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 Jan 13 18:51:39 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger506902
======================================================================
Trigger: 00506902 Segment: 000
BAT Trigger Time: 342009321.024 [s; MET]
Trigger Stop: 342009322.048 [s; MET]
UTC: 2011-11-03T10:35:13.489780 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 327.121853512217 Dec: -10.5472597757318 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 12.23
Image Trigger?: NO
Rate S/N Ratio: 37.5765884561119 [ if not an image trigger ]
Image S/N Ratio: 12.23
Analysis Position: [ source = BAT ]
RA: 327.121853512217 Dec: -10.5472597757318 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 327.111159425537 Dec: -10.5323174969455 [deg; J2000]
{ 21h 48m 26.7s , -10d 31' 56.3" }
+/- 1.14170619401164 [arcmin] (estimated 90% radius based on SNR)
+/- 0.330791758220111 [arcmin] (formal 1-sigma fit error)
SNR: 25.1708493109033
Angular difference between the analysis and refined position is 1.096226 arcmin
Partial Coding Fraction: 0.3164062 [ including projection effects ]
Duration
T90: 11.6159999370575 +/- 0.449319487061713
Measured from: -0.015999972820282
to: 11.5999999642372 [s; relative to TRIGTIME]
T50: 7.04399996995926 +/- 2.1141391096008
Measured from: 1.11599999666214
to: 8.1599999666214 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 6.04000002145767
to: 7.04000002145767 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.416000008583069
to: 12.1399999856949 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.475862 0.772121 0.657359 0.205564
0.038958 0.041178 0.037433 0.031494 [error]
Peak 0.070147 0.157680 0.132102 0.040089
0.012154 0.014073 0.012459 0.010025 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 12.556 -0.416 12.140
T90 11.616 -0.016 11.600
T50 7.044 1.116 8.160
Peak 1.000 6.040 7.040
====== 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 -1.292 -0.101 0.102 - - - 1.13e-02 -6.59e-04 6.59e-04 65.160 57
CPL -0.928 -0.347 0.436 155.913 -57.779 -155.913 1.69e-02 -5.78e-03 1.01e-02 62.680 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 -1.184 -0.159 0.162 - - - 2.70e-02 -2.65e-03 2.65e-03 51.800 57
CPL -0.364 -0.690 0.826 106.161 -29.770 240.874 6.70e-02 -3.53e-02 9.50e-02 47.580 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 1.49e-07 3.10e-07 5.07e-07 1.87e-06 1.40e-06 2.83e-06 erg/cm2
90%_error_low -1.61e-08 -2.06e-08 -3.58e-08 -2.76e-07 -8.97e-08 -3.01e-07 erg/cm2
90%_error_hi 1.66e-08 2.04e-08 3.57e-08 3.08e-07 9.01e-08 3.28e-07 erg/cm2
Peak flux PL 8.22e-01 9.98e-01 8.79e-01 1.33e+00 3.16e+00 4.03e+00 ph/cm2/s
90%_error_low -1.47e-01 -1.16e-01 -9.74e-02 -2.79e-01 -3.20e-01 -4.13e-01 ph/cm2/s
90%_error_hi 1.55e-01 1.14e-01 9.66e-02 3.22e-01 3.21e-01 4.18e-01 ph/cm2/s
Fluence CPL 1.38e-07 3.21e-07 5.23e-07 1.12e-06 1.37e-06 2.10e-06 erg/cm2
90%_error_low -1.95e-08 -2.37e-08 -4.02e-08 -4.49e-07 -9.79e-08 -4.53e-07 erg/cm2
90%_error_hi 1.98e-08 2.42e-08 4.09e-08 7.31e-07 9.74e-08 7.45e-07 erg/cm2
Peak flux CPL 6.93e-01 1.07e+00 9.57e-01 6.12e-01 3.08e+00 3.33e+00 ph/cm2/s
90%_error_low -1.77e-01 -1.35e-01 -1.18e-01 -2.81e-01 -3.30e-01 -4.40e-01 ph/cm2/s
90%_error_hi 1.86e-01 1.39e-01 1.21e-01 5.55e-01 3.29e-01 5.99e-01 ph/cm2/s
======================================================================