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 12:45:32 EST 2014
Host Name: batevent1
Current Working Dir: /local/data/batevent/batevent_reproc/trigger232683
======================================================================
Trigger: 00232683 Segment: 000
BAT Trigger Time: 181908490.304 [s; MET]
Trigger Stop: 181908491.328 [s; MET]
UTC: 2006-10-07T10:08:08.812840 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 46.3175910410402 Dec: -50.4878550139145 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 15.62
Image Trigger?: NO
Rate S/N Ratio: 73.1846978541279 [ if not an image trigger ]
Image S/N Ratio: 15.62
Analysis Position: [ source = BAT ]
RA: 46.3175910410402 Dec: -50.4878550139145 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 46.3058254064013 Dec: -50.4948031374968 [deg; J2000]
{ 03h 05m 13.4s , -50d 29' 41.3" }
+/- 0.901511405342841 [arcmin] (estimated 90% radius based on SNR)
+/- 0.268897257817658 [arcmin] (formal 1-sigma fit error)
SNR: 35.2732276025779
Angular difference between the analysis and refined position is 0.612780 arcmin
Partial Coding Fraction: 0.1953125 [ including projection effects ]
Duration
T90: 75.7360000014305 +/- 2.48255352208967
Measured from: 3.62800002098083
to: 79.3640000224113 [s; relative to TRIGTIME]
T50: 23.0160000026226 +/- 0.198715875951865
Measured from: 31.5600000023842
to: 54.5760000050068 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 45.1440000236034
to: 46.1440000236034 [s; relative to TRIGTIME]
Total Fluence
Measured from: -4.05599999427795
to: 248.288000017405 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 12.075275 20.561754 21.858439 8.008755
0.112736 0.129654 0.129900 0.108045 [error]
Peak 0.292306 0.587193 0.773372 0.327645
0.009468 0.012733 0.015156 0.012774 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 252.344 -4.056 248.288
T90 75.736 3.628 79.364
T50 23.016 31.560 54.576
Peak 1.000 45.144 46.144
====== 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 -1.020 -0.023 0.023 - - - 1.66e-02 -2.28e-04 2.28e-04 27.930 57
CPL -1.014 -0.023 0.047 9997.890 -9997.890 -9997.890 1.67e-02 -2.11e-04 6.52e-04 28.270 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 -0.684 -0.046 0.046 - - - 1.27e-01 -3.22e-03 3.21e-03 43.400 57
CPL -0.595 -0.104 0.096 993.487 -993.487 -993.487 1.38e-01 -1.30e-02 6.63e-03 44.800 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 3.42e-06 8.44e-06 1.66e-05 8.15e-05 4.50e-05 1.10e-04 erg/cm2
90%_error_low -1.05e-07 -1.56e-07 -1.99e-07 -2.35e-06 -5.32e-07 -2.35e-06 erg/cm2
90%_error_hi 1.07e-07 1.56e-07 1.99e-07 2.40e-06 5.31e-07 2.39e-06 erg/cm2
Peak flux PL 1.69e-03 2.10e-02 2.14e-01 2.07e+01 9.64e-01 2.07e+01 ph/cm2/s
90%_error_low N/A N/A N/A N/A N/A N/A ph/cm2/s
90%_error_hi N/A N/A N/A N/A N/A N/A ph/cm2/s
Fluence CPL 3.41e-06 8.44e-06 1.67e-05 8.09e-05 4.50e-05 1.09e-04 erg/cm2
90%_error_low N/A -1.56e-07 N/A N/A -5.31e-07 N/A erg/cm2
90%_error_hi N/A 1.56e-07 N/A N/A 5.30e-07 N/A erg/cm2
Peak flux CPL 2.43e+00 3.96e+00 4.93e+00 1.25e+01 1.47e+01 2.33e+01 ph/cm2/s
90%_error_low -1.64e-01 -1.25e-01 -1.22e-01 -1.25e+00 -4.01e-01 -8.12e-01 ph/cm2/s
90%_error_hi 1.12e-01 1.23e-01 1.40e-01 -7.22e-02 3.73e-01 6.84e-01 ph/cm2/s
======================================================================
Special notes of this burst