XSPEC version: 12.12.1 Build Date/Time: Tue Mar 15 11:46:30 2022 [?1034hXSPEC12>query no XSPEC12>data 1:1 /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1037339/01037339000-results/pha/sw01037339000b_peak.pha 1 spectrum in use Spectral Data File: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1037339/01037339000-results/pha/sw01037339000b_peak.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 5.301e-02 +/- 1.863e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 1-80 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 1 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 /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1037339/remake_spec_cflux/spec_1speak/sw01037339000b_1speak.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 64.00 using 59 bins. Test statistic : Chi-Squared 64.00 using 59 bins. Null hypothesis probability of 2.44e-01 with 57 degrees of freedom Current data and model not fit yet. XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 58.7043 0.0759944 -3 37.7206 2.67824 57.9745 0.42334 -1 50.1805 1.61181 57.8275 0.187617 -2 76.5876 1.37661 57.7478 0.225949 -3 84.7904 1.49195 57.7478 0.00183701 -4 85.1985 1.49105 ============================== Variances and Principal Axes 1 2 3.4285E-01| 0.0053 1.0000 1.5963E+04| 1.0000 -0.0053 ------------------------------ ======================== Covariance Matrix 1 2 1.596e+04 -8.449e+01 -8.449e+01 7.900e-01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 85.1985 +/- 126.344 2 1 bremss norm 1.49105 +/- 0.888828 ________________________________________________________________________ Fit statistic : Chi-Squared 57.75 using 59 bins. Test statistic : Chi-Squared 57.75 using 59 bins. Null hypothesis probability of 4.47e-01 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 57.7478 1.44233e-06 -3 85.2450 1.49082 ============================== Variances and Principal Axes 1 2 3.4186E-01| 0.0052 1.0000 1.6172E+04| 1.0000 -0.0052 ------------------------------ ======================== Covariance Matrix 1 2 1.617e+04 -8.464e+01 -8.464e+01 7.849e-01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 85.2450 +/- 127.167 2 1 bremss norm 1.49082 +/- 0.885934 ________________________________________________________________________ Fit statistic : Chi-Squared 57.75 using 59 bins. Test statistic : Chi-Squared 57.75 using 59 bins. Null hypothesis probability of 4.47e-01 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 57.7478 2.3041e-07 -3 85.2524 1.49078 ============================== Variances and Principal Axes 1 2 3.4175E-01| 0.0052 1.0000 1.6199E+04| 1.0000 -0.0052 ------------------------------ ======================== Covariance Matrix 1 2 1.620e+04 -8.467e+01 -8.467e+01 7.843e-01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 85.2524 +/- 127.273 2 1 bremss norm 1.49078 +/- 0.885610 ________________________________________________________________________ Fit statistic : Chi-Squared 57.75 using 59 bins. Test statistic : Chi-Squared 57.75 using 59 bins. Null hypothesis probability of 4.47e-01 with 57 degrees of freedom XSPEC12>log bat_spec_brems.log Logging to file:bat_spec_brems.log XSPEC12>show XSPEC version: 12.12.1 Fri Nov 11 22:45:26 2022 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: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1037339/remake_spec_cflux/spec_1speak/sw01037339000b_1speak.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1037339/remake_spec_cflux/spec_1speak//local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1037339/remake_spec_cflux/spec_1speak/sw01037339000b_1speak.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1037339/01037339000-results/pha/sw01037339000b_peak.pha Net count rate (cts/s) for Spectrum:1 3.793e-02 +/- 1.534e-02 Assigned to Data Group 1 and Plot Group 1 Noticed Channels: 4-62 Telescope: SWIFT Instrument: BAT Channel Type: PI Exposure Time: 1 sec Using fit statistic: chi Using Response (RMF) File /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1037339/remake_spec_cflux/spec_1speak/sw01037339000b_1speak.rsp for Source 1 Spectral data counts: 0.0379341 Model predicted rate: 3.70854E-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 85.2524 +/- 127.273 2 1 bremss norm 1.49078 +/- 0.885610 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 57.75 using 59 bins. Test statistic : Chi-Squared 57.75 using 59 bins. Null hypothesis probability of 4.47e-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 0.12523 photons (3.8818e-09 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.000 - 0.1700 (0.000 - 5.273e-09) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.11572 photons (6.4864e-09 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.000 - 0.1672 (0.000 - 9.391e-09) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.075201 photons (9.5466e-09 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.000 - 0.1388 (0.000 - 1.869e-08) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.31615 photons (1.9915e-08 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 0.000 - 0.4677 (0.000 - 3.250e-08) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) ***Warning: Zero alpha-matrix diagonal element for parameter 2 Parameter 2 is pegged at 1.49078 due to zero or negative pivot element, likely caused by the fit being insensitive to the parameter. Fit error occurred during lower bound error calculation. ***Warning: Number of trials exceeded before bracketing of delta fit-stat. Last attempt: 200, with delta statistic: 0.161743 *** Parameter upper bound is INVALID. 1 0 0 (-85.2523,-85.2523) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 0.47034 4.32987 (-1.02045,2.83908) 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] : 85.2524 (-85.2523 -85.2523) Norm : 1.49078 (-1.02045 2.83908) ------------------------------------------------------------ #Fit statistic : Chi-Squared 57.75 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 4.47e-01 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 3.882e-09 2.637e-09 25- 50 6.486e-09 4.695e-09 50-150 9.547e-09 9.345e-09 15-150 1.991e-08 1.625e-08