XSPEC version: 12.9.0i Build Date/Time: Tue Feb 9 12:39:18 2016 [?1034hXSPEC12>query no XSPEC12>data 1:1 sw00664078000b_avg.pha 1 spectrum in use Spectral Data File: sw00664078000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 2.941e-02 +/- 2.861e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 30.8 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 sw00664078000b_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 = 268.94 using 59 PHA bins. Test statistic : Chi-Squared = 268.94 using 59 PHA bins. Reduced chi-squared = 4.7182 for 57 degrees of freedom Null hypothesis probability = 3.005574e-29 Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 182.732 2.7092 -3 20.1736 3.45078 76.8347 25.4626 -4 37.0983 1.24928 63.7955 8.85215 -1 60.4698 0.928152 51.3971 19.1312 -2 99.9920 0.879848 51.0231 12.3772 0 194.355 0.917306 49.4854 4.62531 0 157.050 0.914748 49.0935 1.52952 1 144.835 0.914647 48.8887 0.138336 1 135.703 0.914639 48.824 1.09549 1 130.694 0.914718 48.8075 1.84332 1 128.295 0.914849 ============================== Variances and Principal Axes 1 2 1.7574E+03| -1.0000 0.0011 3.5954E-03| -0.0011 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.757e+03 -1.963e+00 -1.963e+00 5.788e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 128.295 +/- 41.9211 2 1 bremss norm 0.914849 +/- 7.60817E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 48.81 using 59 PHA bins. Test statistic : Chi-Squared = 48.81 using 59 PHA bins. Reduced chi-squared = 0.8563 for 57 degrees of freedom Null hypothesis probability = 7.716258e-01 XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 48.6946 0.00369774 1 124.463 0.930842 48.6858 0.669899 1 122.775 0.930891 ============================== Variances and Principal Axes 1 2 1.4729E+03| -1.0000 0.0013 3.6545E-03| -0.0013 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.473e+03 -1.920e+00 -1.920e+00 6.157e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 122.775 +/- 38.3782 2 1 bremss norm 0.930891 +/- 7.84690E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 48.69 using 59 PHA bins. Test statistic : Chi-Squared = 48.69 using 59 PHA bins. Reduced chi-squared = 0.8541 for 57 degrees of freedom Null hypothesis probability = 7.754346e-01 XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 48.6599 0.00212211 1 120.835 0.938027 48.6576 0.370061 1 120.003 0.938055 ============================== Variances and Principal Axes 1 2 1.3327E+03| -1.0000 0.0014 3.6934E-03| -0.0014 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.333e+03 -1.897e+00 -1.897e+00 6.394e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 120.003 +/- 36.5060 2 1 bremss norm 0.938055 +/- 7.99608E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 48.66 using 59 PHA bins. Test statistic : Chi-Squared = 48.66 using 59 PHA bins. Reduced chi-squared = 0.8536 for 57 degrees of freedom Null hypothesis probability = 7.763112e-01 XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.9.0i Mon May 2 14:53:34 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: sw00664078000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: sw00664078000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00664078000b_avg.pha Net count rate (cts/s) for Spectrum:1 2.788e-02 +/- 1.827e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 30.8 sec Using fit statistic: chi Using test statistic: chi Using Response (RMF) File sw00664078000b_avg.rsp for Source 1 Spectral data counts: 0.858743 Model predicted rate: 2.72483E-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 120.003 +/- 36.5060 2 1 bremss norm 0.938055 +/- 7.99608E-02 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared = 48.66 using 59 PHA bins. Test statistic : Chi-Squared = 48.66 using 59 PHA bins. Reduced chi-squared = 0.8536 for 57 degrees of freedom Null hypothesis probability = 7.763112e-01 Weighting method: standard XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.078675 photons (2.4433e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.06467 - 0.08674 (2.012e-09 - 2.691e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.077552 photons (4.3711e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.04924 - 0.08339 (2.704e-09 - 4.709e-09) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.059688 photons (7.8008e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.02574 - 0.07669 (3.014e-09 - 1.033e-08) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.21592 photons (1.4615e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.1574 - 0.2369 (8.154e-09 - 1.727e-08) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 3.14846e+07, with delta statistic: 2.28304 *** Parameter upper bound is INVALID. 1 75.5056 0 (-43.4875,-118.993) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 0.823566 1.0986 (-0.119899,0.155135) 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] : 120.003 (-43.4875 -118.993) Norm : 0.938055 (-0.119899 0.155135) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 48.66 using 59 PHA bins. # Reduced chi-squared = 0.8536 for 57 degrees of freedom # Null hypothesis probability = 7.763112e-01 Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 7.525e-08 1.046e-08 25- 50 1.346e-07 3.088e-08 50-150 2.403e-07 1.127e-07 15-150 4.501e-07 1.404e-07