XSPEC version: 12.9.0i Build Date/Time: Tue Feb 9 12:39:18 2016 [?1034hXSPEC12>query no XSPEC12>data 1:1 sw00675998000b_avg.pha 1 spectrum in use Spectral Data File: sw00675998000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 1.585e-02 +/- 1.657e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 164.4 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 sw00675998000b_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 = 184.12 using 59 PHA bins. Test statistic : Chi-Squared = 184.12 using 59 PHA bins. Reduced chi-squared = 3.2302 for 57 degrees of freedom Null hypothesis probability = 2.649363e-15 Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 129.126 1.20505 -2 14.9048 1.49547 87.0456 2.08184 -3 41.8114 0.597705 74.1557 18.4189 -1 83.9648 0.429749 57.8583 33.7424 -2 199.003 0.478058 56.4785 13.225 -3 198.908 0.530888 56.4785 0.162288 -4 198.811 0.530951 ============================== Variances and Principal Axes 1 2 1.6212E+04| -1.0000 0.0001 1.9726E-03| -0.0001 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.621e+04 -2.391e+00 -2.391e+00 2.325e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 198.811 +/- 127.328 2 1 bremss norm 0.530951 +/- 4.82212E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 56.48 using 59 PHA bins. Test statistic : Chi-Squared = 56.48 using 59 PHA bins. Reduced chi-squared = 0.9909 for 57 degrees of freedom Null hypothesis probability = 4.945967e-01 XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 56.4782 0.000147748 0 198.765 0.530417 ============================== Variances and Principal Axes 1 2 1.5252E+04| -1.0000 0.0002 1.9727E-03| -0.0002 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.525e+04 -2.321e+00 -2.321e+00 2.326e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 198.765 +/- 123.500 2 1 bremss norm 0.530417 +/- 4.82271E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 56.48 using 59 PHA bins. Test statistic : Chi-Squared = 56.48 using 59 PHA bins. Reduced chi-squared = 0.9908 for 57 degrees of freedom Null hypothesis probability = 4.946064e-01 XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 56.4782 0.00014794 0 198.717 0.530424 ============================== Variances and Principal Axes 1 2 1.4813E+04| -1.0000 0.0002 1.9728E-03| -0.0002 -1.0000 ------------------------------ ======================== Covariance Matrix 1 2 1.481e+04 -2.288e+00 -2.288e+00 2.326e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 198.717 +/- 121.707 2 1 bremss norm 0.530424 +/- 4.82300E-02 ________________________________________________________________________ Fit statistic : Chi-Squared = 56.48 using 59 PHA bins. Test statistic : Chi-Squared = 56.48 using 59 PHA bins. Reduced chi-squared = 0.9908 for 57 degrees of freedom Null hypothesis probability = 4.946078e-01 XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.9.0i Fri Mar 18 11:32:03 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: sw00675998000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: sw00675998000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw00675998000b_avg.pha Net count rate (cts/s) for Spectrum:1 1.482e-02 +/- 1.254e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 164.4 sec Using fit statistic: chi Using test statistic: chi Using Response (RMF) File sw00675998000b_avg.rsp for Source 1 Spectral data counts: 2.43645 Model predicted rate: 1.45580E-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 198.717 +/- 121.707 2 1 bremss norm 0.530424 +/- 4.82300E-02 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared = 56.48 using 59 PHA bins. Test statistic : Chi-Squared = 56.48 using 59 PHA bins. Reduced chi-squared = 0.9908 for 57 degrees of freedom Null hypothesis probability = 4.946078e-01 Weighting method: standard XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.042465 photons (1.3214e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.000 - 0.04807 (0.000 - 1.495e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.044819 photons (2.5409e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.000 - 0.05035 (0.000 - 2.853e-09) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.04131 photons (5.5666e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.000 - 0.04556 (0.000 - 6.139e-09) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.12859 photons (9.4288e-09 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.000 - 0.1405 (0.000 - 1.030e-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: 1.04966e+08, with delta statistic: 0.00107287 *** Parameter upper bound is INVALID. 1 101.778 0 (-96.8886,-198.666) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 0.457149 0.621695 (-0.0732895,0.091256) 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] : 198.717 (-96.8886 -198.666) Norm : 0.530424 (-0.0732895 0.091256) ------------------------------------------------------------ #Fit statistic : Chi-Squared = 56.48 using 59 PHA bins. # Reduced chi-squared = 0.9908 for 57 degrees of freedom # Null hypothesis probability = 4.946078e-01 Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 2.172e-07 1.229e-07 25- 50 4.177e-07 2.345e-07 50-150 9.151e-07 5.046e-07 15-150 1.550e-06 8.467e-07