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 Jan 4 09:28:55 EST 2015
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger622006
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Trigger: 00622006 Segment: 000
BAT Trigger Time: 440842043.904 [s; MET]
Trigger Stop: 440842044.928 [s; MET]
UTC: 2014-12-21T08:07:10.958720 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 198.269160599318 Dec: 8.21006046919977 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 14.98
Image Trigger?: NO
Rate S/N Ratio: 41.194659848092 [ if not an image trigger ]
Image S/N Ratio: 14.98
Analysis Position: [ source = BAT ]
RA: 198.269160599318 Dec: 8.21006046919977 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 198.282698999598 Dec: 8.19756201914579 [deg; J2000]
{ 13h 13m 07.8s , +08d 11' 51.2" }
+/- 1.04114929241389 [arcmin] (estimated 90% radius based on SNR)
+/- 0.352935703791261 [arcmin] (formal 1-sigma fit error)
SNR: 28.7144033560413
Angular difference between the analysis and refined position is 1.099438 arcmin
Partial Coding Fraction: 0.7890625 [ including projection effects ]
Duration
T90: 36.8159999847412 +/- 4.1037256240395
Measured from: -21.1520000100136
to: 15.6639999747276 [s; relative to TRIGTIME]
T50: 14.6159999370575 +/- 3.16572897935709
Measured from: -3.9559999704361
to: 10.6599999666214 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: -0.0959999561309814
to: 0.904000043869019 [s; relative to TRIGTIME]
Total Fluence
Measured from: -24.1119999885559
to: 20.3320000171661 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 1.107679 1.428700 0.861426 0.228633
0.050427 0.052709 0.046044 0.039067 [error]
Peak 0.082249 0.138096 0.132562 0.047500
0.008925 0.010122 0.009479 0.007443 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 44.444 -24.112 20.332
T90 36.816 -21.152 15.664
T50 14.616 -3.956 10.660
Peak 1.000 -0.096 0.904
====== 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: 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 -1.736 -0.084 0.083 - - - 5.15e-03 -2.50e-04 2.49e-04 73.000 57
CPL -1.256 -0.352 0.385 72.839 -14.425 67.581 9.20e-03 -3.13e-03 5.36e-03 67.420 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 -1.131 -0.134 0.136 - - - 2.63e-02 -1.99e-03 1.99e-03 63.120 57
CPL -1.080 -0.174 0.528 979.872 -979.872 -979.872 2.78e-02 -3.22e-03 2.10e-02 63.130 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 3.65e-07 5.80e-07 6.97e-07 1.63e-06 2.11e-06 3.28e-06 erg/cm2
90%_error_low -2.74e-08 -2.69e-08 -4.57e-08 -2.16e-07 -1.07e-07 -2.56e-07 erg/cm2
90%_error_hi 2.80e-08 2.68e-08 4.58e-08 2.37e-07 1.07e-07 2.73e-07 erg/cm2
Peak flux PL 7.59e-01 9.53e-01 8.70e-01 1.39e+00 3.06e+00 3.97e+00 ph/cm2/s
90%_error_low -1.12e-01 -8.70e-02 -7.62e-02 -2.45e-01 -2.38e-01 -3.24e-01 ph/cm2/s
90%_error_hi 1.17e-01 8.59e-02 7.56e-02 2.78e-01 2.38e-01 3.31e-01 ph/cm2/s
Fluence CPL 3.39e-07 6.09e-07 7.03e-07 7.85e-07 2.02e-06 2.44e-06 erg/cm2
90%_error_low -3.28e-08 -3.37e-08 -4.90e-08 -3.01e-07 -1.26e-07 -3.28e-07 erg/cm2
90%_error_hi 3.32e-08 3.43e-08 4.91e-08 5.33e-07 1.26e-07 5.41e-07 erg/cm2
Peak flux CPL 7.52e-01 9.59e-01 8.71e-01 1.38e+00 3.05e+00 3.89e+00 ph/cm2/s
90%_error_low -1.35e-01 -9.23e-02 -7.55e-02 -6.43e-01 -2.51e-01 -6.18e-01 ph/cm2/s
90%_error_hi 1.02e-01 9.29e-02 9.32e-02 1.60e-01 2.44e-01 3.88e-01 ph/cm2/s
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