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 Oct 13 20:10:13 EDT 2014
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger613160
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Trigger: 00613160 Segment: 000
BAT Trigger Time: 432832528.064 [s; MET]
Trigger Stop: 432832532.16 [s; MET]
UTC: 2014-09-19T15:15:15.516440 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 221.555860331452 Dec: -32.1541282696393 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.04
Image Trigger?: NO
Rate S/N Ratio: 20.4694894904587 [ if not an image trigger ]
Image S/N Ratio: 7.04
Analysis Position: [ source = BAT ]
RA: 221.555860331452 Dec: -32.1541282696393 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 221.541182262144 Dec: -32.1539395605299 [deg; J2000]
{ 14h 46m 09.9s , -32d 09' 14.2" }
+/- 1.48950594371843 [arcmin] (estimated 90% radius based on SNR)
+/- 0.63356051943859 [arcmin] (formal 1-sigma fit error)
SNR: 17.2153231458842
Angular difference between the analysis and refined position is 0.745691 arcmin
Partial Coding Fraction: 0.1425781 [ including projection effects ]
Duration
T90: 152.304000020027 +/- 21.2798390673805
Measured from: 3.06400001049042
to: 155.368000030518 [s; relative to TRIGTIME]
T50: 67.6640000343323 +/- 10.0444961564706
Measured from: 24.472000002861
to: 92.1360000371933 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 38.972000002861
to: 39.972000002861 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.744000017642975
to: 172.32800000906 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 2.800911 3.869868 2.795734 0.493909
0.255922 0.220336 0.189563 0.175312 [error]
Peak 0.068396 0.115877 0.042527 0.032550
0.020794 0.019015 0.015401 0.014615 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 173.072 -0.744 172.328
T90 152.304 3.064 155.368
T50 67.664 24.472 92.136
Peak 1.000 38.972 39.972
====== 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 -1.680 -0.121 0.120 - - - 3.85e-03 -2.63e-04 2.62e-04 54.330 57
CPL -1.252 -0.448 0.510 86.233 -24.087 -86.233 6.34e-03 -2.54e-03 4.97e-03 51.740 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 -1.978 -0.427 0.394 - - - 1.33e-02 -3.69e-03 3.59e-03 69.630 57
CPL 0.657 -2.589 6.480 40.124 N/A N/A 4.67e-01 N/A N/A 66.670 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 1.01e-06 1.66e-06 2.07e-06 5.14e-06 6.19e-06 9.88e-06 erg/cm2
90%_error_low -1.15e-07 -1.15e-07 -1.86e-07 -9.29e-07 -4.42e-07 -1.08e-06 erg/cm2
90%_error_hi 1.19e-07 1.15e-07 1.86e-07 1.06e-06 4.44e-07 1.19e-06 erg/cm2
Peak flux PL 8.69e-01 6.60e-01 3.35e-01 2.44e-01 1.98e+00 2.11e+00 ph/cm2/s
90%_error_low -2.93e-01 -1.59e-01 -1.15e-01 -1.30e-01 -4.84e-01 -5.06e-01 ph/cm2/s
90%_error_hi 3.17e-01 1.59e-01 1.17e-01 1.93e-01 4.86e-01 5.06e-01 ph/cm2/s
Fluence CPL 9.36e-07 1.73e-06 2.11e-06 2.77e-06 5.97e-06 7.55e-06 erg/cm2
90%_error_low -1.38e-07 -1.35e-07 -1.99e-07 -1.26e-06 -4.97e-07 -1.36e-06 erg/cm2
90%_error_hi 1.41e-07 1.38e-07 2.02e-07 2.58e-06 4.98e-07 2.59e-06 erg/cm2
Peak flux CPL 6.43e-01 8.76e-01 2.66e-01 9.26e-03 1.79e+00 1.80e+00 ph/cm2/s
90%_error_low -6.43e-01 -2.71e-01 -2.66e-01 -9.26e-03 -5.10e-01 -5.12e-01 ph/cm2/s
90%_error_hi 3.96e-01 2.71e-01 1.87e-01 2.21e-01 5.30e-01 5.37e-01 ph/cm2/s
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