XSPEC version: 12.9.0i Build Date/Time: Tue Feb 9 12:39:18 2016 [?1034hXSPEC12>query no XSPEC12>data 1:1 sw00678929000b_avg.pha 1 spectrum in use Spectral Data File: sw00678929000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 1.969e-02 +/- 1.758e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 50.26 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 sw00678929000b_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 = 229.65 using 59 PHA bins. Test statistic : Chi-Squared = 229.65 using 59 PHA bins. Reduced chi-squared = 4.0290 for 57 degrees of freedom Null hypothesis probability = 1.384596e-22 Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 187.358 1.20481 -3 17.0177 0.661831 179.038 15.9448 -4 74.5253 0.176757 101.269 82.5745 -5 198.993 0.381901 80.3707 50.3389 -6 199.279 0.566056 80.3654 6.36553 -7 199.348 0.566153 ============================== Variances and Principal Axes 1 2 2.2820E+04| -1.0000 0.0001 2.0938E-03| -0.0001 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 2.282e+04 -2.025e+00 -2.025e+00 2.274e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.348 +/- 151.062 2 1 bremss norm 0.566153 +/- 4.76815E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 80.37 using 59 PHA bins. Test statistic : Chi-Squared = 80.37 using 59 PHA bins. Reduced chi-squared = 1.410 for 57 degrees of freedom Null hypothesis probability = 2.243582e-02 XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 80.0282 0.00668747 0 199.358 0.592507 ============================== Variances and Principal Axes 1 2 2.1930E+04| -1.0000 0.0001 2.0938E-03| -0.0001 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 2.193e+04 -1.984e+00 -1.984e+00 2.273e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.358 +/- 148.089 2 1 bremss norm 0.592507 +/- 4.76784E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 80.03 using 59 PHA bins. Test statistic : Chi-Squared = 80.03 using 59 PHA bins. Reduced chi-squared = 1.404 for 57 degrees of freedom Null hypothesis probability = 2.381540e-02 XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 80.028 0.00666119 0 199.363 0.592506 ============================== Variances and Principal Axes 1 2 2.2101E+04| -1.0000 0.0001 2.0938E-03| -0.0001 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 2.210e+04 -1.991e+00 -1.991e+00 2.273e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 148.665 2 1 bremss norm 0.592506 +/- 4.76781E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 80.03 using 59 PHA bins. Test statistic : Chi-Squared = 80.03 using 59 PHA bins. Reduced chi-squared = 1.404 for 57 degrees of freedom Null hypothesis probability = 2.381622e-02 XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.9.0i Mon Mar 28 14:48:06 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: sw00678929000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: sw00678929000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00678929000b_avg.pha Net count rate (cts/s) for Spectrum:1 1.856e-02 +/- 1.433e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 50.26 sec Using fit statistic: chi Using test statistic: chi Using Response (RMF) File sw00678929000b_avg.rsp for Source 1 Spectral data counts: 0.932583 Model predicted rate: 1.80597E-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 +/- 148.665 2 1 bremss norm 0.592506 +/- 4.76781E-02 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared = 80.03 using 59 PHA bins. Test statistic : Chi-Squared = 80.03 using 59 PHA bins. Reduced chi-squared = 1.404 for 57 degrees of freedom Null hypothesis probability = 2.381622e-02 Weighting method: standard XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.047415 photons (1.4754e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.000 - 0.05378 (0.000 - 1.671e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.050061 photons (2.8381e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.000 - 0.05624 (0.000 - 3.189e-09) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.046186 photons (6.2245e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.000 - 0.05090 (0.000 - 6.860e-09) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.14366 photons (1.0538e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.000 - 0.1589 (0.000 - 1.164e-08) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 80.0025 0.00548208 0 200.000 0.592479 80.0025 0.0455593 2 200.000 0.592479 ============================== Variances and Principal Axes 1 2 3.8856E+04| -1.0000 0.0001 2.0932E-03| -0.0001 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 3.886e+04 -2.623e+00 -2.623e+00 2.270e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 197.119 2 1 bremss norm 0.592479 +/- 4.76466E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 80.00 using 59 PHA bins. Test statistic : Chi-Squared = 80.00 using 59 PHA bins. Reduced chi-squared = 1.404 for 57 degrees of freedom Null hypothesis probability = 2.392327e-02 ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 0.0254078 *** 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. 1 151.993 0 (-48.0066,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 0.517409 0.667929 (-0.0752603,0.0752603) 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 (-48.0066 -200) Norm : 0.592479 (-0.0752603 0.0752603) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 80.00 using 59 PHA bins. # Reduced chi-squared = 1.404 for 57 degrees of freedom # Null hypothesis probability = 2.392327e-02 Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 7.415e-08 4.199e-08 25- 50 1.426e-07 8.014e-08 50-150 3.128e-07 1.724e-07 15-150 5.296e-07 2.925e-07