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 13:19:19 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger230711
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Trigger: 00230711 Segment: 000
BAT Trigger Time: 180711184 [s; MET]
Trigger Stop: 180711272 [s; MET]
UTC: 2006-09-23T13:33:02.537640 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 346.126952999923 Dec: 3.94232297853285 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 11.45
Image Trigger?: YES
Rate S/N Ratio: 0 [ if not an image trigger ]
Image S/N Ratio: 11.45
Analysis Position: [ source = BAT ]
RA: 346.126952999923 Dec: 3.94232297853285 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 346.119979611968 Dec: 3.9386274639519 [deg; J2000]
{ 23h 04m 28.8s , +03d 56' 19.1" }
+/- 2.06991008803673 [arcmin] (estimated 90% radius based on SNR)
+/- 0.76067956405974 [arcmin] (formal 1-sigma fit error)
SNR: 10.7586832428085
Angular difference between the analysis and refined position is 0.472651 arcmin
Partial Coding Fraction: 0.1738281 [ including projection effects ]
Duration
T90: 73.7279999554157 +/- 9.93160611239548
Measured from: 8.85600000619888
to: 82.5839999616146 [s; relative to TRIGTIME]
T50: 30.5279999673367 +/- 11.9638843075177
Measured from: 26.472000002861
to: 56.9999999701977 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 27.5
to: 28.5 [s; relative to TRIGTIME]
Total Fluence
Measured from: 6.82400000095367
to: 86.6159999966621 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 1.070236 1.324310 0.398699 0.184159
0.110689 0.116936 0.103485 0.098425 [error]
Peak 0.048130 0.036328 0.015754 0.006414
0.013766 0.013555 0.012411 0.011316 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 79.792 6.824 86.616
T90 73.728 8.856 82.584
T50 30.528 26.472 57.000
Peak 1.000 27.500 28.500
====== 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 -2.244 -0.236 0.219 - - - 2.08e-03 -3.43e-04 3.36e-04 52.870 57
CPL -1.129 -0.886 1.685 28.322 -26.767 9.172 1.04e-02 -1.04e-02 1.17e-01 50.410 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 -2.098 -0.816 0.622 - - - 5.67e-03 -2.95e-03 2.81e-03 38.100 57
CPL -0.026 -2.118 0.026 41.860 N/A N/A 8.14e-02 N/A N/A 36.500 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 4.28e-07 5.01e-07 4.23e-07 6.05e-07 1.57e-06 1.96e-06 erg/cm2
90%_error_low -6.19e-08 -5.95e-08 -9.28e-08 -2.22e-07 -2.15e-07 -3.53e-07 erg/cm2
90%_error_hi 6.30e-08 5.89e-08 9.74e-08 2.97e-07 2.22e-07 4.09e-07 erg/cm2
Peak flux PL 4.16e-01 2.95e-01 1.38e-01 9.02e-02 8.92e-01 9.39e-01 ph/cm2/s
90%_error_low -1.96e-01 -1.17e-01 -8.39e-02 -9.02e-02 -3.44e-01 -3.64e-01 ph/cm2/s
90%_error_hi 2.13e-01 1.15e-01 9.21e-02 1.47e-01 3.44e-01 3.69e-01 ph/cm2/s
Fluence CPL 4.07e-07 5.62e-07 3.50e-07 8.81e-08 1.39e-06 1.41e-06 erg/cm2
90%_error_low -6.94e-08 -8.70e-08 -1.46e-07 N/A -2.33e-07 -2.50e-07 erg/cm2
90%_error_hi 6.84e-08 9.08e-08 1.35e-07 N/A 2.87e-07 5.84e-07 erg/cm2
Peak flux CPL 3.18e-01 3.76e-01 1.48e-01 1.34e-02 8.55e-01 8.55e-01 ph/cm2/s
90%_error_low N/A -1.58e-01 -1.01e-01 -1.34e-02 -5.31e-01 -4.03e-01 ph/cm2/s
90%_error_hi N/A 1.69e-01 1.16e-01 1.25e-01 3.48e-01 3.57e-01 ph/cm2/s
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