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 Jan 22 18:08:58 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger201391
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Trigger: 00201391 Segment: 000
BAT Trigger Time: 163820173.824 [s; MET]
Trigger Stop: 163820174.848 [s; MET]
UTC: 2006-03-12T01:36:12.758340 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 45.7682083493773 Dec: 12.8200326522603 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 8.02
Image Trigger?: NO
Rate S/N Ratio: 14.6628782986152 [ if not an image trigger ]
Image S/N Ratio: 8.02
Analysis Position: [ source = BAT ]
RA: 45.7682083493773 Dec: 12.8200326522603 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 45.7838548149859 Dec: 12.8248190949887 [deg; J2000]
{ 03h 03m 08.1s , +12d 49' 29.3" }
+/- 0.858836081840266 [arcmin] (estimated 90% radius based on SNR)
+/- 0.215980760751576 [arcmin] (formal 1-sigma fit error)
SNR: 37.8035219793428
Angular difference between the analysis and refined position is 0.959370 arcmin
Partial Coding Fraction: 1.015625 [ including projection effects ]
Duration
T90: 44.6560000181198 +/- 3.23408410540887
Measured from: -25.7520000040531
to: 18.9040000140667 [s; relative to TRIGTIME]
T50: 15.7840000092983 +/- 1.56688225459704
Measured from: -6.64399999380112
to: 9.14000001549721 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 5.63199999928474
to: 6.63199999928474 [s; relative to TRIGTIME]
Total Fluence
Measured from: -29.272000014782
to: 29.4239999949932 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 1.179177 1.424628 0.787942 0.178074
0.040058 0.041633 0.035916 0.029742 [error]
Peak 0.050512 0.080161 0.054112 0.008866
0.005788 0.006171 0.005364 0.004219 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 58.696 -29.272 29.424
T90 44.656 -25.752 18.904
T50 15.784 -6.644 9.140
Peak 1.000 5.632 6.632
====== 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: CPL)
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 -1.817 -0.074 0.073 - - - 3.57e-03 -1.48e-04 1.47e-04 56.740 57
CPL -1.353 -0.312 0.340 64.703 -10.861 38.286 6.26e-03 -1.94e-03 3.15e-03 50.090 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 -1.530 -0.154 0.152 - - - 1.19e-02 -1.16e-03 1.15e-03 52.030 57
CPL -0.716 -0.662 0.787 72.303 -17.094 106.688 3.30e-02 -1.83e-02 5.44e-02 47.500 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 3.60e-07 5.46e-07 6.20e-07 1.34e-06 1.93e-06 2.87e-06 erg/cm2
90%_error_low -2.32e-08 -2.12e-08 -3.53e-08 -1.56e-07 -8.12e-08 -1.86e-07 erg/cm2
90%_error_hi 2.37e-08 2.12e-08 3.54e-08 1.70e-07 8.17e-08 1.97e-07 erg/cm2
Peak flux PL 5.04e-01 4.99e-01 3.45e-01 3.77e-01 1.50e+00 1.73e+00 ph/cm2/s
90%_error_low -7.19e-02 -4.69e-02 -4.25e-02 -8.45e-02 -1.37e-01 -1.63e-01 ph/cm2/s
90%_error_hi 7.44e-02 4.67e-02 4.24e-02 9.83e-02 1.37e-01 1.64e-01 ph/cm2/s
Fluence CPL 3.35e-07 5.69e-07 6.21e-07 6.53e-07 1.84e-06 2.18e-06 erg/cm2
90%_error_low -2.81e-08 -2.64e-08 -3.79e-08 -2.32e-07 -9.99e-08 -2.55e-07 erg/cm2
90%_error_hi 2.85e-08 2.68e-08 3.78e-08 3.86e-07 1.00e-07 3.97e-07 erg/cm2
Peak flux CPL 4.54e-01 5.47e-01 3.57e-01 1.47e-01 1.46e+00 1.50e+00 ph/cm2/s
90%_error_low -8.36e-02 -6.13e-02 -4.82e-02 -7.83e-02 -1.42e-01 -1.64e-01 ph/cm2/s
90%_error_hi 8.48e-02 6.36e-02 4.82e-02 1.64e-01 1.41e-01 1.99e-01 ph/cm2/s
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