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 19:10:09 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger419404
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Trigger: 00419404 Segment: 000
BAT Trigger Time: 292872814.08 [s; MET]
Trigger Stop: 292872830.464 [s; MET]
UTC: 2010-04-13T17:33:28.376380 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 266.217404254234 Dec: 15.8373523553948 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 10.59
Image Trigger?: NO
Rate S/N Ratio: 10.9544511501033 [ if not an image trigger ]
Image S/N Ratio: 10.59
Analysis Position: [ source = BAT ]
RA: 266.217404254234 Dec: 15.8373523553948 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 266.219946729964 Dec: 15.8356017757855 [deg; J2000]
{ 17h 44m 52.8s , +15d 50' 08.2" }
+/- 1.49140926157679 [arcmin] (estimated 90% radius based on SNR)
+/- 0.57964780762635 [arcmin] (formal 1-sigma fit error)
SNR: 17.1839460449435
Angular difference between the analysis and refined position is 0.180473 arcmin
Partial Coding Fraction: 0.4882812 [ including projection effects ]
Duration
T90: 192.63999992609 +/- 12.0942903797611
Measured from: 6.48400002717972
to: 199.12399995327 [s; relative to TRIGTIME]
T50: 99.323999941349 +/- 6.44662828120599
Measured from: 50.6480000019073
to: 149.971999943256 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 116.780000030994
to: 117.780000030994 [s; relative to TRIGTIME]
Total Fluence
Measured from: -3.40799999237061
to: 223.068000018597 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 1.946568 2.825665 3.104903 1.065553
0.113113 0.104492 0.090560 0.076540 [error]
Peak 0.015291 0.023675 0.036008 0.027097
0.005752 0.005700 0.005262 0.004405 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
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====== Table of the duration information =============================
Value tstart tstop
T100 226.476 -3.408 223.068
T90 192.640 6.484 199.124
T50 99.324 50.648 149.972
Peak 1.000 116.780 117.780
====== 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 -1.097 -0.069 0.070 - - - 2.61e-03 -9.60e-05 9.56e-05 54.970 57
CPL -1.094 -0.068 0.072 9999.360 -9999.360 -9999.360 2.62e-03 -4.91e-05 4.21e-04 55.030 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 -0.672 -0.354 0.401 - - - 5.54e-03 -1.21e-03 1.14e-03 54.830 57
CPL -0.587 -0.443 1.049 997.308 -997.308 -997.308 6.02e-03 -1.65e-03 -6.02e-03 55.000 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 5.18e-07 1.22e-06 2.28e-06 1.03e-05 6.18e-06 1.43e-05 erg/cm2
90%_error_low -4.23e-08 -5.84e-08 -8.75e-08 -9.44e-07 -2.27e-07 -9.72e-07 erg/cm2
90%_error_hi 4.38e-08 5.81e-08 8.72e-08 1.01e-06 2.27e-07 1.03e-06 erg/cm2
Peak flux PL 1.04e-01 1.72e-01 2.16e-01 5.38e-01 6.42e-01 1.03e+00 ph/cm2/s
90%_error_low -4.54e-02 -5.07e-02 -3.91e-02 -1.99e-01 -1.24e-01 -2.13e-01 ph/cm2/s
90%_error_hi 5.56e-02 4.96e-02 3.90e-02 2.82e-01 1.25e-01 2.49e-01 ph/cm2/s
Fluence CPL 5.17e-07 1.22e-06 2.28e-06 1.06e-05 6.22e-06 1.42e-05 erg/cm2
90%_error_low N/A N/A N/A -2.56e-06 -2.65e-07 -1.87e-06 erg/cm2
90%_error_hi N/A N/A N/A 1.89e-07 1.90e-07 5.03e-07 erg/cm2
Peak flux CPL 1.04e-01 1.72e-01 2.16e-01 5.34e-01 6.42e-01 1.12e+00 ph/cm2/s
90%_error_low N/A N/A N/A N/A -1.24e-01 -4.43e-01 ph/cm2/s
90%_error_hi N/A N/A N/A N/A 1.25e-01 1.35e-01 ph/cm2/s
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