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 GROUND-DETECTED GRB DATA PROCESSING REPORT
Process Script: hand-made scripts that follow steps in batgrbproduct
but without using TDRSS info
Process Start Time: Mon Sep 29 23:59:32 EDT 2014
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/ground_detect_bursts/scripts
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BAT Trigger Time: 290934384.0
UTC: 2010-03-22T07:06:18.364 [includes UTCF correction]
Where From?: Ground analysis (best_duration.txt)
NOTE: BAT trigger time for ground-detected burst is the T100 start time.
Analysis Position: [ source = GCN ]
RA: 76.489 Dec: 42.685 [deg; J2000]
Refined Position: [ source = BAT pre-slew image ]
RA: 76.489 Dec: 42.685 [deg; J2000]
{ 05h 05m 57.4s , +42d 41' 06.0" }
+/- 2.81292988964 [arcmin] (estimated 90% radius based on SNR)
SNR: 6.94255957363
Angular difference between the analysis and refined position is 0.000000 arcmin
Partial Coding Fraction: 6.250000e-01 [ including projection effects ]
Duration
T90: 1. +/- 1.4142135623731
Measured from: 0
to: 1 [s; relative to TRIGTIME]
T50: 1. +/- 1.
Measured from: 0
to: 1 [s; relative to TRIGTIME]
====== Table of the duration information =============================
Value tstart tstop
T100 1.000 0.000 1.000
T90 1.000 0.000 1.000
T50 1.000 0.000 1.000
Peak 1.000 0.000 1.000
====== 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 -2.021 -0.469 0.416 - - - 5.02e-03 -1.56e-03 1.49e-03 60.950 57
CPL -1.477 -0.649 2.997 37.042 N/A N/A 1.08e-02 N/A N/A 60.770 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 -2.021 -0.469 0.416 - - - 5.02e-03 -1.56e-03 1.49e-03 60.950 57
CPL -1.477 -0.650 2.997 37.042 N/A N/A 1.08e-02 N/A N/A 60.770 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 1.05e-08 1.40e-08 1.38e-08 2.45e-08 4.64e-08 6.29e-08 erg/cm2
90%_error_low -3.24e-09 -3.35e-09 -5.51e-09 -1.48e-08 -1.30e-08 -2.27e-08 erg/cm2
90%_error_hi 3.36e-09 3.32e-09 5.83e-09 2.53e-08 1.36e-08 3.06e-08 erg/cm2
Peak flux PL 3.42e-01 2.53e-01 1.25e-01 8.75e-02 7.61e-01 8.07e-01 ph/cm2/s
90%_error_low -1.07e-01 -5.95e-02 -4.84e-02 -5.09e-02 -1.77e-01 -1.90e-01 ph/cm2/s
90%_error_hi 1.12e-01 5.93e-02 5.05e-02 8.15e-02 1.77e-01 1.91e-01 ph/cm2/s
Fluence CPL N/A N/A N/A N/A N/A N/A erg/cm2
90%_error_low -3.24e-09 -3.35e-09 -5.51e-09 -1.48e-08 -1.30e-08 -2.27e-08 erg/cm2
90%_error_hi 3.36e-09 3.32e-09 5.83e-09 2.53e-08 1.36e-08 3.06e-08 erg/cm2
Peak flux CPL 3.32e-01 2.71e-01 1.20e-01 3.72e-02 7.49e-01 7.61e-01 ph/cm2/s
90%_error_low -1.19e-01 N/A -7.18e-02 -3.72e-02 -1.82e-01 N/A ph/cm2/s
90%_error_hi 1.15e-01 N/A 5.54e-02 9.40e-02 1.83e-01 N/A ph/cm2/s
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Special notes of this burst