XSPEC version: 12.13.1 Build Date/Time: Thu Jul 20 16:52:54 2023 XSPEC12>query no XSPEC12>data 1:1 /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1299088/01299088000-results/pha/sw01299088000b_peak.pha 1 spectrum in use Spectral Data File: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1299088/01299088000-results/pha/sw01299088000b_peak.pha Spectrum 1 Net count rate (cts/s) for Spectrum:1 3.675e-01 +/- 6.823e-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/trigger1299088/remake_spec_cflux/spec_1speak/sw01299088000b_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 86.72 using 59 bins. ***Warning: Chi-square may not be valid due to bins with zero variance in spectrum number: 1 Test statistic : Chi-Squared 86.72 using 59 bins. ***Warning: Chi-square may not be valid due to bins with zero variance in spectrum number(s): 1 Null hypothesis probability of 6.79e-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 77.0768 0.263744 -3 19.4563 37.9654 71.8507 0.350808 -4 41.2978 5.45936 68.1046 0.53304 -5 198.756 4.73322 61.6564 0.436816 -6 51.6627 10.4048 60.5582 0.209392 -7 86.1464 8.97936 60.0828 0.154767 -1 61.0202 11.1648 59.8141 0.0922544 -2 75.3817 10.7363 59.7866 0.0215227 -3 64.8926 11.6520 59.7568 0.0147955 -4 72.3525 11.0860 59.7479 0.0080299 -5 67.2652 11.5449 ============================== Variances and Principal Axes 1 2 4.5641E+00| 0.0765 0.9971 8.9500E+02| 0.9971 -0.0765 ------------------------------ ======================== Covariance Matrix 1 2 8.898e+02 -6.790e+01 -6.790e+01 9.772e+00 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 67.2652 +/- 29.8293 2 1 bremss norm 11.5449 +/- 3.12607 ________________________________________________________________________ Fit statistic : Chi-Squared 59.75 using 59 bins. ***Warning: Chi-square may not be valid due to bins with zero variance in spectrum number: 1 Test statistic : Chi-Squared 59.75 using 59 bins. ***Warning: Chi-square may not be valid due to bins with zero variance in spectrum number(s): 1 Null hypothesis probability of 3.76e-01 with 57 degrees of freedom XSPEC12>fit Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 59.7421 0.00230466 -3 70.7571 11.2687 ============================== Variances and Principal Axes 1 2 4.9040E+00| 0.0890 0.9960 7.6619E+02| 0.9960 -0.0890 ------------------------------ ======================== Covariance Matrix 1 2 7.602e+02 -6.748e+01 -6.748e+01 1.093e+01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 70.7571 +/- 27.5710 2 1 bremss norm 11.2687 +/- 3.30650 ________________________________________________________________________ Fit statistic : Chi-Squared 59.74 using 59 bins. ***Warning: Chi-square may not be valid due to bins with zero variance in spectrum number: 1 Test statistic : Chi-Squared 59.74 using 59 bins. ***Warning: Chi-square may not be valid due to bins with zero variance in spectrum number(s): 1 Null hypothesis probability of 3.76e-01 with 57 degrees of freedom XSPEC12>fit 100 Parameters Chi-Squared |beta|/N Lvl 1:kT 2:norm 59.74 0.00138793 -3 68.4351 11.4710 ============================== Variances and Principal Axes 1 2 4.6642E+00| 0.0805 0.9968 8.4469E+02| 0.9968 -0.0805 ------------------------------ ======================== Covariance Matrix 1 2 8.392e+02 -6.737e+01 -6.737e+01 1.010e+01 ------------------------ ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 68.4351 +/- 28.9698 2 1 bremss norm 11.4710 +/- 3.17845 ________________________________________________________________________ Fit statistic : Chi-Squared 59.74 using 59 bins. ***Warning: Chi-square may not be valid due to bins with zero variance in spectrum number: 1 Test statistic : Chi-Squared 59.74 using 59 bins. ***Warning: Chi-square may not be valid due to bins with zero variance in spectrum number(s): 1 Null hypothesis probability of 3.76e-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 Fri Jun 20 01:45:42 2025 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: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1299088/remake_spec_cflux/spec_1speak/sw01299088000b_1speak.rsp associated with spectrum 1 source 1 energies: 204 channels: 80 Distinct RMF files: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1299088/remake_spec_cflux/spec_1speak//local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1299088/remake_spec_cflux/spec_1speak/sw01299088000b_1speak.rsp 1 file 1 spectrum Spectrum 1 Spectral Data File: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1299088/01299088000-results/pha/sw01299088000b_peak.pha Net count rate (cts/s) for Spectrum:1 2.765e-01 +/- 4.711e-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/trigger1299088/remake_spec_cflux/spec_1speak/sw01299088000b_1speak.rsp for Source 1 Spectral data counts: 0.276488 Model predicted rate: 0.224830 Current model list: ======================================================================== Model bremss<1> Source No.: 1 Active/On Model Model Component Parameter Unit Value par comp 1 1 bremss kT keV 68.4351 +/- 28.9698 2 1 bremss norm 11.4710 +/- 3.17845 ________________________________________________________________________ Using energies from responses. Fit statistic : Chi-Squared 59.74 using 59 bins. ***Warning: Chi-square may not be valid due to bins with zero variance in spectrum number: 1 Test statistic : Chi-Squared 59.74 using 59 bins. ***Warning: Chi-square may not be valid due to bins with zero variance in spectrum number(s): 1 Null hypothesis probability of 3.76e-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 0.94844 photons (2.9356e-08 ergs/cm^2/s) range (15.000 - 25.000 keV) Error range 0.4582 - 1.232 (1.425e-08 - 3.806e-08) (90.00% confidence) XSPEC12>flux 25.0 50.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.83196 photons (4.642e-08 ergs/cm^2/s) range (25.000 - 50.000 keV) Error range 0.3552 - 1.029 (1.987e-08 - 5.733e-08) (90.00% confidence) XSPEC12>flux 50.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 0.47257 photons (5.8623e-08 ergs/cm^2/s) range (50.000 - 150.00 keV) Error range 0.02262 - 0.6823 (2.231e-09 - 8.707e-08) (90.00% confidence) XSPEC12>flux 15.0 150.0 err 500 90 Parameter distribution is derived from fit covariance matrix. Model Flux 2.253 photons (1.344e-07 ergs/cm^2/s) range (15.000 - 150.00 keV) Error range 1.246 - 2.846 (6.039e-08 - 1.792e-07) (90.00% confidence) XSPEC12>error 1 Parameter Confidence Range (2.706) 1 40.4313 123.207 (-29.5668,53.2085) XSPEC12>error 2 Parameter Confidence Range (2.706) 2 7.13787 16.6726 (-4.29465,5.24011) 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] : 68.4351 (-29.5668 53.2085) Norm : 11.4710 (-4.29465 5.24011) ------------------------------------------------------------ #Fit statistic : Chi-Squared 59.74 using 59 bins. Reduced chi-squared = # Null hypothesis probability of 3.76e-01 with 57 degrees of freedom Energy Fluence 90% Error [keV] [erg/cm2] [erg/cm2] 15- 25 2.936e-08 1.190e-08 25- 50 4.642e-08 1.873e-08 50-150 5.862e-08 4.242e-08 15-150 1.344e-07 5.940e-08