XSPEC version: 12.9.1
Build Date/Time: Thu Apr 20 23:34:29 2017
XSPEC12>query no
XSPEC12>data 1:1 /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_repro
c/trigger867252/00867252000-results/pha/sw00867252000b_peak.pha
1 spectrum in use
Spectral Data File: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger867252/00867252000-results/pha/sw00867252000b_peak.pha Spectrum 1
Net count rate (cts/s) for Spectrum:1 9.917e-02 +/- 2.180e-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
Using test 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_rep
roc/trigger867252/remake_spec_cflux/spec_1speak/sw00867252000b_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 = 71.60 using 59 PHA bins.
Test statistic : Chi-Squared = 71.60 using 59 PHA bins.
Reduced chi-squared = 1.256 for 57 degrees of freedom
Null hypothesis probability = 9.232748e-02
Current data and model not fit yet.
XSPEC12>fit
Parameters
Chi-Squared |beta|/N Lvl 1:kT 2:norm
65.2118 0.175654 -3 18.8431 11.8424
57.4425 0.671641 -4 38.8512 2.32526
51.4206 1.03907 -1 194.769 1.74560
46.5965 1.7973 -2 198.930 2.95996
46.5815 0.17695 -3 199.332 2.98026
46.5813 0.149452 -4 199.349 2.98055
==============================
Variances and Principal Axes
1 2
1.3447E+05| -1.0000 0.0007
3.7450E-01| -0.0007 -1.0000
------------------------------
========================
Covariance Matrix
1 2
1.345e+05 -9.182e+01
-9.182e+01 4.372e-01
------------------------
========================================================================
Model bremss<1> Source No.: 1 Active/On
Model Model Component Parameter Unit Value
par comp
1 1 bremss kT keV 199.349 +/- 366.702
2 1 bremss norm 2.98055 +/- 0.661209
________________________________________________________________________
Fit statistic : Chi-Squared = 46.58 using 59 PHA bins.
Test statistic : Chi-Squared = 46.58 using 59 PHA bins.
Reduced chi-squared = 0.8172 for 57 degrees of freedom
Null hypothesis probability = 8.362190e-01
XSPEC12>fit
Parameters
Chi-Squared |beta|/N Lvl 1:kT 2:norm
46.548 0.000626557 0 199.359 3.09139
==============================
Variances and Principal Axes
1 2
1.2659E+05| -1.0000 0.0007
3.7449E-01| -0.0007 -1.0000
------------------------------
========================
Covariance Matrix
1 2
1.266e+05 -8.908e+01
-8.908e+01 4.372e-01
------------------------
========================================================================
Model bremss<1> Source No.: 1 Active/On
Model Model Component Parameter Unit Value
par comp
1 1 bremss kT keV 199.359 +/- 355.800
2 1 bremss norm 3.09139 +/- 0.661192
________________________________________________________________________
Fit statistic : Chi-Squared = 46.55 using 59 PHA bins.
Test statistic : Chi-Squared = 46.55 using 59 PHA bins.
Reduced chi-squared = 0.8166 for 57 degrees of freedom
Null hypothesis probability = 8.370996e-01
XSPEC12>fit 100
Parameters
Chi-Squared |beta|/N Lvl 1:kT 2:norm
46.548 0.000624032 0 199.362 3.09138
==============================
Variances and Principal Axes
1 2
1.2758E+05| -1.0000 0.0007
3.7449E-01| -0.0007 -1.0000
------------------------------
========================
Covariance Matrix
1 2
1.276e+05 -8.943e+01
-8.943e+01 4.372e-01
------------------------
========================================================================
Model bremss<1> Source No.: 1 Active/On
Model Model Component Parameter Unit Value
par comp
1 1 bremss kT keV 199.362 +/- 357.186
2 1 bremss norm 3.09138 +/- 0.661187
________________________________________________________________________
Fit statistic : Chi-Squared = 46.55 using 59 PHA bins.
Test statistic : Chi-Squared = 46.55 using 59 PHA bins.
Reduced chi-squared = 0.8166 for 57 degrees of freedom
Null hypothesis probability = 8.370999e-01
XSPEC12>log bat_spec_brems.log
Logging to file:bat_spec_brems.log
XSPEC12>show
XSPEC version: 12.9.1
Mon Dec 17 21:17:45 2018
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
Always calculate parameter derivatives using full (slower) numerical differentiation: No
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: /local/data/bat1/alien/heasoft_amytest_version/x86_64-unknown-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/trigger867252/remake_spec_cflux/spec_1speak/sw00867252000b_1speak.rsp associated with spectrum 1 source 1
energies: 204 channels: 80
Distinct RMF files:
/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger867252/remake_spec_cflux/spec_1speak/sw00867252000b_1speak.rsp
1 file 1 spectrum
Spectrum 1 Spectral Data File: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger867252/00867252000-results/pha/sw00867252000b_peak.pha
Net count rate (cts/s) for Spectrum:1 8.483e-02 +/- 1.822e-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 test statistic: chi
Using Response (RMF) File /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger867252/remake_spec_cflux/spec_1speak/sw00867252000b_1speak.rsp for Source 1
Spectral data counts: 0.0848329
Model predicted rate: 8.73679E-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 199.362 +/- 357.186
2 1 bremss norm 3.09138 +/- 0.661187
________________________________________________________________________
Using energies from responses.
Fit statistic : Chi-Squared = 46.55 using 59 PHA bins.
Test statistic : Chi-Squared = 46.55 using 59 PHA bins.
Reduced chi-squared = 0.8166 for 57 degrees of freedom
Null hypothesis probability = 8.370999e-01
Weighting method: standard
XSPEC12>flux 15.0 25.0 err 500 90
Parameter distribution is derived from fit covariance matrix.
Model Flux 0.24739 photons (7.6978e-09 ergs/cm^2/s) range (15.000 - 25.000 keV)
Error range 0.000 - 0.3165 (0.000 - 9.849e-09) (90.00% confidence)
XSPEC12>flux 25.0 50.0 err 500 90
Parameter distribution is derived from fit covariance matrix.
Model Flux 0.26119 photons (1.4808e-08 ergs/cm^2/s) range (25.000 - 50.000 keV)
Error range 0.000 - 0.3287 (0.000 - 1.863e-08) (90.00% confidence)
XSPEC12>flux 50.0 150.0 err 500 90
Parameter distribution is derived from fit covariance matrix.
Model Flux 0.24097 photons (3.2476e-08 ergs/cm^2/s) range (50.000 - 150.00 keV)
Error range 0.000 - 0.2856 (0.000 - 3.848e-08) (90.00% confidence)
XSPEC12>flux 15.0 150.0 err 500 90
Parameter distribution is derived from fit covariance matrix.
Model Flux 0.74955 photons (5.4982e-08 ergs/cm^2/s) range (15.000 - 150.00 keV)
Error range 0.000 - 0.9277 (0.000 - 6.807e-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 3.09138 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: 3.08056e+08, with delta statistic: 0
*** Parameter upper bound is INVALID.
1 0 0 (-199.363,-199.363)
XSPEC12>error 2
Parameter Confidence Range (2.706)
2 2.08545 4.09939 (-1.00671,1.00723)
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] : 199.362 (-199.363 -199.363)
Norm : 3.09138 (-1.00671 1.00723)
------------------------------------------------------------
#Fit statistic : Chi-Squared = 46.55 using 59 PHA bins.
# Reduced chi-squared = 0.8166 for 57 degrees of freedom
# Null hypothesis probability = 8.370999e-01
Energy Fluence 90% Error
[keV] [erg/cm2] [erg/cm2]
15- 25 7.698e-09 4.924e-09
25- 50 1.481e-08 9.315e-09
50-150 3.248e-08 1.924e-08
15-150 5.498e-08 3.404e-08