XSPEC version: 12.9.0n Build Date/Time: Thu May 12 09:56:58 2016 [?1034hXSPEC12>query no XSPEC12>data 1:1 sw00704155000b_avg.pha 1 spectrum in use Spectral Data File: sw00704155000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 7.436e-02 +/- 3.987e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 54.06 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 sw00704155000b_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 = 621.40 using 59 PHA bins. Test statistic : Chi-Squared = 621.40 using 59 PHA bins. Reduced chi-squared = 10.902 for 57 degrees of freedom Null hypothesis probability = 7.674235e-96 Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 509.576 3.60721 -3 18.7920 8.43216 400.39 18.153 -4 39.9439 1.21235 314.953 36.8229 -1 198.995 0.835121 96.0105 74.5844 -2 199.334 2.13135 95.4988 9.84098 -3 199.358 2.14467 95.495 9.17503 -3 199.363 2.14474 ============================== Variances and Principal Axes 1 2 7.6188E+03| -1.0000 0.0004 1.0009E-02| -0.0004 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 7.619e+03 -3.060e+00 -3.060e+00 1.124e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 87.2859 2 1 bremss norm 2.14474 +/- 0.106007 ________________________________________________________________________ Fit statistic : Chi-Squared = 95.50 using 59 PHA bins. Test statistic : Chi-Squared = 95.50 using 59 PHA bins. Reduced chi-squared = 1.675 for 57 degrees of freedom Null hypothesis probability = 1.059075e-03 XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 92.1275 0.0325353 1 199.363 2.32832 ============================== Variances and Principal Axes 1 2 6.4929E+03| -1.0000 0.0004 1.0009E-02| -0.0004 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 6.493e+03 -2.825e+00 -2.825e+00 1.124e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 80.5786 2 1 bremss norm 2.32832 +/- 0.106007 ________________________________________________________________________ Fit statistic : Chi-Squared = 92.13 using 59 PHA bins. Test statistic : Chi-Squared = 92.13 using 59 PHA bins. Reduced chi-squared = 1.616 for 57 degrees of freedom Null hypothesis probability = 2.216717e-03 XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 92.1275 0.0325346 1 199.363 2.32832 ============================== Variances and Principal Axes 1 2 6.4932E+03| -1.0000 0.0004 1.0009E-02| -0.0004 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 6.493e+03 -2.825e+00 -2.825e+00 1.124e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 80.5801 2 1 bremss norm 2.32832 +/- 0.106007 ________________________________________________________________________ Fit statistic : Chi-Squared = 92.13 using 59 PHA bins. Test statistic : Chi-Squared = 92.13 using 59 PHA bins. Reduced chi-squared = 1.616 for 57 degrees of freedom Null hypothesis probability = 2.216720e-03 XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.9.0n Sun Jul 31 21:46:38 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: sw00704155000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: sw00704155000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00704155000b_avg.pha Net count rate (cts/s) for Spectrum:1 6.886e-02 +/- 3.014e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 54.06 sec Using fit statistic: chi Using test statistic: chi Using Response (RMF) File sw00704155000b_avg.rsp for Source 1 Spectral data counts: 3.72292 Model predicted rate: 6.78865E-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 +/- 80.5801 2 1 bremss norm 2.32832 +/- 0.106007 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared = 92.13 using 59 PHA bins. Test statistic : Chi-Squared = 92.13 using 59 PHA bins. Reduced chi-squared = 1.616 for 57 degrees of freedom Null hypothesis probability = 2.216720e-03 Weighting method: standard XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.18632 photons (5.7977e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.1712 - 0.2015 (5.328e-09 - 6.269e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.19672 photons (1.1153e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.1607 - 0.2093 (8.920e-09 - 1.186e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.18149 photons (2.446e-08 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.07211 - 0.1925 (8.624e-09 - 2.593e-08) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.56453 photons (4.141e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.4323 - 0.6034 (2.467e-08 - 4.422e-08) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 92.0032 0.0279621 0 200.000 2.32690 92.0031 0.128854 0 200.000 2.32755 92.0031 0.0404982 2 200.000 2.32755 ============================== Variances and Principal Axes 1 2 1.1370E+04| -1.0000 0.0003 1.0005E-02| -0.0003 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.137e+04 -3.718e+00 -3.718e+00 1.122e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 106.629 2 1 bremss norm 2.32755 +/- 0.105929 ________________________________________________________________________ Fit statistic : Chi-Squared = 92.00 using 59 PHA bins. Test statistic : Chi-Squared = 92.00 using 59 PHA bins. Reduced chi-squared = 1.614 for 57 degrees of freedom Null hypothesis probability = 2.276692e-03 ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 0.12445 *** 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. 1 186.576 0 (-13.4238,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 2.16365 2.49273 (-0.164542,0.164542) 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 (-13.4238 -200) Norm : 2.32755 (-0.164542 0.164542) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 92.00 using 59 PHA bins. # Reduced chi-squared = 1.614 for 57 degrees of freedom # Null hypothesis probability = 2.276692e-03 Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 3.134e-07 2.544e-08 25- 50 6.029e-07 7.947e-08 50-150 1.322e-06 4.678e-07 15-150 2.239e-06 5.284e-07