XSPEC version: 12.12.1 Build Date/Time: Tue Mar 15 11:46:30 2022 XSPEC12>query no XSPEC12>data 1:1 sw01004168000b_avg.pha 1 spectrum in use Spectral Data File: sw01004168000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 3.108e-01 +/- 1.231e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 9.744 sec Using fit statistic: chi No response loaded. ***Warning! One or more spectra are missing responses, and are not suitable for fit. XSPEC12>response 1 sw01004168000b_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 2017.18 using 59 bins. Test statistic : Chi-Squared 2017.18 using 59 bins. Null hypothesis probability of 0.00e+00 with 57 degrees of freedom Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 1116.65 17.8932 -2 14.7041 30.2309 609.218 14.9915 -3 41.7572 10.2644 386.302 17.7295 -1 90.9162 7.44810 122.739 28.5917 -2 198.673 8.45445 71.3465 15.8818 -3 199.144 9.83717 71.2928 2.65115 -4 199.273 9.83957 71.2784 2.62446 -5 199.326 9.83983 71.272 2.62044 -6 199.350 9.83994 ============================== Variances and Principal Axes 1 2 5.2283E-02| 0.0024 1.0000 1.8422E+03| 1.0000 -0.0024 ------------------------------ ======================== Covariance Matrix 1 2 1.842e+03 -4.484e+00 -4.484e+00 6.320e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.350 +/- 42.9210 2 1 bremss norm 9.83994 +/- 0.251392 ________________________________________________________________________ Fit statistic : Chi-Squared 71.27 using 59 bins. Test statistic : Chi-Squared 71.27 using 59 bins. Null hypothesis probability of 9.67e-02 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 69.8369 0.0310887 0 199.357 10.1119 ============================== Variances and Principal Axes 1 2 5.2282E-02| 0.0025 1.0000 1.7763E+03| 1.0000 -0.0025 ------------------------------ ======================== Covariance Matrix 1 2 1.776e+03 -4.402e+00 -4.402e+00 6.319e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.357 +/- 42.1462 2 1 bremss norm 10.1119 +/- 0.251381 ________________________________________________________________________ Fit statistic : Chi-Squared 69.84 using 59 bins. Test statistic : Chi-Squared 69.84 using 59 bins. Null hypothesis probability of 1.18e-01 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 69.8363 0.031005 0 199.361 10.1118 ============================== Variances and Principal Axes 1 2 5.2281E-02| 0.0025 1.0000 1.7856E+03| 1.0000 -0.0025 ------------------------------ ======================== Covariance Matrix 1 2 1.786e+03 -4.414e+00 -4.414e+00 6.319e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.361 +/- 42.2563 2 1 bremss norm 10.1118 +/- 0.251381 ________________________________________________________________________ Fit statistic : Chi-Squared 69.84 using 59 bins. Test statistic : Chi-Squared 69.84 using 59 bins. Null hypothesis probability of 1.18e-01 with 57 degrees of freedom XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.12.1 Sat Jul 30 07:26:16 2022 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 Using chain rule to calculate statistic derivatives (faster method). 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-pc-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: sw01004168000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1004168/remake_spec_cflux/spec_T100/sw01004168000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw01004168000b_avg.pha Net count rate (cts/s) for Spectrum:1 2.912e-01 +/- 7.438e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 9.744 sec Using fit statistic: chi Using Response (RMF) File sw01004168000b_avg.rsp for Source 1 Spectral data counts: 2.83713 Model predicted rate: 0.288859 Current model list: ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.361 +/- 42.2563 2 1 bremss norm 10.1118 +/- 0.251381 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 69.84 using 59 bins. Test statistic : Chi-Squared 69.84 using 59 bins. Null hypothesis probability of 1.18e-01 with 57 degrees of freedom Bayes is off XSPEC12>flux 15.0 25.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.80919 photons (2.5179e-08 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.7781 - 0.8419 (2.421e-08 - 2.620e-08) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.85435 photons (4.8436e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.8168 - 0.8873 (4.629e-08 - 5.030e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.78821 photons (1.0623e-07 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.7536 - 0.8204 (1.016e-07 - 1.106e-07) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 2.4518 photons (1.7984e-07 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 2.341 - 2.553 (1.718e-07 - 1.873e-07) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) renorm: no renormalization necessary Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 69.7814 0.027728 0 200.000 10.0540 69.7743 0.552502 0 200.000 10.0573 ============================== Variances and Principal Axes 1 2 5.2257E-02| 0.0018 1.0000 3.1772E+03| 1.0000 -0.0018 ------------------------------ ======================== Covariance Matrix 1 2 3.177e+03 -5.863e+00 -5.863e+00 6.308e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 56.3665 2 1 bremss norm 10.0573 +/- 0.251152 ________________________________________________________________________ Fit statistic : Chi-Squared 69.77 using 59 bins. Test statistic : Chi-Squared 69.77 using 59 bins. Null hypothesis probability of 1.19e-01 with 57 degrees of freedom ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 199.363, with delta statistic: 0.0614233 *** Parameter lower bound is INVALID. Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 69.7177 0.0231772 3 200.000 10.1117 69.7177 0.0231772 4 200.000 10.1117 ============================== Variances and Principal Axes 1 2 5.2257E-02| 0.0019 1.0000 3.1410E+03| 1.0000 -0.0019 ------------------------------ ======================== Covariance Matrix 1 2 3.141e+03 -5.830e+00 -5.830e+00 6.308e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 56.0450 2 1 bremss norm 10.1117 +/- 0.251152 ________________________________________________________________________ Fit statistic : Chi-Squared 69.72 using 59 bins. Test statistic : Chi-Squared 69.72 using 59 bins. Null hypothesis probability of 1.20e-01 with 57 degrees of freedom ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 199.363, with delta statistic: 0.117997 *** Parameter lower bound is INVALID. ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 4.26326e-14 *** Parameter upper bound is INVALID. 1 186.746 0 (-13.254,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 9.73563 10.4877 (-0.376043,0.376043) 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 (-13.254 -200) Norm : 10.1117 (-0.376043 0.376043) ------------------------------------------------------------ #Fit statistic : Chi-Squared 69.72 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 1.20e-01 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 2.453e-07 9.695e-09 25- 50 4.720e-07 1.954e-08 50-150 1.035e-06 4.385e-08 15-150 1.752e-06 7.552e-08