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 Oct 19 18:04:28 EDT 2018
Host Name: bat1
Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger865036
======================================================================
Trigger: 00865036 Segment: 000
BAT Trigger Time: 560172424.896 [s; MET]
Trigger Stop: 560172441.28 [s; MET]
UTC: 2018-10-02T11:26:43.208360 [includes UTCF correction]
Where From?: TDRSS position message
BAT
RA: 64.7359539590011 Dec: 15.2332960680922 [deg; J2000]
Catalogged Source?: NO
Point Source?: YES
GRB Indicated?: YES [ by BAT flight software ]
Image S/N Ratio: 9.24
Image Trigger?: NO
Rate S/N Ratio: 7.54983443527075 [ if not an image trigger ]
Image S/N Ratio: 9.24
Analysis Position: [ source = BAT ]
RA: 64.7359539590011 Dec: 15.2332960680922 [deg; J2000]
Refined Position: [ source = BAT pre-slew burst ]
RA: 64.7393458792767 Dec: 15.2476624483475 [deg; J2000]
{ 04h 18m 57.4s , +15d 14' 51.6" }
+/- 1.81317900222877 [arcmin] (estimated 90% radius based on SNR)
+/- 0.736842485603701 [arcmin] (formal 1-sigma fit error)
SNR: 12.9992233901257
Angular difference between the analysis and refined position is 0.884065 arcmin
Partial Coding Fraction: 0.703125 [ including projection effects ]
Duration
T90: 63.4079999923706 +/- 12.3483206791846
Measured from: -22.8719999790192
to: 40.5360000133514 [s; relative to TRIGTIME]
T50: 27.0879999399185 +/- 7.66198305220237
Measured from: -0.759999990463257
to: 26.3279999494553 [s; relative to TRIGTIME]
Fluence
Peak Flux (peak 1 second)
Measured from: 11.3880000114441
to: 12.3880000114441 [s; relative to TRIGTIME]
Total Fluence
Measured from: -28.37600004673
to: 43.62399995327 [s; relative to TRIGTIME]
Band 1 Band 2 Band 3 Band 4
15-25 25-50 50-100 100-350 keV
Total 0.682027 0.651445 0.312678 0.079195
0.066987 0.068988 0.059204 0.050881 [error]
Peak 0.028322 0.029710 0.012539 0.002164
0.008142 0.008156 0.006976 0.005932 [error]
[ fluence units of on-axis counts / fully illuminated detector ]
======================================================================
====== Table of the duration information =============================
Value tstart tstop
T100 72.000 -28.376 43.624
T90 63.408 -22.872 40.536
T50 27.088 -0.760 26.328
Peak 1.000 11.388 12.388
====== 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 -2.153 -0.244 0.225 - - - 1.31e-03 -2.15e-04 2.09e-04 47.420 57
CPL -1.835 -0.245 1.001 21.306 N/A N/A 2.02e-03 N/A N/A 47.020 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 -2.073 -0.727 0.587 - - - 4.13e-03 -1.85e-03 1.69e-03 64.010 57
CPL -1.988 N/A N/A 11.981 N/A N/A 4.45e-03 N/A N/A 64.050 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 2.24e-07 2.77e-07 2.49e-07 3.89e-07 8.85e-07 1.14e-06 erg/cm2
90%_error_low -3.52e-08 -3.33e-08 -5.47e-08 -1.45e-07 -1.25e-07 -2.17e-07 erg/cm2
90%_error_hi 3.60e-08 3.31e-08 5.65e-08 1.92e-07 1.28e-07 2.52e-07 erg/cm2
Peak flux PL 2.96e-01 2.13e-01 1.01e-01 6.77e-02 6.42e-01 6.77e-01 ph/cm2/s
90%_error_low -1.24e-01 -6.76e-02 -5.49e-02 -6.77e-02 -1.99e-01 -2.12e-01 ph/cm2/s
90%_error_hi 1.31e-01 6.66e-02 5.79e-02 9.86e-02 1.99e-01 2.14e-01 ph/cm2/s
Fluence CPL 2.19e-07 2.88e-07 2.45e-07 2.16e-07 8.58e-07 9.69e-07 erg/cm2
90%_error_low -3.91e-08 N/A -6.15e-08 -1.67e-07 -1.38e-07 N/A erg/cm2
90%_error_hi 3.63e-08 N/A 5.95e-08 4.08e-07 1.44e-07 N/A erg/cm2
Peak flux CPL 2.91e-01 1.93e-01 8.97e-02 5.97e-02 6.19e-01 6.69e-01 ph/cm2/s
90%_error_low -1.45e-01 -1.93e-01 N/A -5.97e-02 N/A N/A ph/cm2/s
90%_error_hi 1.36e-01 1.07e-01 N/A 5.84e-02 N/A N/A ph/cm2/s
======================================================================