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: Fri Jan 17 19:52:10 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger412217
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Trigger: 00412217 Segment: 000
BAT Trigger Time: 287792873.74 [s; MET]
Trigger Stop: 287792873.804 [s; MET]
UTC: 2010-02-13T22:27:48.212320 [includes UTCF correction]
Where From?: (*SHORT BURST*) TDRSS scaled map message
BAT
RA: 349.428219015384 Dec: 43.3834539169845 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.01
Image Trigger?: NO
Rate S/N Ratio: 12.1655250605964 [ if not an image trigger ]
Image S/N Ratio: 7.01
Analysis Position: [ source = BAT ]
RA: 349.428219015384 Dec: 43.3834539169845 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 349.375576883238 Dec: 43.3713184050059 [deg; J2000]
{ 23h 17m 30.1s , +43d 22' 16.7" }
+/- 1.38999449337775 [arcmin] (estimated 90% radius based on SNR)
+/- 0.392826952452956 [arcmin] (formal 1-sigma fit error)
SNR: 19.0026417286463
Angular difference between the analysis and refined position is 2.408464 arcmin
Partial Coding Fraction: 0.59375 [ including projection effects ]
Duration
T90: 2.21599996089935 +/- 0.257619864022535
Measured from: -0.164000034332275
to: 2.05199992656708 [s; relative to TRIGTIME]
T50: 1.17199993133545 +/- 0.808240031162311
Measured from: 0.236000001430511
to: 1.40799993276596 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 1.01199996471405
to: 2.01199996471405 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.392000019550323
to: 2.1599999666214 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.102529 0.138211 0.137618 0.031417
0.010741 0.011396 0.010837 0.009050 [error]
Peak 0.067764 0.091624 0.089674 0.012491
0.007078 0.007722 0.007469 0.006007 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 2.552 -0.392 2.160
T90 2.216 -0.164 2.052
T50 1.172 0.236 1.408
Peak 1.000 1.012 2.012
====== 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 -1.294 -0.143 0.143 - - - 1.06e-02 -8.95e-04 8.93e-04 61.900 57
CPL -0.842 -0.504 0.591 134.748 -49.495 -134.748 1.76e-02 -7.35e-03 1.57e-02 59.720 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 -1.333 -0.145 0.144 - - - 1.76e-02 -1.55e-03 1.55e-03 64.950 57
CPL -0.713 -0.565 0.646 106.750 -31.481 415.430 3.58e-02 -1.68e-02 3.72e-02 61.400 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 2.86e-08 5.95e-08 9.72e-08 3.57e-07 2.68e-07 5.42e-07 erg/cm2
90%_error_low -4.14e-09 -5.41e-09 -1.02e-08 -7.49e-08 -2.54e-08 -8.33e-08 erg/cm2
90%_error_hi 4.30e-09 5.37e-09 1.02e-08 8.75e-08 2.56e-08 9.39e-08 erg/cm2
Peak flux PL 6.18e-01 6.87e-01 5.46e-01 7.17e-01 2.12e+00 2.57e+00 ph/cm2/s
90%_error_low -9.02e-02 -6.46e-02 -5.90e-02 -1.46e-01 -1.85e-01 -2.34e-01 ph/cm2/s
90%_error_hi 9.40e-02 6.41e-02 5.85e-02 1.67e-01 1.85e-01 2.37e-01 ph/cm2/s
Fluence CPL 2.62e-08 6.22e-08 1.01e-07 1.91e-07 2.61e-07 3.80e-07 erg/cm2
90%_error_low -4.96e-09 -6.26e-09 -1.13e-08 -9.27e-08 -2.72e-08 -9.59e-08 erg/cm2
90%_error_hi 5.04e-09 6.42e-09 1.16e-08 1.92e-07 2.72e-08 1.94e-07 erg/cm2
Peak flux CPL 5.51e-01 7.28e-01 5.79e-01 3.77e-01 2.07e+00 2.23e+00 ph/cm2/s
90%_error_low -1.09e-01 -7.56e-02 -6.79e-02 -1.62e-01 -1.90e-01 -2.56e-01 ph/cm2/s
90%_error_hi 1.11e-01 7.74e-02 6.96e-02 3.05e-01 1.90e-01 3.38e-01 ph/cm2/s
======================================================================