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: Sun Sep 11 20:46:02 EDT 2016
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger710050
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Trigger: 00710050 Segment: 000
BAT Trigger Time: 494005622.016 [s; MET]
Trigger Stop: 494005630.208 [s; MET]
UTC: 2016-08-27T15:46:45.243300 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 179.296328377896 Dec: -29.1593372498433 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 8.32
Image Trigger?: NO
Rate S/N Ratio: 10.9087121146357 [ if not an image trigger ]
Image S/N Ratio: 8.32
Analysis Position: [ source = BAT ]
RA: 179.296328377896 Dec: -29.1593372498433 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 179.278486347251 Dec: -29.1766705067513 [deg; J2000]
{ 11h 57m 06.8s , -29d 10' 36.0" }
+/- 2.53352754836256 [arcmin] (estimated 90% radius based on SNR)
+/- 1.54195014254919 [arcmin] (formal 1-sigma fit error)
SNR: 8.06060201186017
Angular difference between the analysis and refined position is 1.398353 arcmin
Partial Coding Fraction: 0.484375 [ including projection effects ]
Duration
T90: 14.0480000376701 +/- 5.57930464366449
Measured from: -4.03999996185303
to: 10.0080000758171 [s; relative to TRIGTIME]
T50: 6.48000001907349 +/- 2.89666291813697
Measured from: -0.391999959945679
to: 6.08800005912781 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 2.41200000047684
to: 3.41200000047684 [s; relative to TRIGTIME]
Total Fluence
Measured from: -8.95199996232986
to: 10.8880000114441 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.255940 0.351290 0.091776 -0.002663
0.040693 0.041947 0.035424 0.030841 [error]
Peak 0.041631 0.044917 0.001037 0.006815
0.009382 0.009775 0.008338 0.007258 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 19.840 -8.952 10.888
T90 14.048 -4.040 10.008
T50 6.480 -0.392 6.088
Peak 1.000 2.412 3.412
====== 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 -2.137 -0.307 0.278 - - - 2.11e-03 -4.59e-04 4.48e-04 55.780 57
CPL 0.243 -1.741 2.576 35.631 -10.943 8.395 5.92e-02 -5.92e-02 2.27e+00 49.820 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 -2.242 -0.627 0.510 - - - 4.88e-03 -2.09e-03 2.03e-03 64.310 57
CPL 0.818 -3.225 7.756 30.439 -23.917 -30.439 5.10e-01 -5.10e-01 5.58e+04 62.330 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 9.75e-08 1.22e-07 1.11e-07 1.76e-07 3.90e-07 5.06e-07 erg/cm2
90%_error_low -1.96e-08 -2.01e-08 -3.13e-08 -7.96e-08 -7.44e-08 -1.25e-07 erg/cm2
90%_error_hi 2.01e-08 1.99e-08 3.29e-08 1.14e-07 7.70e-08 1.51e-07 erg/cm2
Peak flux PL 4.12e-01 2.68e-01 1.13e-01 6.56e-02 8.27e-01 8.59e-01 ph/cm2/s
90%_error_low -1.44e-01 -8.28e-02 -5.81e-02 -6.56e-02 -2.37e-01 -2.50e-01 ph/cm2/s
90%_error_hi 1.49e-01 8.07e-02 6.53e-02 8.73e-02 2.37e-01 2.53e-01 ph/cm2/s
Fluence CPL 8.44e-08 1.56e-07 8.30e-08 7.48e-09 3.30e-07 3.31e-07 erg/cm2
90%_error_low -2.37e-08 -3.13e-08 -4.03e-08 -7.03e-09 -6.34e-08 -6.38e-08 erg/cm2
90%_error_hi 2.33e-08 3.21e-08 4.49e-08 5.53e-08 7.65e-08 8.79e-08 erg/cm2
Peak flux CPL 3.67e-01 3.64e-01 5.12e-02 3.52e-04 7.83e-01 7.83e-01 ph/cm2/s
90%_error_low -1.76e-01 N/A -5.12e-02 N/A -2.28e-01 -2.28e-01 ph/cm2/s
90%_error_hi 1.69e-01 N/A 1.04e-01 N/A 2.31e-01 2.32e-01 ph/cm2/s
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