XSPEC version: 12.9.1 Build Date/Time: Wed Apr 5 16:20:24 2017 XSPEC12>query no XSPEC12>data 1:1 sw00761119000b_avg.pha 1 spectrum in use Spectral Data File: sw00761119000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 3.430e-02 +/- 5.428e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 36.62 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 sw00761119000b_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 = 124.18 using 59 PHA bins. Test statistic : Chi-Squared = 124.18 using 59 PHA bins. Reduced chi-squared = 2.1787 for 57 degrees of freedom Null hypothesis probability = 6.742188e-07 Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 84.9097 0.941505 -3 16.7799 1.99767 64.1342 3.79242 -1 34.3519 1.47013 53.8557 5.68922 -2 66.1585 1.26074 49.4869 5.47141 -3 83.6392 1.48638 49.4825 0.131239 -4 85.2474 1.48438 ============================== Variances and Principal Axes 1 2 1.1937E+03| -1.0000 0.0058 2.8068E-02| -0.0058 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.194e+03 -6.958e+00 -6.958e+00 6.863e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 85.2474 +/- 34.5496 2 1 bremss norm 1.48438 +/- 0.261978 ________________________________________________________________________ Fit statistic : Chi-Squared = 49.48 using 59 PHA bins. Test statistic : Chi-Squared = 49.48 using 59 PHA bins. Reduced chi-squared = 0.8681 for 57 degrees of freedom Null hypothesis probability = 7.499874e-01 XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 49.4824 0.000100447 -3 85.4981 1.48317 ============================== Variances and Principal Axes 1 2 1.2528E+03| -1.0000 0.0056 2.7723E-02| -0.0056 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.253e+03 -7.001e+00 -7.001e+00 6.685e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 85.4981 +/- 35.3941 2 1 bremss norm 1.48317 +/- 0.258562 ________________________________________________________________________ Fit statistic : Chi-Squared = 49.48 using 59 PHA bins. Test statistic : Chi-Squared = 49.48 using 59 PHA bins. Reduced chi-squared = 0.8681 for 57 degrees of freedom Null hypothesis probability = 7.499894e-01 XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 49.4824 1.53019e-05 -2 85.5354 1.48297 ============================== Variances and Principal Axes 1 2 1.2641E+03| -1.0000 0.0055 2.7671E-02| -0.0055 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.264e+03 -7.014e+00 -7.014e+00 6.659e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 85.5354 +/- 35.5537 2 1 bremss norm 1.48297 +/- 0.258041 ________________________________________________________________________ Fit statistic : Chi-Squared = 49.48 using 59 PHA bins. Test statistic : Chi-Squared = 49.48 using 59 PHA bins. Reduced chi-squared = 0.8681 for 57 degrees of freedom Null hypothesis probability = 7.499895e-01 XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.9.1 Wed Aug 2 18:50:46 2017 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/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: sw00761119000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: sw00761119000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00761119000b_avg.pha Net count rate (cts/s) for Spectrum:1 3.694e-02 +/- 4.204e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 36.62 sec Using fit statistic: chi Using test statistic: chi Using Response (RMF) File sw00761119000b_avg.rsp for Source 1 Spectral data counts: 1.35289 Model predicted rate: 3.58832E-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 85.5354 +/- 35.5537 2 1 bremss norm 1.48297 +/- 0.258041 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared = 49.48 using 59 PHA bins. Test statistic : Chi-Squared = 49.48 using 59 PHA bins. Reduced chi-squared = 0.8681 for 57 degrees of freedom Null hypothesis probability = 7.499895e-01 Weighting method: standard XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.12459 photons (3.8621e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.07580 - 0.1452 (2.359e-09 - 4.495e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.11521 photons (6.4583e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.07211 - 0.1316 (3.994e-09 - 7.410e-09) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.07501 photons (9.5254e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.02351 - 0.1106 (2.613e-09 - 1.488e-08) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.31481 photons (1.9846e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.1599 - 0.3679 (8.498e-09 - 2.625e-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: 3.06633e+07, with delta statistic: 2.2111 *** Parameter upper bound is INVALID. 1 44.6918 0 (-40.8452,-85.537) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 1.11867 2.02887 (-0.364294,0.545907) 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] : 85.5354 (-40.8452 -85.537) Norm : 1.48297 (-0.364294 0.545907) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 49.48 using 59 PHA bins. # Reduced chi-squared = 0.8681 for 57 degrees of freedom # Null hypothesis probability = 7.499895e-01 Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 1.414e-07 3.911e-08 25- 50 2.365e-07 6.255e-08 50-150 3.488e-07 2.246e-07 15-150 7.268e-07 3.250e-07