XSPEC version: 12.13.0c Build Date/Time: Mon Dec 19 16:03:51 2022 XSPEC12>query no XSPEC12>data 1:1 sw01121751000b_avg.pha 1 spectrum in use Spectral Data File: sw01121751000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 1.513e-01 +/- 9.336e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 13.21 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 sw01121751000b_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 1047.98 using 59 bins. Test statistic : Chi-Squared 1047.98 using 59 bins. Null hypothesis probability of 3.02e-182 with 57 degrees of freedom Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 581.624 8.76128 -2 14.7560 12.9992 312.217 7.26465 -3 41.7772 4.76909 223.772 17.6011 -1 89.9370 3.36287 94.8468 32.0791 -2 198.741 3.81611 64.7606 18.8594 -3 199.235 4.51820 64.7339 2.517 -4 199.360 4.51948 64.7321 2.48459 -5 199.363 4.51963 ============================== Variances and Principal Axes 1 2 2.1488E-02| 0.0008 1.0000 4.1156E+03| 1.0000 -0.0008 ------------------------------ ======================== Covariance Matrix 1 2 4.116e+03 -3.232e+00 -3.232e+00 2.403e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 64.1533 2 1 bremss norm 4.51963 +/- 0.155002 ________________________________________________________________________ Fit statistic : Chi-Squared 64.73 using 59 bins. Test statistic : Chi-Squared 64.73 using 59 bins. Null hypothesis probability of 2.25e-01 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 64.203 0.0168628 1 199.363 4.62624 ============================== Variances and Principal Axes 1 2 2.1487E-02| 0.0008 1.0000 3.9382E+03| 1.0000 -0.0008 ------------------------------ ======================== Covariance Matrix 1 2 3.938e+03 -3.161e+00 -3.161e+00 2.403e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 62.7547 2 1 bremss norm 4.62624 +/- 0.155000 ________________________________________________________________________ Fit statistic : Chi-Squared 64.20 using 59 bins. Test statistic : Chi-Squared 64.20 using 59 bins. Null hypothesis probability of 2.39e-01 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 64.203 0.0168614 1 199.363 4.62624 ============================== Variances and Principal Axes 1 2 2.1487E-02| 0.0008 1.0000 3.9388E+03| 1.0000 -0.0008 ------------------------------ ======================== Covariance Matrix 1 2 3.939e+03 -3.162e+00 -3.162e+00 2.403e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.363 +/- 62.7599 2 1 bremss norm 4.62624 +/- 0.155001 ________________________________________________________________________ Fit statistic : Chi-Squared 64.20 using 59 bins. Test statistic : Chi-Squared 64.20 using 59 bins. Null hypothesis probability of 2.39e-01 with 57 degrees of freedom XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.13.0c Wed Jun 14 14:01:16 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: sw01121751000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1121751/remake_spec_cflux/spec_T100/sw01121751000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw01121751000b_avg.pha Net count rate (cts/s) for Spectrum:1 1.399e-01 +/- 4.756e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 13.21 sec Using fit statistic: chi Using Response (RMF) File sw01121751000b_avg.rsp for Source 1 Spectral data counts: 1.84761 Model predicted rate: 0.138632 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 +/- 62.7599 2 1 bremss norm 4.62624 +/- 0.155001 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 64.20 using 59 bins. Test statistic : Chi-Squared 64.20 using 59 bins. Null hypothesis probability of 2.39e-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 0.37021 photons (1.152e-08 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.3520 - 0.3928 (1.095e-08 - 1.222e-08) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.39087 photons (2.216e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.3679 - 0.4116 (2.082e-08 - 2.333e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.36061 photons (4.8601e-08 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.2413 - 0.3788 (3.066e-08 - 5.105e-08) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 1.1217 photons (8.228e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 1.000 - 1.175 (6.383e-08 - 8.616e-08) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 64.1656 0.0147099 0 200.000 4.60161 64.1626 0.559727 0 200.000 4.60299 ============================== Variances and Principal Axes 1 2 2.1480E-02| 0.0006 1.0000 6.9669E+03| 1.0000 -0.0006 ------------------------------ ======================== Covariance Matrix 1 2 6.967e+03 -4.180e+00 -4.180e+00 2.399e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 83.4681 2 1 bremss norm 4.60299 +/- 0.154882 ________________________________________________________________________ Fit statistic : Chi-Squared 64.16 using 59 bins. Test statistic : Chi-Squared 64.16 using 59 bins. Null hypothesis probability of 2.40e-01 with 57 degrees of freedom ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 199.363, with delta statistic: 0.040454 *** Parameter lower bound is INVALID. Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 64.1387 0.0126531 7 200.000 4.62565 64.1387 0.0126531 7 200.000 4.62565 ============================== Variances and Principal Axes 1 2 2.1480E-02| 0.0006 1.0000 6.8947E+03| 1.0000 -0.0006 ------------------------------ ======================== Covariance Matrix 1 2 6.895e+03 -4.158e+00 -4.158e+00 2.399e-02 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 83.0343 2 1 bremss norm 4.62565 +/- 0.154882 ________________________________________________________________________ Fit statistic : Chi-Squared 64.14 using 59 bins. Test statistic : Chi-Squared 64.14 using 59 bins. Null hypothesis probability of 2.41e-01 with 57 degrees of freedom ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 199.363, with delta statistic: 0.0643433 *** 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. 1 177.959 0 (-22.0414,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 4.38455 4.86674 (-0.241094,0.241094) 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 (-22.0414 -200) Norm : 4.62565 (-0.241094 0.241094) ------------------------------------------------------------ #Fit statistic : Chi-Squared 64.14 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 2.41e-01 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 1.522e-07 8.388e-09 25- 50 2.927e-07 1.658e-08 50-150 6.420e-07 1.347e-07 15-150 1.087e-06 1.475e-07