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.
======================================================================
BAT GRB EVENT DATA PROCESSING REPORT
Process Script Ver: batgrbproduct v2.46
Process Start Time: Fri Jan 17 15:56:59 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger434360
======================================================================
Trigger: 00434360 Segment: 000
BAT Trigger Time: 306392611.968 [s; MET]
Trigger Stop: 306392616.064 [s; MET]
UTC: 2010-09-17T05:03:25.783360 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 289.264654463964 Dec: -17.1044750247871 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.15
Image Trigger?: NO
Rate S/N Ratio: 7.87400787401181 [ if not an image trigger ]
Image S/N Ratio: 7.15
Analysis Position: [ source = BAT ]
RA: 289.264654463964 Dec: -17.1044750247871 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 289.245015480821 Dec: -17.1145190496547 [deg; J2000]
{ 19h 16m 58.8s , -17d 06' 52.3" }
+/- 2.02941237603008 [arcmin] (estimated 90% radius based on SNR)
+/- 0.85007181876365 [arcmin] (formal 1-sigma fit error)
SNR: 11.066695103936
Angular difference between the analysis and refined position is 1.277295 arcmin
Partial Coding Fraction: 0.625 [ including projection effects ]
Duration
T90: 63.8159999251366 +/- 21.5559585471355
Measured from: -0.755999982357025
to: 63.0599999427795 [s; relative to TRIGTIME]
T50: 19.095999956131 +/- 8.08033788468745
Measured from: 4.66000002622604
to: 23.755999982357 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 3.22000002861023
to: 4.22000002861023 [s; relative to TRIGTIME]
Total Fluence
Measured from: -2.21200001239777
to: 66.2239999771118 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.492077 0.472441 0.381378 0.085281
0.055022 0.055659 0.048648 0.042845 [error]
Peak 0.014026 0.031949 0.018047 0.016462
0.006982 0.007115 0.006355 0.005415 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 68.436 -2.212 66.224
T90 63.816 -0.756 63.060
T50 19.096 4.660 23.756
Peak 1.000 3.220 4.220
====== 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 -1.614 -0.223 0.218 - - - 1.33e-03 -1.66e-04 1.63e-04 69.190 57
CPL -1.622 -0.216 0.228 9999.340 -9999.340 -9999.340 1.33e-03 -1.33e-03 6.99e-04 69.210 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 -1.661 -0.596 0.556 - - - 4.65e-03 -1.55e-03 1.42e-03 67.170 57
CPL -1.693 N/A N/A 9999.360 N/A N/A 4.56e-03 N/A N/A 67.190 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 1.30e-07 2.22e-07 2.90e-07 7.69e-07 8.52e-07 1.41e-06 erg/cm2
90%_error_low -2.46e-08 -2.57e-08 -4.97e-08 -2.49e-07 -1.14e-07 -2.95e-07 erg/cm2
90%_error_hi 2.56e-08 2.56e-08 4.94e-08 3.21e-07 1.16e-07 3.53e-07 erg/cm2
Peak flux PL 2.24e-01 2.05e-01 1.29e-01 1.25e-01 6.10e-01 6.83e-01 ph/cm2/s
90%_error_low -9.82e-02 -5.74e-02 -5.54e-02 -8.17e-02 -1.67e-01 -1.92e-01 ph/cm2/s
90%_error_hi 1.06e-01 5.65e-02 5.44e-02 1.47e-01 1.67e-01 1.97e-01 ph/cm2/s
Fluence CPL 1.31e-07 1.66e-07 2.87e-07 8.69e-07 8.60e-07 1.40e-06 erg/cm2
90%_error_low -2.65e-08 -4.01e-08 -4.63e-08 -4.84e-07 -1.22e-07 -3.84e-07 erg/cm2
90%_error_hi 2.47e-08 3.10e-08 5.28e-08 4.16e-08 1.08e-07 3.44e-07 erg/cm2
Peak flux CPL 1.97e-01 1.46e-01 7.50e-02 6.55e-02 4.45e-01 4.83e-01 ph/cm2/s
90%_error_low N/A -8.98e-02 -4.50e-02 -2.10e-02 -2.71e-01 -2.96e-01 ph/cm2/s
90%_error_hi N/A 9.32e-02 2.94e-02 3.29e-02 2.60e-01 2.76e-01 ph/cm2/s
======================================================================
Special notes of this burst