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 20 06:55:00 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger292934
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Trigger: 00292934 Segment: 000
BAT Trigger Time: 213090057.28 [s; MET]
Trigger Stop: 213090058.304 [s; MET]
UTC: 2007-10-03T07:40:55.014420 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 301.855657563997 Dec: 10.9597786609722 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 17.83
Image Trigger?: NO
Rate S/N Ratio: 105.73551910309 [ if not an image trigger ]
Image S/N Ratio: 17.83
Analysis Position: [ source = BAT ]
RA: 301.855657563997 Dec: 10.9597786609722 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 301.858006009158 Dec: 10.9546334702133 [deg; J2000]
{ 20h 07m 25.9s , +10d 57' 16.7" }
+/- 0.879423354569308 [arcmin] (estimated 90% radius based on SNR)
+/- 0.356959080191321 [arcmin] (formal 1-sigma fit error)
SNR: 36.5456364981517
Angular difference between the analysis and refined position is 0.338290 arcmin
Partial Coding Fraction: 0.34375 [ including projection effects ]
Duration
T90: 148.387999981642 +/- 4.61634835482968
Measured from: -1.47999998927116
to: 146.907999992371 [s; relative to TRIGTIME]
T50: 18.6520000100136 +/- 2.47665906139732
Measured from: 2.5160000026226
to: 21.1680000126362 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 0.372000008821487
to: 1.37200000882149 [s; relative to TRIGTIME]
Total Fluence
Measured from: -7.56799998879433
to: 167.595999985933 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 2.768095 4.425166 3.819234 1.192102
0.121120 0.121398 0.110544 0.103659 [error]
Peak 0.133555 0.243109 0.315384 0.115953
0.012052 0.014163 0.015695 0.013712 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 175.164 -7.568 167.596
T90 148.388 -1.480 146.908
T50 18.652 2.516 21.168
Peak 1.000 0.372 1.372
====== 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 -1.335 -0.062 0.062 - - - 4.86e-03 -1.54e-04 1.54e-04 53.140 57
CPL -1.332 -0.062 0.074 9998.400 -9998.400 -9998.400 4.88e-03 -1.53e-04 5.69e-04 53.170 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 -0.841 -0.106 0.108 - - - 5.53e-02 -3.22e-03 3.21e-03 42.510 57
CPL -0.834 -0.107 0.329 9998.480 -9998.480 -9998.480 5.57e-02 -3.18e-03 1.97e-02 42.530 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 9.33e-07 1.90e-06 3.01e-06 1.06e-05 8.35e-06 1.64e-05 erg/cm2
90%_error_low -6.17e-08 -7.24e-08 -1.16e-07 -9.33e-07 -2.85e-07 -9.91e-07 erg/cm2
90%_error_hi 6.34e-08 7.21e-08 1.15e-07 9.97e-07 2.86e-07 1.04e-06 erg/cm2
Peak flux PL 1.22e+00 1.81e+00 2.03e+00 4.28e+00 6.35e+00 9.33e+00 ph/cm2/s
90%_error_low -1.52e-01 -1.38e-01 -1.24e-01 -5.73e-01 -3.66e-01 -6.29e-01 ph/cm2/s
90%_error_hi 1.60e-01 1.37e-01 1.23e-01 6.30e-01 3.66e-01 6.52e-01 ph/cm2/s
Fluence CPL 9.41e-07 1.89e-06 2.99e-06 1.11e-05 8.38e-06 1.58e-05 erg/cm2
90%_error_low -8.25e-08 -7.54e-08 -1.11e-07 -2.94e-06 -3.35e-07 -1.87e-06 erg/cm2
90%_error_hi 5.76e-08 7.71e-08 1.40e-07 -1.17e-08 2.70e-07 1.06e-06 erg/cm2
Peak flux CPL 1.21e+00 1.81e+00 2.03e+00 4.25e+00 6.35e+00 9.30e+00 ph/cm2/s
90%_error_low N/A -1.38e-01 N/A N/A N/A N/A ph/cm2/s
90%_error_hi N/A 1.37e-01 N/A N/A N/A N/A ph/cm2/s
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