========================================================================== BAT GROUND-DETECTED GRB DATA PROCESSING REPORT (This burst occurred during telescope slew) Process Script Ver: batgrbproduct v2.46 Process Start Time: Sat Mar 28 18:22:36 EDT 2015 Host Name: bat1 Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/GRB150204A ====================================================================== Trigger: 00084702 Segment: 002 BAT Trigger Time: 444724275.001 UTC: 2015-02-04T06:31:01.860 [includes UTCF correction] Where From?: Ground analysis (best_duration.txt) NOTE: BAT trigger time for ground-detected burst during slew is the T100 start time. Refined Position: [ source = BAT mosaic image ] RA: 160.275031221435 Dec: -64.043129166788 [deg; J2000] { 10h 41m 06.0s , -64d -2' -35.3" } +/- 1.05407795563 [arcmin] (estimated 90% radius based on SNR) SNR: 28.2162872478 Angular difference between the GCN position and this refined position is 0.894 arcmin Partial Coding Fraction: Unavailable because the burst occurred during slew. Duration T90: 14. +/- 2.23606797749979 Measured from: 1 to: 15 [s; relative to TRIGTIME] T50: 4. +/- 1.4142135623731 Measured from: 5 to: 9 [s; relative to TRIGTIME]