XSPEC version: 12.13.1 Build Date/Time: Thu Jul 20 16:52:54 2023 [?1034hXSPEC12>query no XSPEC12>data 1:1 sw01129775000b_avg.pha 1 spectrum in use Spectral Data File: sw01129775000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 1.077e-01 +/- 5.325e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 32.98 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 sw01129775000b_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 1280.93 using 59 bins. Test statistic : Chi-Squared 1280.93 using 59 bins. Null hypothesis probability of 1.95e-230 with 57 degrees of freedom Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 930.817 9.23019 -3 19.4417 11.7490 823.54 27.1153 -4 42.8516 1.40631 523.313 69.3306 -1 197.396 1.35955 93.8216 106.876 -2 199.270 3.18734 92.8716 10.4166 -3 199.343 3.21101 92.8664 9.16524 -4 199.360 3.21101 ============================== Variances and Principal Axes 1 2 9.4683E-03| 0.0005 1.0000 3.4102E+03| 1.0000 -0.0005 ------------------------------ ======================== Covariance Matrix 1 2 3.410e+03 -1.851e+00 -1.851e+00 1.047e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.360 +/- 58.3970 2 1 bremss norm 3.21101 +/- 0.102336 ________________________________________________________________________ Fit statistic : Chi-Squared 92.87 using 59 bins. Test statistic : Chi-Squared 92.87 using 59 bins. Null hypothesis probability of 1.89e-03 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 89.6848 0.0491103 0 199.362 3.38326 ============================== Variances and Principal Axes 1 2 9.4682E-03| 0.0006 1.0000 3.1086E+03| 1.0000 -0.0006 ------------------------------ ======================== Covariance Matrix 1 2 3.109e+03 -1.767e+00 -1.767e+00 1.047e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.362 +/- 55.7547 2 1 bremss norm 3.38326 +/- 0.102335 ________________________________________________________________________ Fit statistic : Chi-Squared 89.68 using 59 bins. Test statistic : Chi-Squared 89.68 using 59 bins. Null hypothesis probability of 3.71e-03 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 89.6846 0.0490617 0 199.363 3.38326 ============================== Variances and Principal Axes 1 2 9.4682E-03| 0.0006 1.0000 3.1147E+03| 1.0000 -0.0006 ------------------------------ ======================== Covariance Matrix 1 2 3.115e+03 -1.768e+00 -1.768e+00 1.047e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 55.8091 2 1 bremss norm 3.38326 +/- 0.102333 ________________________________________________________________________ Fit statistic : Chi-Squared 89.68 using 59 bins. Test statistic : Chi-Squared 89.68 using 59 bins. Null hypothesis probability of 3.71e-03 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 Fri Nov 3 18:50:00 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: sw01129775000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1129775/remake_spec_cflux/spec_T100/sw01129775000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw01129775000b_avg.pha Net count rate (cts/s) for Spectrum:1 1.013e-01 +/- 3.093e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 32.98 sec Using fit statistic: chi Using Response (RMF) File sw01129775000b_avg.rsp for Source 1 Spectral data counts: 3.34185 Model predicted rate: 0.101769 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 +/- 55.8091 2 1 bremss norm 3.38326 +/- 0.102333 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 89.68 using 59 bins. Test statistic : Chi-Squared 89.68 using 59 bins. Null hypothesis probability of 3.71e-03 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 0.27074 photons (8.4246e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.2567 - 0.2869 (7.987e-09 - 8.927e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.28585 photons (1.6206e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.2711 - 0.2987 (1.534e-08 - 1.693e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.26372 photons (3.5543e-08 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.2453 - 0.2764 (3.307e-08 - 3.723e-08) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.82032 photons (6.0173e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.7702 - 0.8587 (5.603e-08 - 6.299e-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 89.497 0.0432286 0 200.000 3.38314 89.4969 0.121827 0 200.000 3.38371 89.4969 0.0478913 2 200.000 3.38371 ============================== Variances and Principal Axes 1 2 9.4652E-03| 0.0004 1.0000 5.4571E+03| 1.0000 -0.0004 ------------------------------ ======================== Covariance Matrix 1 2 5.457e+03 -2.327e+00 -2.327e+00 1.046e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 73.8724 2 1 bremss norm 3.38371 +/- 0.102260 ________________________________________________________________________ Fit statistic : Chi-Squared 89.50 using 59 bins. Test statistic : Chi-Squared 89.50 using 59 bins. Null hypothesis probability of 3.86e-03 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: 0.187434 *** 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. 1 190.738 0 (-9.26154,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 3.22425 3.54433 (-0.16004,0.16004) 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 (-9.26154 -200) Norm : 3.38371 (-0.16004 0.16004) ------------------------------------------------------------ #Fit statistic : Chi-Squared 89.50 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 3.86e-03 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 2.778e-07 1.550e-08 25- 50 5.345e-07 2.622e-08 50-150 1.172e-06 6.860e-08 15-150 1.985e-06 1.148e-07