XSPEC version: 12.13.1 Build Date/Time: Thu Jul 20 16:52:54 2023 XSPEC12>query no XSPEC12>data 1:1 sw01183217000b_avg.pha 1 spectrum in use Spectral Data File: sw01183217000b_avg.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 2.481e-02 +/- 2.436e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 127 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 sw01183217000b_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 254.82 using 59 bins. Test statistic : Chi-Squared 254.82 using 59 bins. Null hypothesis probability of 8.05e-27 with 57 degrees of freedom Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 138.759 2.0881 -3 24.4196 1.42785 126.024 2.28359 0 29.0642 1.33691 114.287 0.756708 0 34.5232 1.23900 112.74 0.712642 -1 62.3660 0.575926 83.315 39.1737 -2 199.173 0.504377 56.236 48.4479 -3 199.310 0.757499 56.2287 5.02801 -4 199.348 0.757794 ============================== Variances and Principal Axes 1 2 2.9148E-03| 0.0002 1.0000 1.5717E+04| 1.0000 -0.0002 ------------------------------ ======================== Covariance Matrix 1 2 1.572e+04 -2.670e+00 -2.670e+00 3.368e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.348 +/- 125.366 2 1 bremss norm 0.757794 +/- 5.80370E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 56.23 using 59 bins. Test statistic : Chi-Squared 56.23 using 59 bins. Null hypothesis probability of 5.04e-01 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 55.9396 0.00556308 0 199.359 0.786596 ============================== Variances and Principal Axes 1 2 2.9148E-03| 0.0002 1.0000 1.4992E+04| 1.0000 -0.0002 ------------------------------ ======================== Covariance Matrix 1 2 1.499e+04 -2.607e+00 -2.607e+00 3.368e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.359 +/- 122.444 2 1 bremss norm 0.786596 +/- 5.80342E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 55.94 using 59 bins. Test statistic : Chi-Squared 55.94 using 59 bins. Null hypothesis probability of 5.15e-01 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 55.9395 0.0055396 0 199.361 0.786593 ============================== Variances and Principal Axes 1 2 2.9147E-03| 0.0002 1.0000 1.5117E+04| 1.0000 -0.0002 ------------------------------ ======================== Covariance Matrix 1 2 1.512e+04 -2.617e+00 -2.617e+00 3.368e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 199.361 +/- 122.953 2 1 bremss norm 0.786593 +/- 5.80332E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 55.94 using 59 bins. Test statistic : Chi-Squared 55.94 using 59 bins. Null hypothesis probability of 5.15e-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 Sep 30 00:44:25 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: sw01183217000b_avg.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1183217/remake_spec_cflux/spec_T100/sw01183217000b_avg.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: sw01183217000b_avg.pha Net count rate (cts/s) for Spectrum:1 2.208e-02 +/- 1.539e-03 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 127 sec Using fit statistic: chi Using Response (RMF) File sw01183217000b_avg.rsp for Source 1 Spectral data counts: 2.80291 Model predicted rate: 2.19095E-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 199.361 +/- 122.953 2 1 bremss norm 0.786593 +/- 5.80332E-02 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 55.94 using 59 bins. Test statistic : Chi-Squared 55.94 using 59 bins. Null hypothesis probability of 5.15e-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 0.062947 photons (1.9587e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.000 - 0.07076 (0.000 - 2.198e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.06646 photons (3.7678e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.008796 - 0.07318 (4.515e-10 - 4.149e-09) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.061315 photons (8.2635e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.000 - 0.06699 (0.000 - 9.029e-09) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.19072 photons (1.399e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.000 - 0.2109 (0.000 - 1.547e-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 55.9183 0.00460723 0 200.000 0.786511 55.9183 0.0287501 2 200.000 0.786511 ============================== Variances and Principal Axes 1 2 2.9135E-03| 0.0001 1.0000 2.6570E+04| 1.0000 -0.0001 ------------------------------ ======================== Covariance Matrix 1 2 2.657e+04 -3.454e+00 -3.454e+00 3.363e-03 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 200.000 +/- 163.003 2 1 bremss norm 0.786511 +/- 5.79883E-02 ________________________________________________________________________ Fit statistic : Chi-Squared 55.92 using 59 bins. Test statistic : Chi-Squared 55.92 using 59 bins. Null hypothesis probability of 5.16e-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: 0.0211176 *** 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. 1 148.958 0 (-51.0421,-200) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 0.697885 0.875469 (-0.0887919,0.0887919) 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 (-51.0421 -200) Norm : 0.786511 (-0.0887919 0.0887919) ------------------------------------------------------------ #Fit statistic : Chi-Squared 55.92 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 5.16e-01 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 2.488e-07 1.396e-07 25- 50 4.785e-07 2.348e-07 50-150 1.049e-06 5.733e-07 15-150 1.777e-06 9.823e-07