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: Fri Jan 17 15:43:22 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger436094
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Trigger: 00436094 Segment: 000
BAT Trigger Time: 308509121.6 [s; MET]
Trigger Stop: 308509122.624 [s; MET]
UTC: 2010-10-11T16:58:35.338240 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 48.2984265172764 Dec: -65.9859644209653 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 6.65
Image Trigger?: NO
Rate S/N Ratio: 24.7991935352745 [ if not an image trigger ]
Image S/N Ratio: 6.65
Analysis Position: [ source = BAT ]
RA: 48.2984265172764 Dec: -65.9859644209653 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 48.2852828611556 Dec: -65.989963225321 [deg; J2000]
{ 03h 13m 08.5s , -65d 59' 23.9" }
+/- 1.24735422319305 [arcmin] (estimated 90% radius based on SNR)
+/- 0.494052326765422 [arcmin] (formal 1-sigma fit error)
SNR: 22.1814581302907
Angular difference between the analysis and refined position is 0.400687 arcmin
Partial Coding Fraction: 0.875 [ including projection effects ]
Duration
T90: 70.891999900341 +/- 18.643600613615
Measured from: 0.38400000333786
to: 71.2759999036789 [s; relative to TRIGTIME]
T50: 28.9079999923706 +/- 5.09016622077145
Measured from: 4.32799994945526
to: 33.2359999418259 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: -0.224000036716461
to: 0.775999963283539 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.379999995231628
to: 87.0719999670982 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.491277 0.710872 0.634676 0.290676
0.050406 0.052072 0.047134 0.043235 [error]
Peak 0.036096 0.066473 0.049111 0.015231
0.006244 0.006647 0.006324 0.005628 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 87.452 -0.380 87.072
T90 70.892 0.384 71.276
T50 28.908 4.328 33.236
Peak 1.000 -0.224 0.776
====== 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 -1.234 -0.142 0.144 - - - 1.57e-03 -1.17e-04 1.17e-04 51.870 57
CPL -1.232 -0.142 0.151 9999.360 -9999.360 -9999.360 1.57e-03 -1.17e-04 2.62e-04 51.920 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 -1.270 -0.192 0.194 - - - 1.13e-02 -1.32e-03 1.32e-03 56.710 57
CPL -0.502 -0.818 1.063 95.331 -31.835 -95.331 2.82e-02 -1.72e-02 7.13e-02 54.200 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 1.36e-07 2.95e-07 5.02e-07 1.96e-06 1.38e-06 2.89e-06 erg/cm2
90%_error_low -2.03e-08 -2.59e-08 -4.64e-08 -3.90e-07 -1.15e-07 -4.20e-07 erg/cm2
90%_error_hi 2.12e-08 2.55e-08 4.59e-08 4.57e-07 1.16e-07 4.78e-07 erg/cm2
Peak flux PL 3.73e-01 4.30e-01 3.57e-01 4.98e-01 1.34e+00 1.66e+00 ph/cm2/s
90%_error_low -7.40e-02 -5.53e-02 -5.03e-02 -1.30e-01 -1.57e-01 -2.03e-01 ph/cm2/s
90%_error_hi 7.81e-02 5.47e-02 4.99e-02 1.56e-01 1.57e-01 2.07e-01 ph/cm2/s
Fluence CPL 1.40e-07 2.92e-07 4.95e-07 1.98e-06 1.39e-06 2.74e-06 erg/cm2
90%_error_low -2.41e-08 -2.25e-08 -3.95e-08 -7.01e-07 -1.26e-07 -4.61e-07 erg/cm2
90%_error_hi 1.74e-08 2.89e-08 5.30e-08 1.65e-07 1.06e-07 5.89e-07 erg/cm2
Peak flux CPL 3.30e-01 4.66e-01 3.76e-01 2.12e-01 1.30e+00 1.38e+00 ph/cm2/s
90%_error_low -8.65e-02 -6.82e-02 -5.68e-02 -1.30e-01 -1.64e-01 -2.13e-01 ph/cm2/s
90%_error_hi 9.01e-02 7.25e-02 5.80e-02 3.25e-01 1.63e-01 3.34e-01 ph/cm2/s
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