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: Wed Jan 22 15:22:50 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger214805
======================================================================
Trigger: 00214805 Segment: 000
BAT Trigger Time: 171981829.76 [s; MET]
Trigger Stop: 171981830.784 [s; MET]
UTC: 2006-06-14T12:43:48.504600 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 320.86249529876 Dec: -53.034119723373 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 18.45
Image Trigger?: NO
Rate S/N Ratio: 68.3885955404847 [ if not an image trigger ]
Image S/N Ratio: 18.45
Analysis Position: [ source = BAT ]
RA: 320.86249529876 Dec: -53.034119723373 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 320.875176367126 Dec: -53.0260861931081 [deg; J2000]
{ 21h 23m 30.0s , -53d 01' 33.9" }
+/- 0.903491612900429 [arcmin] (estimated 90% radius based on SNR)
+/- 0.382501394688967 [arcmin] (formal 1-sigma fit error)
SNR: 35.1628376245641
Angular difference between the analysis and refined position is 0.664616 arcmin
Partial Coding Fraction: 0.15625 [ including projection effects ]
Duration
T90: 109.104000002146 +/- 3.37283737294577
Measured from: 0.332000017166138
to: 109.436000019312 [s; relative to TRIGTIME]
T50: 43.2360000312328 +/- 0.772155427209394
Measured from: 21.1159999966621
to: 64.352000027895 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: -1.32400000095367
to: -0.324000000953674 [s; relative to TRIGTIME]
Total Fluence
Measured from: -1.49599999189377
to: 179.080000013113 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 14.977030 14.255113 7.805486 1.689761
0.120756 0.124966 0.107231 0.081957 [error]
Peak 0.309654 0.492137 0.363293 0.109238
0.021436 0.025371 0.023206 0.016656 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 180.576 -1.496 179.080
T90 109.104 0.332 109.436
T50 43.236 21.116 64.352
Peak 1.000 -1.324 -0.324
====== 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: CPL)
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 -2.037 -0.037 0.037 - - - 1.24e-02 -2.09e-04 2.09e-04 48.380 57
CPL -2.225 -0.229 0.025 98.520 -3.531 59.765 1.03e-02 -1.68e-03 2.56e-04 35.780 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 -1.598 -0.104 0.102 - - - 8.95e-02 -5.44e-03 5.42e-03 52.440 57
CPL -1.382 -0.269 0.430 147.910 -67.123 -147.910 1.15e-01 -2.93e-02 7.06e-02 51.600 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 4.76e-06 6.31e-06 6.16e-06 1.07e-05 2.08e-05 2.80e-05 erg/cm2
90%_error_low -1.79e-07 -1.30e-07 -1.32e-07 -5.45e-07 -3.51e-07 -5.93e-07 erg/cm2
90%_error_hi 1.82e-07 1.30e-07 1.32e-07 5.65e-07 3.51e-07 6.03e-07 erg/cm2
Peak flux PL 4.05e+00 3.84e+00 2.54e+00 2.61e+00 1.15e+01 1.30e+01 ph/cm2/s
90%_error_low -4.08e-01 -2.44e-01 -1.93e-01 -3.84e-01 -7.04e-01 -7.70e-01 ph/cm2/s
90%_error_hi 4.21e-01 2.43e-01 1.92e-01 4.20e-01 7.05e-01 7.71e-01 ph/cm2/s
Fluence CPL 5.04e-06 5.85e-06 5.09e-06 9.72e-06 1.88e-05 2.73e-05 erg/cm2
90%_error_low -2.11e-07 -3.10e-07 -6.12e-07 -2.48e-06 -1.33e-06 -4.93e-06 erg/cm2
90%_error_hi 2.18e-07 3.28e-07 6.89e-07 1.77e-06 1.46e-06 1.05e-06 erg/cm2
Peak flux CPL 3.88e+00 3.92e+00 2.60e+00 2.06e+00 1.14e+01 1.25e+01 ph/cm2/s
90%_error_low -5.00e-01 -2.80e-01 -2.19e-01 -7.20e-01 -7.26e-01 -1.07e+00 ph/cm2/s
90%_error_hi 5.11e-01 2.86e-01 2.23e-01 6.83e-01 7.29e-01 1.09e+00 ph/cm2/s
======================================================================
Special notes of this burst