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 21:26:44 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger146372
======================================================================
Trigger: 00146372 Segment: 000
BAT Trigger Time: 143289051.92 [s; MET]
Trigger Stop: 143289051.984 [s; MET]
UTC: 2005-07-17T10:30:52.293760 [includes UTCF correction]
Where From?: (*SHORT BURST*) TDRSS scaled map message
BAT
RA: 214.331859623212 Dec: -50.5394150035486 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 8.53
Image Trigger?: NO
Rate S/N Ratio: 15.556349186104 [ if not an image trigger ]
Image S/N Ratio: 8.53
Analysis Position: [ source = BAT ]
RA: 214.331859623212 Dec: -50.5394150035486 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 214.354532915211 Dec: -50.5414526184418 [deg; J2000]
{ 14h 17m 25.1s , -50d 32' 29.2" }
+/- 0.680693708432702 [arcmin] (estimated 90% radius based on SNR)
+/- 0.230425168592094 [arcmin] (formal 1-sigma fit error)
SNR: 52.6937075070917
Angular difference between the analysis and refined position is 0.873179 arcmin
Partial Coding Fraction: 0.46875 [ including projection effects ]
Duration
T90: 85.0160000026226 +/- 18.8967468076688
Measured from: 2.84800001978874
to: 87.8640000224113 [s; relative to TRIGTIME]
T50: 27.3840000033379 +/- 2.1515166673899
Measured from: 6.91600000858307
to: 34.3000000119209 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 2.70400002598763
to: 3.70400002598763 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.015999972820282
to: 209.152000010014 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 2.159728 3.295414 2.935660 0.957185
0.077261 0.076779 0.067059 0.055870 [error]
Peak 0.143072 0.258371 0.266664 0.099012
0.009932 0.011332 0.011809 0.009841 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 209.168 -0.016 209.152
T90 85.016 2.848 87.864
T50 27.384 6.916 34.300
Peak 1.000 2.704 3.704
====== 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 -1.286 -0.051 0.051 - - - 3.06e-03 -8.21e-05 8.19e-05 60.620 57
CPL -1.285 -0.049 0.097 9999.360 -9999.360 -9999.360 3.07e-03 -8.00e-05 3.58e-04 60.700 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 -1.068 -0.086 0.087 - - - 5.40e-02 -2.54e-03 2.54e-03 57.350 57
CPL -1.064 -0.085 0.089 9999.350 -9999.350 -9999.350 5.43e-02 -2.53e-03 1.42e-02 57.380 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 6.69e-07 1.40e-06 2.30e-06 8.51e-06 6.34e-06 1.29e-05 erg/cm2
90%_error_low -3.90e-08 -4.75e-08 -6.90e-08 -6.00e-07 -1.74e-07 -6.26e-07 erg/cm2
90%_error_hi 3.99e-08 4.73e-08 6.88e-08 6.33e-07 1.74e-07 6.53e-07 erg/cm2
Peak flux PL 4.39e-04 5.35e-03 6.85e-02 6.03e+00 3.10e-01 6.08e+00 ph/cm2/s
90%_error_low N/A N/A -2.38e-03 -2.68e-01 -1.05e-02 -2.51e-01 ph/cm2/s
90%_error_hi N/A N/A 7.08e-03 3.90e-01 3.11e-02 4.24e-01 ph/cm2/s
Fluence CPL 6.68e-07 1.40e-06 2.28e-06 8.70e-06 6.37e-06 1.28e-05 erg/cm2
90%_error_low N/A N/A N/A N/A -2.04e-07 -1.20e-06 erg/cm2
90%_error_hi N/A N/A N/A N/A 1.44e-07 6.20e-07 erg/cm2
Peak flux CPL 1.50e+00 1.91e+00 1.81e+00 3.08e+00 6.27e+00 8.59e+00 ph/cm2/s
90%_error_low -2.00e-01 -1.05e-01 -8.98e-02 N/A -3.27e-01 -1.12e+00 ph/cm2/s
90%_error_hi 1.33e-01 1.21e-01 1.33e-01 N/A 2.77e-01 1.43e-01 ph/cm2/s
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