XSPEC version: 12.13.1 Build Date/Time: Thu Jul 20 16:52:54 2023 XSPEC12>query no XSPEC12>data 1:1 sw01201696000b_avg.pha 1 spectrum in use Spectral Data File: sw01201696000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 2.363e-01 +/- 2.019e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 8.048 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 sw01201696000b_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 264.68 using 59 bins. Test statistic : Chi-Squared 264.68 using 59 bins. Null hypothesis probability of 1.64e-28 with 57 degrees of freedom Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 178.145 1.08556 -3 24.2758 11.0301 140.684 0.892943 -4 97.6562 3.88472 105.942 5.67693 -5 198.715 4.57253 68.4825 5.35115 -6 199.358 7.54664 68.4608 0.937043 -7 199.362 7.55237 68.4608 0.928532 -8 199.363 7.55233 ============================== Variances and Principal Axes 1 2 3.3675E-01| 0.0010 1.0000 2.0761E+04| 1.0000 -0.0010 ------------------------------ ======================== Covariance Matrix 1 2 2.076e+04 -2.165e+01 -2.165e+01 3.593e-01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 144.085 2 1 bremss norm 7.55233 +/- 0.599439 ________________________________________________________________________ Fit statistic : Chi-Squared 68.46 using 59 bins. Test statistic : Chi-Squared 68.46 using 59 bins. Null hypothesis probability of 1.42e-01 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 67.2996 0.0156259 1 199.363 8.17759 ============================== Variances and Principal Axes 1 2 3.3675E-01| 0.0011 1.0000 1.7733E+04| 1.0000 -0.0011 ------------------------------ ======================== Covariance Matrix 1 2 1.773e+04 -2.001e+01 -2.001e+01 3.593e-01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 133.164 2 1 bremss norm 8.17759 +/- 0.599435 ________________________________________________________________________ Fit statistic : Chi-Squared 67.30 using 59 bins. Test statistic : Chi-Squared 67.30 using 59 bins. Null hypothesis probability of 1.65e-01 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 67.2996 0.0156258 3 199.363 8.17765 ============================== Variances and Principal Axes 1 2 3.3675E-01| 0.0011 1.0000 1.7733E+04| 1.0000 -0.0011 ------------------------------ ======================== Covariance Matrix 1 2 1.773e+04 -2.000e+01 -2.000e+01 3.593e-01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 133.164 2 1 bremss norm 8.17765 +/- 0.599431 ________________________________________________________________________ Fit statistic : Chi-Squared 67.30 using 59 bins. Test statistic : Chi-Squared 67.30 using 59 bins. Null hypothesis probability of 1.65e-01 with 57 degrees of freedom XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.13.1 Tue Dec 26 16:58:29 2023 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: sw01201696000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1201696/remake_spec_cflux/spec_T100/sw01201696000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw01201696000b_avg.pha Net count rate (cts/s) for Spectrum:1 2.275e-01 +/- 1.631e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 8.048 sec Using fit statistic: chi Using Response (RMF) File sw01201696000b_avg.rsp for Source 1 Spectral data counts: 1.83094 Model predicted rate: 0.225123 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 +/- 133.164 2 1 bremss norm 8.17765 +/- 0.599431 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 67.30 using 59 bins. Test statistic : Chi-Squared 67.30 using 59 bins. Null hypothesis probability of 1.65e-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 0.65441 photons (2.0363e-08 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.000 - 0.7308 (0.000 - 2.270e-08) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.69093 photons (3.9171e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.000 - 0.7609 (0.000 - 4.314e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.63744 photons (8.591e-08 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.000 - 0.7023 (0.000 - 9.466e-08) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 1.9828 photons (1.4544e-07 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.000 - 2.191 (0.000 - 1.607e-07) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) ***Warning: Number of trials exceeded before convergence. Current trial values 102.857, 102.202 and delta statistic 2.21461, 2.92546 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 67.2399 0.012987 0 200.000 8.17295 67.2398 0.0144843 0 200.000 8.17539 67.2398 0.0123344 2 200.000 8.17539 ============================== Variances and Principal Axes 1 2 3.3666E-01| 0.0008 1.0000 3.1045E+04| 1.0000 -0.0008 ------------------------------ ======================== Covariance Matrix 1 2 3.105e+04 -2.629e+01 -2.629e+01 3.589e-01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 176.197 2 1 bremss norm 8.17539 +/- 0.599099 ________________________________________________________________________ Fit statistic : Chi-Squared 67.24 using 59 bins. Test statistic : Chi-Squared 67.24 using 59 bins. Null hypothesis probability of 1.66e-01 with 57 degrees of freedom ***Warning: New best fit found, fit parameters will be set to new values. ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 199.363, with delta statistic: 0.0597501 *** 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. 1 174.717 0 (-25.2834,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 7.22336 9.1323 (-0.954468,0.954468) 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 (-25.2834 -200) Norm : 8.17539 (-0.954468 0.954468) ------------------------------------------------------------ #Fit statistic : Chi-Squared 67.24 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 1.66e-01 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 1.639e-07 9.134e-08 25- 50 3.152e-07 1.736e-07 50-150 6.914e-07 3.809e-07 15-150 1.171e-06 6.467e-07