XSPEC version: 12.12.1
Build Date/Time: Tue Mar 15 11:46:30 2022
XSPEC12>query no
XSPEC12>data 1:1 sw01072990000b_avg.pha
1 spectrum in use
Spectral Data File: sw01072990000b_avg.pha Spectrum 1
Net count rate (cts/s) for Spectrum:1 6.924e-02 +/- 5.010e-03
Assigned to Data Group 1 and Plot Group 1
Noticed Channels: 1-80
Telescope: SWIFT Instrument: BAT Channel Type: PI
Exposure Time: 26.46 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 sw01072990000b_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 bbodyrad + bbodyrad
Input parameter value, delta, min, bot, top, and max values for ...
3 0.01( 0.03) 0.0001 0.001 100 200
1:bbodyrad:kT>4.0000 1.00000E-02 1.00000E-04 1.00000E-03 100.00 200.00
1 0.01( 0.01) 0 0 1e+20 1e+24
2:bbodyrad:norm>20.000 1.00000E-02 0.0000 0.0000 1.00000E+24 1.00000E+24
3 0.01( 0.03) 0.0001 0.001 100 200
3:bbodyrad:kT>10.000 1.00000E-02 1.00000E-04 1.00000E-03 100.00 200.00
1 0.01( 0.01) 0 0 1e+20 1e+24
4:bbodyrad:norm>0.50000 1.00000E-02 0.0000 0.0000 1.00000E+24 1.00000E+24
========================================================================
Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On
Model Model Component Parameter Unit Value
par comp
1 1 bbodyrad kT keV 4.00000 +/- 0.0
2 1 bbodyrad norm 20.0000 +/- 0.0
3 2 bbodyrad kT keV 10.0000 +/- 0.0
4 2 bbodyrad norm 0.500000 +/- 0.0
________________________________________________________________________
Fit statistic : Chi-Squared 4624.15 using 59 bins.
Test statistic : Chi-Squared 4624.15 using 59 bins.
Null hypothesis probability of 0.00e+00 with 55 degrees of freedom
Current data and model not fit yet.
XSPEC12>fit
Parameters
Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm
151.51 103.929 -3 4.84707 2.32657 18.8207 0.0293341
66.7333 1904.03 -4 5.75012 0.991215 19.7153 0.0164709
62.9253 228 -2 6.21988 0.488036 20.5006 0.0155182
58.293 321.792 -2 6.97835 0.398625 21.1919 0.0132365
57.7544 49.7126 -2 7.31722 0.363719 22.1328 0.0108498
57.3142 138.378 -2 7.57149 0.336389 23.0235 0.00933085
57.0656 103.058 -2 7.77107 0.316917 23.7451 0.00829342
56.9324 65.7548 -2 7.92366 0.302973 24.3202 0.00756430
56.8596 40.4346 -2 8.03961 0.292874 24.7730 0.00704432
56.8559 23.761 -3 8.30018 0.270374 25.7901 0.00591341
==================================================
Variances and Principal Axes
1 2 3 4
2.0933E-07| 0.0021 0.0118 0.0009 0.9999
6.8634E-04| -0.1220 -0.9924 0.0091 0.0119
6.1061E-01| 0.9691 -0.1211 -0.2148 -0.0004
2.2606E+01| -0.2142 0.0174 -0.9766 0.0011
--------------------------------------------------
================================================
Covariance Matrix
1 2 3 4
1.611e+00 -1.558e-01 4.603e+00 -5.492e-03
-1.558e-01 1.647e-02 -3.682e-01 4.492e-04
4.603e+00 -3.682e-01 2.159e+01 -2.378e-02
-5.492e-03 4.492e-04 -2.378e-02 2.677e-05
------------------------------------------------
========================================================================
Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On
Model Model Component Parameter Unit Value
par comp
1 1 bbodyrad kT keV 8.30018 +/- 1.26930
2 1 bbodyrad norm 0.270374 +/- 0.128349
3 2 bbodyrad kT keV 25.7901 +/- 4.64648
4 2 bbodyrad norm 5.91341E-03 +/- 5.17428E-03
________________________________________________________________________
Fit statistic : Chi-Squared 56.86 using 59 bins.
Test statistic : Chi-Squared 56.86 using 59 bins.
Null hypothesis probability of 4.06e-01 with 55 degrees of freedom
XSPEC12>fit
Parameters
Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm
56.769 26.9856 -3 8.37124 0.266061 26.1525 0.00569494
56.7678 16.721 -4 8.39612 0.264233 26.2570 0.00561419
==================================================
Variances and Principal Axes
1 2 3 4
1.5180E-07| 0.0018 0.0117 0.0006 0.9999
5.0468E-04| -0.1054 -0.9943 0.0068 0.0118
5.9319E-01| 0.9776 -0.1049 -0.1827 -0.0004
3.0451E+01| -0.1824 0.0126 -0.9831 0.0008
--------------------------------------------------
================================================
Covariance Matrix
1 2 3 4
1.580e+00 -1.309e-01 5.355e+00 -4.778e-03
-1.309e-01 1.188e-02 -3.668e-01 3.345e-04
5.355e+00 -3.668e-01 2.945e+01 -2.433e-02
-4.778e-03 3.345e-04 -2.433e-02 2.052e-05
------------------------------------------------
========================================================================
Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On
Model Model Component Parameter Unit Value
par comp
1 1 bbodyrad kT keV 8.39612 +/- 1.25705
2 1 bbodyrad norm 0.264233 +/- 0.109005
3 2 bbodyrad kT keV 26.2570 +/- 5.42703
4 2 bbodyrad norm 5.61419E-03 +/- 4.53026E-03
________________________________________________________________________
Fit statistic : Chi-Squared 56.77 using 59 bins.
Test statistic : Chi-Squared 56.77 using 59 bins.
Null hypothesis probability of 4.09e-01 with 55 degrees of freedom
XSPEC12>fit 100
Parameters
Chi-Squared |beta|/N Lvl 1:kT 2:norm 3:kT 4:norm
56.7678 0.214232 -3 8.39780 0.264091 26.2611 0.00561111
==================================================
Variances and Principal Axes
1 2 3 4
1.4828E-07| 0.0018 0.0117 0.0006 0.9999
4.9347E-04| -0.1043 -0.9945 0.0067 0.0118
5.9170E-01| 0.9780 -0.1038 -0.1808 -0.0004
3.1061E+01| -0.1805 0.0124 -0.9835 0.0008
--------------------------------------------------
================================================
Covariance Matrix
1 2 3 4
1.578e+00 -1.293e-01 5.409e+00 -4.730e-03
-1.293e-01 1.160e-02 -3.664e-01 3.275e-04
5.409e+00 -3.664e-01 3.006e+01 -2.435e-02
-4.730e-03 3.275e-04 -2.435e-02 2.014e-05
------------------------------------------------
========================================================================
Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On
Model Model Component Parameter Unit Value
par comp
1 1 bbodyrad kT keV 8.39780 +/- 1.25606
2 1 bbodyrad norm 0.264091 +/- 0.107720
3 2 bbodyrad kT keV 26.2611 +/- 5.48303
4 2 bbodyrad norm 5.61111E-03 +/- 4.48730E-03
________________________________________________________________________
Fit statistic : Chi-Squared 56.77 using 59 bins.
Test statistic : Chi-Squared 56.77 using 59 bins.
Null hypothesis probability of 4.09e-01 with 55 degrees of freedom
XSPEC12>log bat_spec_2bb.log
Logging to file:bat_spec_2bb.log
XSPEC12>show
XSPEC version: 12.12.1
Mon Oct 24 05:19:13 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:
sw01072990000b_avg.rsp associated with spectrum 1 source 1
energies: 204 channels: 80
Distinct RMF files:
/local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1072990/remake_spec_cflux/spec_T100/sw01072990000b_avg.rsp
1 file 1 spectrum
Spectrum 1 Spectral Data File: sw01072990000b_avg.pha
Net count rate (cts/s) for Spectrum:1 6.321e-02 +/- 2.637e-03
Assigned to Data Group 1 and Plot Group 1
Noticed Channels: 4-62
Telescope: SWIFT Instrument: BAT Channel Type: PI
Exposure Time: 26.46 sec
Using fit statistic: chi
Using Response (RMF) File sw01072990000b_avg.rsp for Source 1
Spectral data counts: 1.67289
Model predicted rate: 6.25123E-02
Current model list:
========================================================================
Model bbodyrad<1> + bbodyrad<2> Source No.: 1 Active/On
Model Model Component Parameter Unit Value
par comp
1 1 bbodyrad kT keV 8.39780 +/- 1.25606
2 1 bbodyrad norm 0.264091 +/- 0.107720
3 2 bbodyrad kT keV 26.2611 +/- 5.48303
4 2 bbodyrad norm 5.61111E-03 +/- 4.48730E-03
________________________________________________________________________
Using energies from responses.
Fit statistic : Chi-Squared 56.77 using 59 bins.
Test statistic : Chi-Squared 56.77 using 59 bins.
Null hypothesis probability of 4.09e-01 with 55 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 0.13026 photons (4.1377e-09 ergs/cm^2/s) range (15.000 - 25.000 keV)
Error range 0.06760 - 0.1388 (2.116e-09 - 4.401e-09) (90.00% confidence)
XSPEC12>flux 25.0 50.0 err 500 90
Parameter distribution is derived from fit covariance matrix.
Model Flux 0.18353 photons (1.0426e-08 ergs/cm^2/s) range (25.000 - 50.000 keV)
Error range 0.08705 - 0.1900 (4.811e-09 - 1.078e-08) (90.00% confidence)
XSPEC12>flux 50.0 150.0 err 500 90
Parameter distribution is derived from fit covariance matrix.
Model Flux 0.16016 photons (2.1324e-08 ergs/cm^2/s) range (50.000 - 150.00 keV)
Error range 0.03803 - 0.1700 (3.885e-09 - 2.291e-08) (90.00% confidence)
XSPEC12>flux 15.0 150.0 err 500 90
Parameter distribution is derived from fit covariance matrix.
Model Flux 0.47396 photons (3.5888e-08 ergs/cm^2/s) range (15.000 - 150.00 keV)
Error range 0.1848 - 0.4855 (1.032e-08 - 3.713e-08) (90.00% confidence)
XSPEC12>error 1
Parameter Confidence Range (2.706)
1 6.1668 10.5205 (-2.23139,2.12233)
XSPEC12>error 2
Parameter Confidence Range (2.706)
Due to zero model norms, the following fit parameters are temporarily frozen:3
Due to zero model norms, the following fit parameters are temporarily frozen:3
***Warning: Zero alpha-matrix diagonal element for parameter 3
***Warning: Zero alpha-matrix diagonal element for parameter 4
Parameter 3 is pegged at 0.032198 due to zero or negative pivot element, likely
caused by the fit being insensitive to the parameter.
Parameter 4 is pegged at 1.87507e+13 due to zero or negative pivot element, likely
caused by the fit being insensitive to the parameter.
***Warning: Zero alpha-matrix diagonal element for parameter 3
***Warning: Zero alpha-matrix diagonal element for parameter 4
Parameter 3 is pegged at 0.032198 due to zero or negative pivot element, likely
caused by the fit being insensitive to the parameter.
Parameter 4 is pegged at 1.87507e+13 due to zero or negative pivot element, likely
caused by the fit being insensitive to the parameter.
Apparent non-monotonicity in statistic space detected.
Current bracket values 0.627924, 0.802951
and delta stat 2.63074, 3.77494
but latest trial 0.638443 gives 190.016
Suggest that you check this result using the steppar command.
2 0.143454 0.715437 (-0.120599,0.451385)
XSPEC12>error 3
Parameter Confidence Range (2.706)
3 19.7035 41.8224 (-6.55944,15.5595)
XSPEC12>error 4
Parameter Confidence Range (2.706)
Due to zero model norms, the following fit parameters are temporarily frozen:3
Due to zero model norms, the following fit parameters are temporarily frozen:3
Due to zero model norms, the following fit parameters are temporarily frozen:3
Due to zero model norms, the following fit parameters are temporarily frozen:3
Due to zero model norms, the following fit parameters are temporarily frozen:3
Due to zero model norms, the following fit parameters are temporarily frozen:3
Apparent non-monotonicity in statistic space detected.
Current bracket values 0.00317128, 0
and delta stat 0.437475, 29.9406
but latest trial 1.642e-06 gives 44.9148
Suggest that you check this result using the steppar command.
Due to zero model norms, the following fit parameters are temporarily frozen:1
Due to zero model norms, the following fit parameters are temporarily frozen:1
Due to zero model norms, the following fit parameters are temporarily frozen:1
Due to zero model norms, the following fit parameters are temporarily frozen:1
4 0.00158564 0.0176583 (-0.00402389,0.0120487)
XSPEC12>log none
Log file closed
logging switched off
XSPEC12>setplot energy
XSPEC12>setplot command sc white
1
XSPEC12>setplot command cpd bat_spec_2bb.gif/gif
2
XSPEC12>plot ldata delchi
XSPEC12>/*
XSPEC12>exit
XSPEC: quit
Spectral model: bbodyrad<1> + bbodyrad<2>
------------------------------------------------------------
Parameters : value Lower 90% Upper 90%
kT1 [keV] : 8.39780 (-2.23139 2.12233)
R1^2/D10^2 : 0.264091 (-0.120599 0.451385)
kT2 [keV] : 26.2611 (-6.55944 15.5595)
R2^2/D10^2 : 5.61111E-03 (-0.00402389 0.0120487)
------------------------------------------------------------
#Fit statistic : Chi-Squared 56.77 using 59 bins.
Reduced chi-squared =
# Null hypothesis probability of 4.09e-01 with 55 degrees of freedom
Energy Fluence 90% Error
[keV] [erg/cm2] [erg/cm2]
15- 25 1.095e-07 3.023e-08
25- 50 2.759e-07 7.897e-08
50-150 5.642e-07 2.517e-07
15-150 9.496e-07 3.547e-07