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 00:28:32 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger534402
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Trigger: 00534402 Segment: 000
BAT Trigger Time: 370070175.936 [s; MET]
Trigger Stop: 370070202.816 [s; MET]
UTC: 2012-09-23T05:16:06.255520 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 303.795001229187 Dec: 6.23473100874495 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 8.88
Image Trigger?: NO
Rate S/N Ratio: 10.6770782520313 [ if not an image trigger ]
Image S/N Ratio: 8.88
Analysis Position: [ source = BAT ]
RA: 303.795001229187 Dec: 6.23473100874495 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 303.784471659038 Dec: 6.25568355596925 [deg; J2000]
{ 20h 15m 08.3s , +06d 15' 20.5" }
+/- 1.99640762233175 [arcmin] (estimated 90% radius based on SNR)
+/- 1.01712934720483 [arcmin] (formal 1-sigma fit error)
SNR: 11.3289829654631
Angular difference between the analysis and refined position is 1.405293 arcmin
Partial Coding Fraction: 0.796875 [ including projection effects ]
Duration
T90: 26.0759999752045 +/- 6.82356414870415
Measured from: -1.26399999856949
to: 24.811999976635 [s; relative to TRIGTIME]
T50: 14.727999985218 +/- 4.80197289713814
Measured from: 7.46799999475479
to: 22.1959999799728 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 24.6679999828339
to: 25.6679999828339 [s; relative to TRIGTIME]
Total Fluence
Measured from: -2.92799997329712
to: 26.6439999938011 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.235300 0.316039 0.129352 0.006494
0.034848 0.033905 0.028282 0.023494 [error]
Peak 0.017814 0.042273 0.014246 -0.003961
0.006540 0.006454 0.005226 0.004448 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 29.572 -2.928 26.644
T90 26.076 -1.264 24.812
T50 14.728 7.468 22.196
Peak 1.000 24.668 25.668
====== 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 -1.801 -0.235 0.226 - - - 1.43e-03 -2.25e-04 2.21e-04 50.830 57
CPL 0.302 -1.382 1.972 44.491 -6.965 13.816 2.38e-02 -2.38e-02 3.15e-01 43.350 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 -1.830 -0.405 0.372 - - - 4.50e-03 -1.23e-03 1.20e-03 59.930 57
CPL 1.013 -2.370 7.545 42.383 -8.832 24.079 2.09e-01 -2.09e-01 5.38e+03 55.380 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 7.16e-08 1.10e-07 1.26e-07 2.77e-07 3.89e-07 5.84e-07 erg/cm2
90%_error_low -1.36e-08 -1.48e-08 -2.59e-08 -9.84e-08 -6.14e-08 -1.29e-07 erg/cm2
90%_error_hi 1.41e-08 1.48e-08 2.64e-08 1.29e-07 6.29e-08 1.54e-07 erg/cm2
Peak flux PL 2.54e-01 2.11e-01 1.19e-01 9.86e-02 6.27e-01 6.82e-01 ph/cm2/s
90%_error_low -8.01e-02 -4.90e-02 -4.02e-02 -5.15e-02 -1.46e-01 -1.61e-01 ph/cm2/s
90%_error_hi 8.52e-02 4.90e-02 4.13e-02 7.66e-02 1.46e-01 1.62e-01 ph/cm2/s
Fluence CPL 5.99e-08 1.38e-07 1.08e-07 1.85e-08 3.22e-07 3.24e-07 erg/cm2
90%_error_low -1.66e-08 -2.30e-08 -3.70e-08 -1.57e-08 -5.70e-08 -5.89e-08 erg/cm2
90%_error_hi 1.66e-08 2.37e-08 3.58e-08 7.10e-08 6.85e-08 9.21e-08 erg/cm2
Peak flux CPL 1.88e-01 2.89e-01 9.59e-02 3.39e-03 5.76e-01 5.77e-01 ph/cm2/s
90%_error_low -1.88e-01 -8.30e-02 -9.59e-02 -3.39e-03 -1.58e-01 -1.58e-01 ph/cm2/s
90%_error_hi 1.06e-01 9.19e-02 6.33e-02 5.30e-02 1.54e-01 1.55e-01 ph/cm2/s
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