====================================================================== BAT GRB EVENT DATA PROCESSING REPORT Process Script Ver: batgrbproduct v2.46 Process Start Time (local time): Thu Apr 5 17:37:37 EDT 2018 Host Name: bat1 Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger813721 ====================================================================== Trigger: 00813721 Segment: 000 BAT Trigger Time: 542484249.856 [s; MET] Trigger Stop: 542484258.048 [s; MET] UTC: 2018-03-11T18:03:49.248040 [includes UTCF correction] Where From?: TDRSS position message BAT RA: 3.43345521460187 Dec: -54.4789735818177 [deg; J2000] Catalogged Source?: NO Point Source?: YES GRB Indicated?: YES [ by BAT flight software ] Image S/N Ratio: 8.58 Image Trigger?: NO Rate S/N Ratio: 10 [ if not an image trigger ] Image S/N Ratio: 8.58 Analysis Position: [ source = BAT ] RA: 3.43345521460187 Dec: -54.4789735818177 [deg; J2000] Refined Position: [ source = BAT pre-slew burst ] RA: 3.37934331062735 Dec: -54.4907346705799 [deg; J2000] { 00h 13m 31.0s , -54d 29' 26.6" } +/- 2.29200675215556 [arcmin] (estimated 90% radius based on SNR) +/- 0.829827612774513 [arcmin] (formal 1-sigma fit error) SNR: 9.30088442031222 Angular difference between Flight and Ground position is 2.013763 arcmin Partial Coding Fraction: 0.9453125 [ including projection effects ] Duration T90: 23.039999961853 +/- 8.71246656581249 Measured from: 0.720000028610229 to: 23.7599999904633 [s; relative to TRIGTIME] T50: 8.6399998664856 +/- 8.98761462925503 Measured from: 3.34400010108948 to: 11.9839999675751 [s; relative to TRIGTIME] Fluence Peak Flux (peak 1 second) Measured from: 2.87600004673004 to: 3.87600004673004 [s; relative to TRIGTIME] Total Fluence Measured from: -0.239999890327454 to: 26.5760000944138 [s; relative to TRIGTIME] Band 1 Band 2 Band 3 Band 4 15-25 25-50 50-100 100-350 keV Total 0.232061 0.227337 0.108858 0.041243 0.033005 0.034387 0.030431 0.027897 [error] Peak 0.014623 0.036197 0.010613 0.003063 0.006502 0.006893 0.006189 0.005498 [error] [ fluence units of on-axis counts / fully illuminated detector ] ======================================================================