XSPEC version: 12.13.1 Build Date/Time: Thu Jul 20 16:52:54 2023 XSPEC12>query no XSPEC12>data 1:1 sw01221183000b_avg.pha 1 spectrum in use Spectral Data File: sw01221183000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 3.321e-02 +/- 6.592e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 34.29 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 sw01221183000b_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 91.18 using 59 bins. Test statistic : Chi-Squared 91.18 using 59 bins. Null hypothesis probability of 2.71e-03 with 57 degrees of freedom Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 75.203 0.626744 -3 19.8801 3.42736 49.9847 6.32213 -4 34.2295 1.38547 47.4162 0.105432 -1 50.4548 0.949418 44.8696 3.4697 -2 85.9582 0.774398 42.6226 4.75526 -3 197.327 0.821744 42.5861 0.833823 0 192.050 0.814023 42.5757 0.441634 0 188.762 0.813118 42.5603 0.354912 0 182.670 0.812397 42.5427 0.225473 0 171.996 0.811948 42.5388 0.00417431 0 163.679 0.811965 ============================== Variances and Principal Axes 1 2 1.2416E-02| 0.0005 1.0000 1.5910E+04| 1.0000 -0.0005 ------------------------------ ======================== Covariance Matrix 1 2 1.591e+04 -8.100e+00 -8.100e+00 1.654e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 163.679 +/- 126.133 2 1 bremss norm 0.811965 +/- 0.128609 ________________________________________________________________________ Fit statistic : Chi-Squared 42.54 using 59 bins. Test statistic : Chi-Squared 42.54 using 59 bins. Null hypothesis probability of 9.23e-01 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 42.537 7.0597e-05 0 161.228 0.816517 ============================== Variances and Principal Axes 1 2 1.2558E-02| 0.0006 1.0000 1.3491E+04| 1.0000 -0.0006 ------------------------------ ======================== Covariance Matrix 1 2 1.349e+04 -8.165e+00 -8.165e+00 1.750e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 161.228 +/- 116.152 2 1 bremss norm 0.816517 +/- 0.132285 ________________________________________________________________________ Fit statistic : Chi-Squared 42.54 using 59 bins. Test statistic : Chi-Squared 42.54 using 59 bins. Null hypothesis probability of 9.23e-01 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 42.5368 5.48371e-06 5 161.228 0.818034 ============================== Variances and Principal Axes 1 2 1.2604E-02| 0.0006 1.0000 1.2832E+04| 1.0000 -0.0006 ------------------------------ ======================== Covariance Matrix 1 2 1.283e+04 -8.170e+00 -8.170e+00 1.781e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 161.228 +/- 113.279 2 1 bremss norm 0.818034 +/- 0.133437 ________________________________________________________________________ Fit statistic : Chi-Squared 42.54 using 59 bins. Test statistic : Chi-Squared 42.54 using 59 bins. Null hypothesis probability of 9.23e-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 Sat Oct 19 18:31:33 2024 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/release6.32/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: sw01221183000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1221183/remake_spec_cflux/spec_T100/sw01221183000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw01221183000b_avg.pha Net count rate (cts/s) for Spectrum:1 2.378e-02 +/- 3.185e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 34.29 sec Using fit statistic: chi Using Response (RMF) File sw01221183000b_avg.rsp for Source 1 Spectral data counts: 0.81539 Model predicted rate: 2.27116E-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 161.228 +/- 113.279 2 1 bremss norm 0.818034 +/- 0.133437 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 42.54 using 59 bins. Test statistic : Chi-Squared 42.54 using 59 bins. Null hypothesis probability of 9.23e-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 0.067128 photons (2.0873e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.000 - 0.07606 (0.000 - 2.367e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.06909 photons (3.9086e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.000 - 0.07732 (0.000 - 4.358e-09) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.059599 photons (7.942e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.000 - 0.07014 (0.000 - 9.452e-09) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.19582 photons (1.3938e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.000 - 0.2223 (0.000 - 1.631e-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: 200, with delta statistic: 0.058719 *** Parameter upper bound is INVALID. 1 57.7212 0 (-103.507,-161.228) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 0.621942 1.14517 (-0.196091,0.327136) 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] : 161.228 (-103.507 -161.228) Norm : 0.818034 (-0.196091 0.327136) ------------------------------------------------------------ #Fit statistic : Chi-Squared 42.54 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 9.23e-01 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 7.157e-08 4.058e-08 25- 50 1.340e-07 7.472e-08 50-150 2.723e-07 1.621e-07 15-150 4.779e-07 2.796e-07