XSPEC version: 12.9.0n Build Date/Time: Thu May 12 09:56:58 2016 XSPEC12>query no XSPEC12>data 1:1 sw00682269000b_avg.pha 1 spectrum in use Spectral Data File: sw00682269000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 1.280e-02 +/- 1.462e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 128 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 sw00682269000b_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 = 175.14 using 59 PHA bins. Test statistic : Chi-Squared = 175.14 using 59 PHA bins. Reduced chi-squared = 3.0726 for 57 degrees of freedom Null hypothesis probability = 6.105431e-14 Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 148.164 0.528793 -3 13.6414 1.44048 148.133 3.61088 1 13.7515 1.43820 147.809 3.78502 0 13.7602 1.41590 145.85 3.45914 0 14.2620 1.26710 145.255 2.10901 -1 20.3057 0.467041 117.376 14.6235 -2 74.1279 0.226485 109.138 55.0472 -3 198.348 0.188072 74.1442 77.031 -4 199.288 0.384227 74.1214 12.0486 -5 199.349 0.384638 74.1197 11.9123 -6 199.363 0.384660 ============================== Variances and Principal Axes 1 2 3.6791E+04| -1.0000 0.0001 1.5085E-03| -0.0001 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 3.679e+04 -2.398e+00 -2.398e+00 1.665e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 191.810 2 1 bremss norm 0.384660 +/- 4.08028E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 74.12 using 59 PHA bins. Test statistic : Chi-Squared = 74.12 using 59 PHA bins. Reduced chi-squared = 1.300 for 57 degrees of freedom Null hypothesis probability = 6.334627e-02 XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 73.2645 0.00814336 5 199.363 0.420577 ============================== Variances and Principal Axes 1 2 3.1105E+04| -1.0000 0.0001 1.5085E-03| -0.0001 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 3.111e+04 -2.205e+00 -2.205e+00 1.665e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 176.367 2 1 bremss norm 0.420577 +/- 4.08018E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 73.26 using 59 PHA bins. Test statistic : Chi-Squared = 73.26 using 59 PHA bins. Reduced chi-squared = 1.285 for 57 degrees of freedom Null hypothesis probability = 7.218270e-02 XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 73.2645 0.00814336 6 199.363 0.420577 ============================== Variances and Principal Axes 1 2 3.1105E+04| -1.0000 0.0001 1.5085E-03| -0.0001 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 3.111e+04 -2.205e+00 -2.205e+00 1.665e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 176.367 2 1 bremss norm 0.420577 +/- 4.08018E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 73.26 using 59 PHA bins. Test statistic : Chi-Squared = 73.26 using 59 PHA bins. Reduced chi-squared = 1.285 for 57 degrees of freedom Null hypothesis probability = 7.218270e-02 XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.9.0n Fri Jun 3 17:23:15 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: sw00682269000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: sw00682269000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00682269000b_avg.pha Net count rate (cts/s) for Spectrum:1 1.244e-02 +/- 1.153e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 128 sec Using fit statistic: chi Using test statistic: chi Using Response (RMF) File sw00682269000b_avg.rsp for Source 1 Spectral data counts: 1.59229 Model predicted rate: 1.20718E-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 199.363 +/- 176.367 2 1 bremss norm 0.420577 +/- 4.08018E-02 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared = 73.26 using 59 PHA bins. Test statistic : Chi-Squared = 73.26 using 59 PHA bins. Reduced chi-squared = 1.285 for 57 degrees of freedom Null hypothesis probability = 7.218270e-02 Weighting method: standard XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.033656 photons (1.0473e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.000 - 0.03847 (0.000 - 1.197e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.035535 photons (2.0146e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.000 - 0.03990 (0.000 - 2.260e-09) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.032784 photons (4.4183e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.000 - 0.03624 (0.000 - 4.885e-09) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.10197 photons (7.4802e-09 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.000 - 0.1146 (0.000 - 8.385e-09) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 73.2334 0.00665398 0 200.000 0.420302 73.2334 0.0881288 2 200.000 0.420302 ============================== Variances and Principal Axes 1 2 5.4501E+04| -1.0000 0.0001 1.5080E-03| -0.0001 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 5.450e+04 -2.901e+00 -2.901e+00 1.662e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 233.455 2 1 bremss norm 0.420302 +/- 4.07735E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 73.23 using 59 PHA bins. Test statistic : Chi-Squared = 73.23 using 59 PHA bins. Reduced chi-squared = 1.285 for 57 degrees of freedom Null hypothesis probability = 7.252248e-02 ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 0.0311136 *** 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. 1 157 0 (-42.9996,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 0.356686 0.484448 (-0.0638807,0.0638807) 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 (-42.9996 -200) Norm : 0.420302 (-0.0638807 0.0638807) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 73.23 using 59 PHA bins. # Reduced chi-squared = 1.285 for 57 degrees of freedom # Null hypothesis probability = 7.252248e-02 Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 1.341e-07 7.661e-08 25- 50 2.579e-07 1.446e-07 50-150 5.655e-07 3.126e-07 15-150 9.575e-07 5.366e-07