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 16:31:28 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger209352
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Trigger: 00209352 Segment: 000
BAT Trigger Time: 168942136 [s; MET]
Trigger Stop: 168942200 [s; MET]
UTC: 2006-05-10T08:22:14.815740 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 239.141458616034 Dec: 78.5593987782931 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 10.54
Image Trigger?: YES
Rate S/N Ratio: 0 [ if not an image trigger ]
Image S/N Ratio: 10.54
Analysis Position: [ source = BAT ]
RA: 239.141458616034 Dec: 78.5593987782931 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 239.290239064342 Dec: 78.5624064417199 [deg; J2000]
{ 15h 57m 09.7s , +78d 33' 44.7" }
+/- 1.89063030219652 [arcmin] (estimated 90% radius based on SNR)
+/- 0.869039888702695 [arcmin] (formal 1-sigma fit error)
SNR: 12.2452053862035
Angular difference between the analysis and refined position is 1.779597 arcmin
Partial Coding Fraction: 0.96875 [ including projection effects ]
Duration
T90: 262.936000019312 +/- 9.03104688621087
Measured from: 43.9679999947548
to: 306.904000014067 [s; relative to TRIGTIME]
T50: 129.732000023127 +/- 11.1911107800654
Measured from: 121.263999998569
to: 250.996000021696 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 136.384000003338
to: 137.384000003338 [s; relative to TRIGTIME]
Total Fluence
Measured from: 25.5959999859333
to: 326.043999999762 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 2.519392 2.686179 1.744223 0.300014
0.078386 0.081615 0.071862 0.063926 [error]
Peak 0.026826 0.020290 0.020811 0.010113
0.004836 0.004941 0.004446 0.003704 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 300.448 25.596 326.044
T90 262.936 43.968 306.904
T50 129.732 121.264 250.996
Peak 1.000 136.384 137.384
====== 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 -1.765 -0.075 0.074 - - - 1.44e-03 -5.74e-05 5.71e-05 44.420 57
CPL -1.589 -0.230 0.300 113.805 -43.810 -113.805 1.76e-03 -3.69e-04 7.19e-04 43.310 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 -1.398 -0.357 0.356 - - - 4.67e-03 -9.38e-04 9.25e-04 56.480 57
CPL -1.397 -0.357 0.935 9999.310 -9999.310 -9999.310 4.68e-03 -9.42e-04 8.99e-03 56.480 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 7.07e-07 1.11e-06 1.30e-06 2.96e-06 3.98e-06 6.08e-06 erg/cm2
90%_error_low -4.67e-08 -4.27e-08 -7.19e-08 -3.43e-07 -1.64e-07 -3.98e-07 erg/cm2
90%_error_hi 4.78e-08 4.26e-08 7.19e-08 3.73e-07 1.65e-07 4.22e-07 erg/cm2
Peak flux PL 1.74e-01 1.86e-01 1.41e-01 1.75e-01 5.68e-01 6.77e-01 ph/cm2/s
90%_error_low -5.72e-02 -3.93e-02 -3.63e-02 -7.77e-02 -1.11e-01 -1.36e-01 ph/cm2/s
90%_error_hi 6.19e-02 3.83e-02 3.54e-02 1.10e-01 1.11e-01 1.40e-01 ph/cm2/s
Fluence CPL 6.85e-07 1.12e-06 1.31e-06 2.24e-06 3.91e-06 5.35e-06 erg/cm2
90%_error_low -5.79e-08 -4.95e-08 -7.39e-08 -7.80e-07 -1.97e-07 -8.11e-07 erg/cm2
90%_error_hi 5.88e-08 5.01e-08 7.44e-08 8.26e-07 1.97e-07 8.85e-07 erg/cm2
Peak flux CPL 1.74e-01 1.86e-01 1.41e-01 1.74e-01 5.72e-01 6.80e-01 ph/cm2/s
90%_error_low N/A N/A N/A N/A N/A -1.71e-01 ph/cm2/s
90%_error_hi N/A N/A N/A N/A N/A 1.25e-01 ph/cm2/s
======================================================================