XSPEC version: 12.12.1
Build Date/Time: Tue Mar 15 11:46:30 2022
XSPEC12>query no
XSPEC12>data 1:1 sw01004239000b_avg.pha
1 spectrum in use
Spectral Data File: sw01004239000b_avg.pha Spectrum 1
Net count rate (cts/s) for Spectrum:1 2.364e-01 +/- 7.200e-03
Assigned to Data Group 1 and Plot Group 1
Noticed Channels: 1-80
Telescope: SWIFT Instrument: BAT Channel Type: PI
Exposure Time: 74.96 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 sw01004239000b_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 8291.62 using 59 bins.
Test statistic : Chi-Squared 8291.62 using 59 bins.
Null hypothesis probability of 0.00e+00 with 57 degrees of freedom
Current data and model not fit yet.
XSPEC12>fit
Parameters
Chi-Squared |beta|/N Lvl 1:kT 2:norm
6026.77 54.743 -3 19.5362 26.0192
3113.42 62.3949 -4 46.3916 12.5604
1339.75 66.6879 -5 196.527 5.30589
723.463 154.508 -6 199.203 6.70469
714.713 62.3649 -7 199.347 6.73838
714.393 60.1393 -8 199.362 6.73950
714.372 60.0651 -9 199.363 6.73958
714.361 60.0602 -10 199.363 6.73961
714.359 60.0577 -11 199.363 6.73962
==============================
Variances and Principal Axes
1 2
7.5805E-03| 0.0015 1.0000
6.1833E+02| 1.0000 -0.0015
------------------------------
========================
Covariance Matrix
1 2
6.183e+02 -9.492e-01
-9.492e-01 9.038e-03
------------------------
========================================================================
Model bremss<1> Source No.: 1 Active/On
Model Model Component Parameter Unit Value
par comp
1 1 bremss kT keV 199.363 +/- 24.8663
2 1 bremss norm 6.73962 +/- 9.50662E-02
________________________________________________________________________
Fit statistic : Chi-Squared 714.36 using 59 bins.
Test statistic : Chi-Squared 714.36 using 59 bins.
Null hypothesis probability of 2.29e-114 with 57 degrees of freedom
XSPEC12>fit
Parameters
Chi-Squared |beta|/N Lvl 1:kT 2:norm
605 0.544372 1 199.363 7.65004
==============================
Variances and Principal Axes
1 2
7.5805E-03| 0.0017 1.0000
4.7999E+02| 1.0000 -0.0017
------------------------------
========================
Covariance Matrix
1 2
4.800e+02 -8.362e-01
-8.362e-01 9.037e-03
------------------------
========================================================================
Model bremss<1> Source No.: 1 Active/On
Model Model Component Parameter Unit Value
par comp
1 1 bremss kT keV 199.363 +/- 21.9088
2 1 bremss norm 7.65004 +/- 9.50655E-02
________________________________________________________________________
Fit statistic : Chi-Squared 605.00 using 59 bins.
Test statistic : Chi-Squared 605.00 using 59 bins.
Null hypothesis probability of 1.34e-92 with 57 degrees of freedom
XSPEC12>fit 100
Parameters
Chi-Squared |beta|/N Lvl 1:kT 2:norm
605 0.544353 1 199.363 7.65004
==============================
Variances and Principal Axes
1 2
7.5805E-03| 0.0017 1.0000
4.8003E+02| 1.0000 -0.0017
------------------------------
========================
Covariance Matrix
1 2
4.800e+02 -8.363e-01
-8.363e-01 9.038e-03
------------------------
========================================================================
Model bremss<1> Source No.: 1 Active/On
Model Model Component Parameter Unit Value
par comp
1 1 bremss kT keV 199.363 +/- 21.9095
2 1 bremss norm 7.65004 +/- 9.50661E-02
________________________________________________________________________
Fit statistic : Chi-Squared 605.00 using 59 bins.
Test statistic : Chi-Squared 605.00 using 59 bins.
Null hypothesis probability of 1.34e-92 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
Sat Jul 30 07:25:41 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:
sw01004239000b_avg.rsp associated with spectrum 1 source 1
energies: 204 channels: 80
Distinct RMF files:
/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1004239/remake_spec_cflux/spec_T100/sw01004239000b_avg.rsp
1 file 1 spectrum
Spectrum 1 Spectral Data File: sw01004239000b_avg.pha
Net count rate (cts/s) for Spectrum:1 2.204e-01 +/- 3.163e-03
Assigned to Data Group 1 and Plot Group 1
Noticed Channels: 4-62
Telescope: SWIFT Instrument: BAT Channel Type: PI
Exposure Time: 74.96 sec
Using fit statistic: chi
Using Response (RMF) File sw01004239000b_avg.rsp for Source 1
Spectral data counts: 16.5187
Model predicted rate: 0.230995
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 +/- 21.9095
2 1 bremss norm 7.65004 +/- 9.50661E-02
________________________________________________________________________
Using energies from responses.
Fit statistic : Chi-Squared 605.00 using 59 bins.
Test statistic : Chi-Squared 605.00 using 59 bins.
Null hypothesis probability of 1.34e-92 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 0.61219 photons (1.9049e-08 ergs/cm^2/s) range (15.000 - 25.000 keV)
Error range 0.5996 - 0.6250 (1.866e-08 - 1.945e-08) (90.00% confidence)
XSPEC12>flux 25.0 50.0 err 500 90
Parameter distribution is derived from fit covariance matrix.
Model Flux 0.64635 photons (3.6644e-08 ergs/cm^2/s) range (25.000 - 50.000 keV)
Error range 0.6345 - 0.6598 (3.597e-08 - 3.741e-08) (90.00% confidence)
XSPEC12>flux 50.0 150.0 err 500 90
Parameter distribution is derived from fit covariance matrix.
Model Flux 0.59632 photons (8.0367e-08 ergs/cm^2/s) range (50.000 - 150.00 keV)
Error range 0.5861 - 0.6085 (7.899e-08 - 8.200e-08) (90.00% confidence)
XSPEC12>flux 15.0 150.0 err 500 90
Parameter distribution is derived from fit covariance matrix.
Model Flux 1.8549 photons (1.3606e-07 ergs/cm^2/s) range (15.000 - 150.00 keV)
Error range 1.819 - 1.894 (1.334e-07 - 1.389e-07) (90.00% confidence)
XSPEC12>error 1
Cannot do error calc: Reduced Chi^2 (= 10.614) > maximum (2)
XSPEC12>error 2
Cannot do error calc: Reduced Chi^2 (= 10.614) > maximum (2)
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] : 199.363 ( )
Norm : 7.65004 ( )
------------------------------------------------------------
#Fit statistic : Chi-Squared 605.00 using 59 bins.
Reduced chi-squared =
# Null hypothesis probability of 1.34e-92 with 57 degrees of freedom
Energy Fluence 90% Error
[keV] [erg/cm2] [erg/cm2]
15- 25 1.428e-06 2.961e-08
25- 50 2.747e-06 5.397e-08
50-150 6.024e-06 1.128e-07
15-150 1.020e-05 2.061e-07