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: Mon Jan 20 11:43:22 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger259714
======================================================================
Trigger: 00259714 Segment: 000
BAT Trigger Time: 192618636.032 [s; MET]
Trigger Stop: 192618637.44 [s; MET]
UTC: 2007-02-08T09:10:34.281260 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 197.920440046571 Dec: 61.9586566987151 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.29
Image Trigger?: NO
Rate S/N Ratio: 10.0498756211209 [ if not an image trigger ]
Image S/N Ratio: 7.29
Analysis Position: [ source = BAT ]
RA: 197.920440046571 Dec: 61.9586566987151 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 197.92 Dec: 61.9587 [deg; J2000]
{ 13h 11m 40.8s , +61d 57' 31.3" }
+/- 3.12315411088 [arcmin] (estimated 90% radius based on SNR)
SNR: 5.97878830649
Angular difference between the analysis and refined position is 0.012681 arcmin
Partial Coding Fraction: 0.5078125 [ including projection effects ]
Duration
T90: 64 +/- 22.6274169979695
Measured from: -15.0320000052452
to: 48.9679999947548 [s; relative to TRIGTIME]
T50: 48 +/- 16
Measured from: -15.0320000052452
to: 32.9679999947548 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 40.4679999947548
to: 41.4679999947548 [s; relative to TRIGTIME]
Total Fluence
Measured from: -15.0320000052452
to: 48.9679999947548 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.298903 0.328131 0.256813 0.033002
0.056884 0.059151 0.051824 0.045397 [error]
Peak 0.015963 0.011216 0.017990 0.003709
0.006936 0.007123 0.006438 0.005589 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 64.000 -15.032 48.968
T90 64.000 -15.032 48.968
T50 48.000 -15.032 32.968
Peak 1.000 40.468 41.468
====== 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 -1.968 -0.385 0.340 - - - 8.79e-04 -2.13e-04 2.02e-04 38.440 57
CPL -1.651 -0.529 1.403 51.290 -49.977 -51.290 1.30e-03 -1.30e-03 5.90e-03 38.220 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 -1.094 -0.823 1.017 - - - 3.26e-03 -1.57e-03 1.44e-03 50.280 57
CPL -1.089 -0.827 1.025 9999.340 -9999.340 -9999.340 3.28e-03 -1.57e-03 9.05e-02 50.280 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 1.12e-07 1.55e-07 1.58e-07 2.94e-07 5.18e-07 7.19e-07 erg/cm2
90%_error_low -2.90e-08 -2.89e-08 -5.07e-08 -1.53e-07 -1.16e-07 -2.17e-07 erg/cm2
90%_error_hi 3.04e-08 2.88e-08 5.16e-08 2.30e-07 1.19e-07 2.76e-07 erg/cm2
Peak flux PL 9.12e-02 1.17e-01 1.10e-01 1.81e-01 3.78e-01 4.98e-01 ph/cm2/s
90%_error_low -7.14e-02 -1.17e-01 -5.25e-02 -1.81e-01 -1.76e-01 -2.15e-01 ph/cm2/s
90%_error_hi 1.01e-01 6.56e-02 5.00e-02 2.96e-01 1.79e-01 2.37e-01 ph/cm2/s
Fluence CPL 1.07e-07 1.61e-07 1.60e-07 1.81e-07 5.08e-07 6.09e-07 erg/cm2
90%_error_low -3.40e-08 -6.38e-08 -5.32e-08 -1.48e-07 -1.18e-07 -2.04e-07 erg/cm2
90%_error_hi 3.16e-08 3.73e-08 5.44e-08 1.13e-07 1.29e-07 2.85e-07 erg/cm2
Peak flux CPL 1.01e-01 1.18e-01 1.08e-01 2.00e-01 3.82e-01 5.00e-01 ph/cm2/s
90%_error_low N/A -1.18e-01 -5.17e-02 N/A -3.82e-01 -2.76e-01 ph/cm2/s
90%_error_hi N/A 6.86e-02 6.05e-02 N/A 1.83e-01 2.32e-01 ph/cm2/s
======================================================================
Special notes of this burst