Analysis Summary
Notes:
- 1) No attempt has been made to eliminate the non-significant decimal places.
- 2) This batgrbproduct analysis is done using the HEASARC data.
- 3) This batgrbproduct analysis is using the flight position for the mask-weighting calculation.
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BAT GRB EVENT DATA PROCESSING REPORT
Process Script Ver: batgrbproduct v2.46
Process Start Time: Mon Jan 13 00:32:36 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger534394
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Trigger: 00534394 Segment: 000
BAT Trigger Time: 370045838.336 [s; MET]
Trigger Stop: 370045842.432 [s; MET]
UTC: 2012-09-22T22:30:28.656560 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 234.755696507915 Dec: -20.1770777233188 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.36
Image Trigger?: NO
Rate S/N Ratio: 7.54983443527075 [ if not an image trigger ]
Image S/N Ratio: 7.36
Analysis Position: [ source = BAT ]
RA: 234.755696507915 Dec: -20.1770777233188 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 234.75907394634 Dec: -20.1819017240909 [deg; J2000]
{ 15h 39m 02.2s , -20d 10' 54.8" }
+/- 1.20957029224793 [arcmin] (estimated 90% radius based on SNR)
+/- 0.33454593546001 [arcmin] (formal 1-sigma fit error)
SNR: 23.1778919852115
Angular difference between the analysis and refined position is 0.346344 arcmin
Partial Coding Fraction: 0.3398438 [ including projection effects ]
Duration
T90: 168.223999977112 +/- 29.2386949482096
Measured from: -14.4240000247955
to: 153.799999952316 [s; relative to TRIGTIME]
T50: 94.7039999365807 +/- 4.32286242624889
Measured from: 7.61599999666214
to: 102.319999933243 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 99.2119999527931
to: 100.211999952793 [s; relative to TRIGTIME]
Total Fluence
Measured from: -22.5800000429153
to: 215.727999985218 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 3.521307 3.982178 2.018350 0.389878
0.125922 0.121078 0.103817 0.089877 [error]
Peak 0.081989 0.078987 0.042982 0.013267
0.007103 0.006851 0.005818 0.004670 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 238.308 -22.580 215.728
T90 168.224 -14.424 153.800
T50 94.704 7.616 102.320
Peak 1.000 99.212 100.212
====== Spectral Analysis Summary =====================================
Model : spectral model: simple power-law (PL) and cutoff power-law (CPL)
Ph_index : photon index: E^{Ph_index}
Ph_90err : 90% error of the photon index
Epeak : Epeak in keV
Epeak_90err: 90% error of Epeak
Norm : normalization at 50 keV in both the PL model and CPL model
Nomr_90err : 90% error of the normalization
chi2 : Chi-Squared
dof : degree of freedo
=== Time-averaged spectral analysis ===
(Best model with acceptable fit: PL)
Model Ph_index Ph_90err_low Ph_90err_hi Epeak Epeak_90err_low Epeak_90err_hi Norm Nomr_90err_low Norm_90err_hi chi2 dof
PL -2.000 -0.080 0.079 - - - 2.51e-03 -1.14e-04 1.13e-04 58.290 57
CPL -1.580 -0.328 0.358 46.095 -13.633 14.983 4.19e-03 -1.35e-03 2.26e-03 53.410 56
=== 1-s peak spectral analysis ===
(Best model with acceptable fit: PL)
Model Ph_index Ph_90err_low Ph_90err_hi Epeak Epeak_90err_low Epeak_90err_hi Norm Nomr_90err_low Norm_90err_hi chi2 dof
PL -1.951 -0.195 0.186 - - - 1.15e-02 -1.42e-03 1.38e-03 47.690 57
CPL -1.903 N/A N/A 87.543 N/A N/A 1.23e-02 N/A N/A 47.670 56
=== Fluence/Peak Flux Summary ===
Model Band1 Band2 Band3 Band4 Band5 Total
15-25 25-50 50-100 100-350 15-150 15-350 keV
Fluence PL 1.23e-06 1.66e-06 1.66e-06 3.01e-06 5.52e-06 7.56e-06 erg/cm2
90%_error_low -8.22e-08 -6.78e-08 -1.04e-07 -3.79e-07 -2.39e-07 -4.74e-07 erg/cm2
90%_error_hi 8.41e-08 6.77e-08 1.05e-07 4.15e-07 2.40e-07 4.99e-07 erg/cm2
Peak flux PL 7.32e-01 5.65e-01 2.92e-01 2.18e-01 1.69e+00 1.81e+00 ph/cm2/s
90%_error_low -1.06e-01 -5.45e-02 -4.75e-02 -6.22e-02 -1.64e-01 -1.76e-01 ph/cm2/s
90%_error_hi 1.09e-01 5.45e-02 4.80e-02 7.62e-02 1.64e-01 1.76e-01 ph/cm2/s
Fluence CPL 1.15e-06 1.73e-06 1.66e-06 1.58e-06 5.31e-06 6.12e-06 erg/cm2
90%_error_low -1.00e-07 -8.33e-08 -1.11e-07 -5.87e-07 -2.91e-07 -6.70e-07 erg/cm2
90%_error_hi 1.02e-07 8.45e-08 1.11e-07 9.99e-07 2.91e-07 1.04e-06 erg/cm2
Peak flux CPL 7.28e-01 5.68e-01 2.92e-01 2.02e-01 1.68e+00 1.79e+00 ph/cm2/s
90%_error_low -1.18e-01 -5.67e-02 -4.17e-02 -1.26e-01 -1.71e-01 -2.28e-01 ph/cm2/s
90%_error_hi 1.16e-01 6.89e-02 4.86e-02 7.85e-02 1.67e-01 1.86e-01 ph/cm2/s
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