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: Thu Jun 25 18:08:57 EDT 2015
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger100380
======================================================================
Trigger: 00100380 Segment: 000
BAT Trigger Time: 125181033 [s; MET]
Trigger Stop: 125181033.32 [s; MET]
UTC: 2004-12-19T20:30:34.000000 [includes UTCF correction]
WARNING: UTCFINIT is zero. This is suspicious.
Where From?: (*SHORT BURST*) Expanded to TRIGTIME - 0 ms to TRIGTIME + 320 ms
BAT
RA: 343.9156 Dec: -76.7628 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 0
Image Trigger?: NO
Rate S/N Ratio: 0 [ if not an image trigger ]
Image S/N Ratio: 0
Analysis Position: [ source = BAT ]
RA: 343.9156 Dec: -76.7628 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 343.882419320282 Dec: -76.7855607246957 [deg; J2000]
{ 22h 55m 31.8s , -76d 47' 08.0" }
+/- 1.79662141374674 [arcmin] (estimated 90% radius based on SNR)
+/- 0.865114662409661 [arcmin] (formal 1-sigma fit error)
SNR: 13.1707040723752
Angular difference between the analysis and refined position is 1.439600 arcmin
Partial Coding Fraction: 0.4453125 [ including projection effects ]
Duration
T90: 10 +/- 1
Measured from: 0
to: 10 [s; relative to TRIGTIME]
T50: 4 +/- 1
Measured from: 2
to: 6 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 2
to: 3 [s; relative to TRIGTIME]
Total Fluence
Measured from: 0
to: 12 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.657419 0.757096 0.435005 0.027109
0.027985 0.028881 0.024376 0.018959 [error]
Peak 0.073949 0.097382 0.070130 0.006439
0.008421 0.008975 0.007706 0.005503 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 12.000 0.000 12.000
T90 10.000 0.000 10.000
T50 4.000 2.000 6.000
Peak 1.000 2.000 3.000
====== 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 -2.007 -0.089 0.087 - - - 1.03e-02 -5.43e-04 5.38e-04 44.600 57
CPL -1.543 -0.345 0.373 46.720 -14.126 13.870 1.81e-02 -6.00e-03 1.00e-02 39.170 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 -1.702 -0.171 0.167 - - - 1.75e-02 -1.84e-03 1.83e-03 43.760 57
CPL -1.276 -0.541 0.704 85.261 -28.479 -85.261 2.89e-02 -1.26e-02 3.57e-02 42.380 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 2.55e-07 3.45e-07 3.44e-07 6.17e-07 1.14e-06 1.56e-06 erg/cm2
90%_error_low -1.92e-08 -1.64e-08 -2.45e-08 -8.65e-08 -5.74e-08 -1.11e-07 erg/cm2
90%_error_hi 1.97e-08 1.63e-08 2.45e-08 9.50e-08 5.77e-08 1.16e-07 erg/cm2
Peak flux PL 8.77e-01 7.83e-01 4.81e-01 4.49e-01 2.33e+00 2.59e+00 ph/cm2/s
90%_error_low -1.40e-01 -8.16e-02 -6.36e-02 -1.08e-01 -2.39e-01 -2.58e-01 ph/cm2/s
90%_error_hi 1.46e-01 8.12e-02 6.30e-02 1.25e-01 2.40e-01 2.58e-01 ph/cm2/s
Fluence CPL N/A N/A N/A N/A N/A N/A erg/cm2
90%_error_low -1.92e-08 -1.64e-08 -2.45e-08 -8.65e-08 -5.74e-08 -1.11e-07 erg/cm2
90%_error_hi 1.97e-08 1.63e-08 2.45e-08 9.50e-08 5.77e-08 1.16e-07 erg/cm2
Peak flux CPL 8.14e-01 8.17e-01 5.01e-01 2.88e-01 2.30e+00 2.42e+00 ph/cm2/s
90%_error_low -1.66e-01 -9.54e-02 -7.09e-02 -1.39e-01 -2.45e-01 -2.93e-01 ph/cm2/s
90%_error_hi 1.70e-01 9.84e-02 7.30e-02 2.07e-01 2.45e-01 3.47e-01 ph/cm2/s
======================================================================
Special notes of this burst