XSPEC version: 12.9.0i Build Date/Time: Tue Feb 9 12:39:18 2016 [?1034hXSPEC12>query no XSPEC12>data 1:1 sw00676423000b_avg.pha 1 spectrum in use Spectral Data File: sw00676423000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 1.803e-02 +/- 1.031e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 336.4 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 sw00676423000b_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 = 748.47 using 59 PHA bins. Test statistic : Chi-Squared = 748.47 using 59 PHA bins. Reduced chi-squared = 13.131 for 57 degrees of freedom Null hypothesis probability = 3.212882e-121 Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 495.474 7.01499 -3 20.1252 1.92561 322.545 99.6486 -4 42.4756 0.410563 319.031 198.745 -3 198.366 0.224473 53.0097 415.303 -4 194.269 0.546372 52.9903 1.23473 -5 187.835 0.546478 52.9903 0.253493 -2 189.757 0.546466 ============================== Variances and Principal Axes 1 2 1.6816E+03| -1.0000 0.0002 3.8831E-04| -0.0002 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.682e+03 -3.540e-01 -3.540e-01 4.628e-04 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 189.757 +/- 41.0068 2 1 bremss norm 0.546466 +/- 2.15137E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 52.99 using 59 PHA bins. Test statistic : Chi-Squared = 52.99 using 59 PHA bins. Reduced chi-squared = 0.9297 for 57 degrees of freedom Null hypothesis probability = 6.262211e-01 XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 52.9901 0.000294314 -1 188.038 0.546445 ============================== Variances and Principal Axes 1 2 1.7386E+03| -1.0000 0.0002 3.8775E-04| -0.0002 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.739e+03 -3.493e-01 -3.493e-01 4.579e-04 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 188.038 +/- 41.6966 2 1 bremss norm 0.546445 +/- 2.13988E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 52.99 using 59 PHA bins. Test statistic : Chi-Squared = 52.99 using 59 PHA bins. Reduced chi-squared = 0.9297 for 57 degrees of freedom Null hypothesis probability = 6.262292e-01 XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 52.99 0.000234719 -1 189.410 0.546500 ============================== Variances and Principal Axes 1 2 1.6865E+03| -1.0000 0.0002 3.8825E-04| -0.0002 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.686e+03 -3.534e-01 -3.534e-01 4.623e-04 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 189.410 +/- 41.0665 2 1 bremss norm 0.546500 +/- 2.15011E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 52.99 using 59 PHA bins. Test statistic : Chi-Squared = 52.99 using 59 PHA bins. Reduced chi-squared = 0.9296 for 57 degrees of freedom Null hypothesis probability = 6.262348e-01 XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.9.0i Sun Mar 20 23:44:57 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: sw00676423000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: sw00676423000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00676423000b_avg.pha Net count rate (cts/s) for Spectrum:1 1.645e-02 +/- 6.308e-04 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 336.4 sec Using fit statistic: chi Using test statistic: chi Using Response (RMF) File sw00676423000b_avg.rsp for Source 1 Spectral data counts: 5.53335 Model predicted rate: 1.66711E-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 189.410 +/- 41.0665 2 1 bremss norm 0.546500 +/- 2.15011E-02 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared = 52.99 using 59 PHA bins. Test statistic : Chi-Squared = 52.99 using 59 PHA bins. Reduced chi-squared = 0.9296 for 57 degrees of freedom Null hypothesis probability = 6.262348e-01 Weighting method: standard XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.044027 photons (1.3698e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.03953 - 0.04769 (1.230e-09 - 1.479e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.046217 photons (2.6189e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.03189 - 0.04771 (1.753e-09 - 2.705e-09) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.041995 photons (5.6454e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.01129 - 0.04401 (1.300e-09 - 5.925e-09) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.13224 photons (9.634e-09 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.08024 - 0.1365 (4.074e-09 - 9.998e-09) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 3.54179e+07, with delta statistic: 0.070099 *** Parameter upper bound is INVALID. 1 137.798 0 (-50.4969,-188.295) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 0.512705 0.583191 (-0.0337865,0.0366989) 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] : 189.410 (-50.4969 -188.295) Norm : 0.546500 (-0.0337865 0.0366989) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 52.99 using 59 PHA bins. # Reduced chi-squared = 0.9296 for 57 degrees of freedom # Null hypothesis probability = 6.262348e-01 Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 4.608e-07 4.188e-08 25- 50 8.810e-07 1.601e-07 50-150 1.899e-06 7.779e-07 15-150 3.241e-06 9.964e-07