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 19:45:43 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger162580
======================================================================
Trigger: 00162580 Segment: 000
BAT Trigger Time: 152864801.36 [s; MET]
Trigger Stop: 152864801.392 [s; MET]
UTC: 2005-11-05T06:26:41.537840 [includes UTCF correction]
Where From?: (*SHORT BURST*) TDRSS scaled map message
BAT
RA: 265.289452879954 Dec: 34.9208520942204 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 7.09
Image Trigger?: NO
Rate S/N Ratio: 17.832554500127 [ if not an image trigger ]
Image S/N Ratio: 7.09
Analysis Position: [ source = BAT ]
RA: 265.289452879954 Dec: 34.9208520942204 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 265.300908276729 Dec: 34.9445907247918 [deg; J2000]
{ 17h 41m 12.2s , +34d 56' 40.5" }
+/- 2.34132672054067 [arcmin] (estimated 90% radius based on SNR)
+/- 1.02539227449372 [arcmin] (formal 1-sigma fit error)
SNR: 9.02226319428429
Angular difference between the analysis and refined position is 1.531730 arcmin
Partial Coding Fraction: 0.8046875 [ including projection effects ]
Duration
T90: 0.0559999942779541 +/- 0.0144222095322683
Measured from: 0
to: 0.0559999942779541 [s; relative to TRIGTIME]
T50: 0.0320000052452087 +/- 0.0178885400881622
Measured from: 0.00799998641014099
to: 0.0399999916553497 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: -0.468000024557114
to: 0.531999975442886 [s; relative to TRIGTIME]
Total Fluence
Measured from: -0.00400000810623169
to: 0.0639999806880951 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.006474 0.010877 0.011043 0.002012
0.001771 0.001913 0.001878 0.001150 [error]
Peak 0.007470 0.012755 0.014146 0.007427
0.005060 0.005168 0.004598 0.003901 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 0.068 -0.004 0.064
T90 0.056 0.000 0.056
T50 0.032 0.008 0.040
Peak 1.000 -0.468 0.532
====== 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 -1.210 -0.342 0.355 - - - 2.43e-02 -5.02e-03 5.02e-03 65.190 57
CPL -0.925 N/A N/A 196.187 N/A N/A 3.37e-02 N/A N/A 65.060 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 -0.928 -0.660 0.780 - - - 2.70e-03 -1.06e-03 1.00e-03 50.020 57
CPL -0.734 N/A N/A 381.751 N/A N/A 3.28e-03 N/A N/A 50.050 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 1.61e-09 3.53e-09 6.11e-09 2.45e-08 1.67e-08 3.57e-08 erg/cm2
90%_error_low -5.77e-10 -8.36e-10 -1.50e-09 -1.08e-08 -3.78e-09 -1.22e-08 erg/cm2
90%_error_hi 6.32e-10 8.13e-10 1.48e-09 1.56e-08 3.82e-09 1.61e-08 erg/cm2
Peak flux PL 6.44e-02 9.13e-02 9.60e-02 1.86e-01 3.10e-01 4.38e-01 ph/cm2/s
90%_error_low -4.40e-02 -9.13e-02 -3.67e-02 -1.18e-01 -1.17e-01 -1.64e-01 ph/cm2/s
90%_error_hi 6.04e-02 4.41e-02 3.57e-02 2.24e-01 1.18e-01 1.93e-01 ph/cm2/s
Fluence CPL 1.54e-09 3.66e-09 6.28e-09 1.60e-08 1.64e-08 2.74e-08 erg/cm2
90%_error_low -6.69e-10 -9.33e-10 -1.62e-09 -1.34e-08 -4.16e-09 -1.41e-08 erg/cm2
90%_error_hi 6.87e-10 1.07e-09 1.75e-09 1.18e-08 3.98e-09 1.28e-08 erg/cm2
Peak flux CPL 6.45e-02 9.13e-02 9.59e-02 1.87e-01 3.10e-01 4.39e-01 ph/cm2/s
90%_error_low -6.45e-02 -9.13e-02 -3.67e-02 -1.87e-01 -1.20e-01 -2.30e-01 ph/cm2/s
90%_error_hi 6.03e-02 4.72e-02 4.57e-02 2.20e-01 1.18e-01 1.06e-01 ph/cm2/s
======================================================================
Special notes of this burst