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 Feb 13 10:43:26 EST 2017
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger733103
======================================================================
Trigger: 00733103 Segment: 000
BAT Trigger Time: 506206226.56 [s; MET]
Trigger Stop: 506206234.752 [s; MET]
UTC: 2017-01-15T20:50:08.094080 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 332.15417811853 Dec: 13.7808240200914 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.53
Image Trigger?: NO
Rate S/N Ratio: 8.60232526704263 [ if not an image trigger ]
Image S/N Ratio: 7.53
Analysis Position: [ source = BAT ]
RA: 332.15417811853 Dec: 13.7808240200914 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 332.149281035963 Dec: 13.7556910633252 [deg; J2000]
{ 22h 08m 35.8s , +13d 45' 20.5" }
+/- 1.95410541920048 [arcmin] (estimated 90% radius based on SNR)
+/- 0.98713010812511 [arcmin] (formal 1-sigma fit error)
SNR: 11.680956201076
Angular difference between the analysis and refined position is 1.534744 arcmin
Partial Coding Fraction: 1.015625 [ including projection effects ]
Duration
T90: 32.0439999699593 +/- 9.1692202217165
Measured from: 3.95999997854233
to: 36.0039999485016 [s; relative to TRIGTIME]
T50: 18.6559999585152 +/- 6.77339971292067
Measured from: 8.95999997854233
to: 27.6159999370575 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 4.97200000286102
to: 5.97200000286102 [s; relative to TRIGTIME]
Total Fluence
Measured from: 2.94800001382828
to: 52.4959999918938 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.242114 0.284689 0.212424 0.047533
0.036665 0.038416 0.033877 0.030255 [error]
Peak 0.010984 0.013753 0.013038 0.012837
0.005360 0.005621 0.004899 0.004397 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 49.548 2.948 52.496
T90 32.044 3.960 36.004
T50 18.656 8.960 27.616
Peak 1.000 4.972 5.972
====== 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 -1.458 -0.248 0.245 - - - 9.91e-04 -1.47e-04 1.45e-04 43.390 57
CPL -1.232 -0.922 1.060 157.820 -157.820 -157.820 1.31e-03 -4.63e-04 3.50e-03 43.210 56
=== 1-s peak 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 -1.363 -0.787 0.754 - - - 2.52e-03 -1.07e-03 1.03e-03 49.520 57
CPL -0.782 -7.124 8.870 107.707 -107.707 -107.707 4.88e-03 -4.88e-03 3.82e+01 49.420 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 6.03e-08 1.14e-07 1.65e-07 5.13e-07 4.69e-07 8.53e-07 erg/cm2
90%_error_low -1.35e-08 -1.63e-08 -3.23e-08 -1.83e-07 -7.73e-08 -2.14e-07 erg/cm2
90%_error_hi 1.41e-08 1.62e-08 3.22e-08 2.43e-07 7.89e-08 2.65e-07 erg/cm2
Peak flux PL 9.10e-02 9.94e-02 7.73e-02 9.86e-02 3.05e-01 3.66e-01 ph/cm2/s
90%_error_low -5.63e-02 -4.41e-02 -7.73e-02 -9.86e-02 -1.22e-01 -1.51e-01 ph/cm2/s
90%_error_hi 6.88e-02 4.21e-02 3.91e-02 1.50e-01 1.23e-01 1.62e-01 ph/cm2/s
Fluence CPL 5.87e-08 1.17e-07 1.67e-07 3.42e-07 4.58e-07 6.84e-07 erg/cm2
90%_error_low -1.51e-08 -1.90e-08 -3.34e-08 -2.63e-07 -8.98e-08 -2.83e-07 erg/cm2
90%_error_hi 1.46e-08 2.16e-08 3.40e-08 2.22e-07 8.72e-08 2.46e-07 erg/cm2
Peak flux CPL 8.12e-02 1.04e-01 8.12e-02 5.35e-02 2.97e-01 3.21e-01 ph/cm2/s
90%_error_low N/A -4.82e-02 -4.36e-02 -5.35e-02 -1.40e-01 -1.63e-01 ph/cm2/s
90%_error_hi N/A 5.63e-02 4.93e-02 8.07e-02 1.28e-01 2.01e-01 ph/cm2/s
======================================================================
Special notes of this burst