XSPEC version: 12.12.1 Build Date/Time: Tue Mar 15 11:46:30 2022 [?1034hXSPEC12>query no XSPEC12>data 1:1 sw01031636000b_avg.pha 1 spectrum in use Spectral Data File: sw01031636000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 2.426e-02 +/- 1.608e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 175.1 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 sw01031636000b_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 647.07 using 59 bins. Test statistic : Chi-Squared 647.07 using 59 bins. Null hypothesis probability of 6.21e-101 with 57 degrees of freedom Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 357.65 6.35999 -2 15.0280 2.00178 176.055 10.3818 -3 40.6348 0.879032 131.369 46.3269 -1 74.9421 0.627120 70.9727 94.7763 -2 198.845 0.608170 54.7164 70.9625 -3 199.295 0.714087 54.7105 5.64866 -4 199.357 0.714240 ============================== Variances and Principal Axes 1 2 8.1121E-04| 0.0001 1.0000 5.8431E+03| 1.0000 -0.0001 ------------------------------ ======================== Covariance Matrix 1 2 5.843e+03 -7.589e-01 -7.589e-01 9.098e-04 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.357 +/- 76.4402 2 1 bremss norm 0.714240 +/- 3.01624E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 54.71 using 59 bins. Test statistic : Chi-Squared 54.71 using 59 bins. Null hypothesis probability of 5.61e-01 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 54.6105 0.00586663 0 199.361 0.723174 ============================== Variances and Principal Axes 1 2 8.1119E-04| 0.0001 1.0000 5.9701E+03| 1.0000 -0.0001 ------------------------------ ======================== Covariance Matrix 1 2 5.970e+03 -7.667e-01 -7.667e-01 9.096e-04 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.361 +/- 77.2665 2 1 bremss norm 0.723174 +/- 3.01604E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 54.61 using 59 bins. Test statistic : Chi-Squared 54.61 using 59 bins. Null hypothesis probability of 5.65e-01 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 54.6104 0.0058559 0 199.362 0.723174 ============================== Variances and Principal Axes 1 2 8.1118E-04| 0.0001 1.0000 5.9913E+03| 1.0000 -0.0001 ------------------------------ ======================== Covariance Matrix 1 2 5.991e+03 -7.680e-01 -7.680e-01 9.096e-04 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.362 +/- 77.4032 2 1 bremss norm 0.723174 +/- 3.01601E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 54.61 using 59 bins. Test statistic : Chi-Squared 54.61 using 59 bins. Null hypothesis probability of 5.65e-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 Sun Nov 13 11:50:38 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: sw01031636000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1031636/remake_spec_cflux/spec_T100/sw01031636000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw01031636000b_avg.pha Net count rate (cts/s) for Spectrum:1 2.255e-02 +/- 9.273e-04 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 175.1 sec Using fit statistic: chi Using Response (RMF) File sw01031636000b_avg.rsp for Source 1 Spectral data counts: 3.94826 Model predicted rate: 2.21082E-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 199.362 +/- 77.4032 2 1 bremss norm 0.723174 +/- 3.01601E-02 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 54.61 using 59 bins. Test statistic : Chi-Squared 54.61 using 59 bins. Null hypothesis probability of 5.65e-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 0.057871 photons (1.8008e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.05338 - 0.06215 (1.659e-09 - 1.931e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.061101 photons (3.464e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.05560 - 0.06544 (3.127e-09 - 3.710e-09) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.056371 photons (7.5972e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.03047 - 0.05990 (3.786e-09 - 8.073e-09) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.17534 photons (1.2862e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.1527 - 0.1858 (9.439e-09 - 1.363e-08) (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 54.593 0.00501178 0 200.000 0.721139 54.5925 1.22906 0 200.000 0.721253 ============================== Variances and Principal Axes 1 2 8.1091E-04| 0.0001 1.0000 1.0562E+04| 1.0000 -0.0001 ------------------------------ ======================== Covariance Matrix 1 2 1.056e+04 -1.014e+00 -1.014e+00 9.082e-04 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 102.772 2 1 bremss norm 0.721253 +/- 3.01368E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 54.59 using 59 bins. Test statistic : Chi-Squared 54.59 using 59 bins. Null hypothesis probability of 5.66e-01 with 57 degrees of freedom ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 199.363, with delta statistic: 0.0179343 *** Parameter lower bound is INVALID. ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 0 *** Parameter upper bound is INVALID. 1 157.495 0 (-42.5047,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 0.676288 0.769976 (-0.0468437,0.0468437) 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 (-42.5047 -200) Norm : 0.721253 (-0.0468437 0.0468437) ------------------------------------------------------------ #Fit statistic : Chi-Squared 54.59 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 5.66e-01 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 3.153e-07 2.381e-08 25- 50 6.065e-07 5.104e-08 50-150 1.330e-06 3.753e-07 15-150 2.252e-06 3.669e-07