====================================================================== BAT GRB EVENT DATA PROCESSING REPORT Process Script Ver: batgrbproduct v2.46 Process Start Time: Sun May 17 01:36:21 EDT 2015 Host Name: bat1 Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger639275 ====================================================================== Trigger: 00639275 Segment: 000 BAT Trigger Time: 451877454.336 [s; MET] Trigger Stop: 451877466.496 [s; MET] UTC: 2015-04-28T01:30:40.830840 [includes UTCF correction] Where From?: TDRSS position message BAT RA: 188.542964551214 Dec: 6.98089967772161 [deg; J2000] Catalogged Source?: NO Point Source?: YES GRB Indicated?: YES [ by BAT flight software ] Image S/N Ratio: 12.63 Image Trigger?: NO Rate S/N Ratio: 29.8328677803526 [ if not an image trigger ] Image S/N Ratio: 12.63 Analysis Position: [ source = BAT ] RA: 188.542964551214 Dec: 6.98089967772161 [deg; J2000] Refined Position: [ source = BAT pre-slew burst ] RA: 188.538673448652 Dec: 6.96671144259539 [deg; J2000] { 12h 34m 09.3s , +06d 58' 00.2" } +/- 1.15663426067642 [arcmin] (estimated 90% radius based on SNR) +/- 0.475345665076019 [arcmin] (formal 1-sigma fit error) SNR: 24.7080405337351 Partial Coding Fraction: 0.1699219 [ including projection effects ] Duration T90: 53.2000000476837 +/- 15.37787291802 Measured from: -20.4560000300407 to: 32.744000017643 [s; relative to TRIGTIME] T50: 21.6320000886917 +/- 1.83630939072554 Measured from: 2.11999994516373 to: 23.7520000338554 [s; relative to TRIGTIME] Fluence Peak Flux (peak 1 second) Measured from: 17.3879999518394 to: 18.3879999518394 [s; relative to TRIGTIME] Total Fluence Measured from: -38.9840000271797 to: 38.5999999642372 [s; relative to TRIGTIME] Band 1 Band 2 Band 3 Band 4 15-25 25-50 50-100 100-350 keV Total 1.867037 3.026385 2.913393 0.986503 0.145113 0.149580 0.134842 0.110949 [error] Peak 0.070898 0.122941 0.129270 0.036601 0.017485 0.019918 0.018402 0.015643 [error] [ fluence units of on-axis counts / fully illuminated detector ] ======================================================================