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: Wed Nov 19 23:03:05 EST 2014
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger616061
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Trigger: 00616061 Segment: 000
BAT Trigger Time: 435634075.456 [s; MET]
Trigger Stop: 435634083.648 [s; MET]
UTC: 2014-10-22T01:27:42.770160 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 241.90130639089 Dec: -72.1292547480145 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.94
Image Trigger?: NO
Rate S/N Ratio: 14.0356688476182 [ if not an image trigger ]
Image S/N Ratio: 7.94
Analysis Position: [ source = BAT ]
RA: 241.90130639089 Dec: -72.1292547480145 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 241.929264829074 Dec: -72.1517468200457 [deg; J2000]
{ 16h 07m 43.0s , -72d 09' 06.3" }
+/- 2.21278245493836 [arcmin] (estimated 90% radius based on SNR)
+/- 1.05281805491185 [arcmin] (formal 1-sigma fit error)
SNR: 9.7802235342144
Angular difference between the analysis and refined position is 1.444261 arcmin
Partial Coding Fraction: 0.3984375 [ including projection effects ]
Duration
T90: 8.71599990129471 +/- 1.5595947757381
Measured from: -0.059999942779541
to: 8.65599995851517 [s; relative to TRIGTIME]
T50: 4.79199993610382 +/- 1.58170035497258
Measured from: 1.98400002717972
to: 6.77599996328354 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 6.19600003957748
to: 7.19600003957748 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.383999943733215
to: 9.17200005054474 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.111202 0.252007 0.225856 0.096321
0.038793 0.036355 0.031049 0.027722 [error]
Peak 0.021501 0.035695 0.035715 0.021678
0.012582 0.011783 0.010102 0.008803 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 9.556 -0.384 9.172
T90 8.716 -0.060 8.656
T50 4.792 1.984 6.776
Peak 1.000 6.196 7.196
====== 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: N/A)
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 -1.309 -0.260 0.271 - - - 5.04e-03 -7.68e-04 7.66e-04 73.180 57
CPL -0.812 -0.720 1.495 128.377 -65.594 -128.377 8.67e-03 -4.29e-03 3.30e-02 72.690 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 -1.109 -0.565 0.662 - - - 7.93e-03 -2.65e-03 2.42e-03 57.880 57
CPL -1.127 -0.546 0.979 9999.360 -9999.360 -9999.360 8.01e-03 -2.35e-03 1.87e-02 57.900 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 5.14e-08 1.06e-07 1.71e-07 6.20e-07 4.75e-07 9.49e-07 erg/cm2
90%_error_low -1.49e-08 -1.97e-08 -2.92e-08 -2.06e-07 -7.41e-08 -2.27e-07 erg/cm2
90%_error_hi 1.65e-08 1.93e-08 2.88e-08 2.71e-07 7.44e-08 2.78e-07 erg/cm2
Peak flux PL 2.25e-01 2.85e-01 2.65e-01 4.31e-01 9.21e-01 1.21e+00 ph/cm2/s
90%_error_low -1.39e-01 -1.28e-01 -7.89e-02 -2.35e-01 -3.07e-01 -3.44e-01 ph/cm2/s
90%_error_hi 1.86e-01 1.21e-01 7.70e-02 3.93e-01 3.16e-01 3.47e-01 ph/cm2/s
Fluence CPL 4.64e-08 1.11e-07 1.79e-07 3.28e-07 4.61e-07 6.62e-07 erg/cm2
90%_error_low -1.86e-08 -2.23e-08 -3.40e-08 -2.40e-07 -8.44e-08 -2.52e-07 erg/cm2
90%_error_hi 1.98e-08 2.35e-08 3.53e-08 5.23e-07 8.10e-08 3.80e-07 erg/cm2
Peak flux CPL 2.25e-01 2.89e-01 2.62e-01 4.41e-01 9.50e-01 1.20e+00 ph/cm2/s
90%_error_low N/A -1.33e-01 -7.69e-02 N/A -3.37e-01 -1.20e+00 ph/cm2/s
90%_error_hi N/A 1.14e-01 8.46e-02 N/A 2.87e-01 3.41e-01 ph/cm2/s
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