9.174e-09 25- 50 3.065e-08 1.740e-08 50-150 6.723e-08 3.823e-08 15-150 1.138e-07 6.364e-08