========================================================================== BAT GROUND-DETECTED GRB DATA PROCESSING REPORT Process Script: hand-made scripts that follow steps in batgrbproduct but without using TDRSS info Process Start Time: Tue Sep 30 00:03:30 EDT 2014 Host Name: bat1 Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/ground_detect_bursts/scripts ========================================================================== BAT Trigger Time: 222643798.08 UTC: 2008-01-21T21:29:55.561 [includes UTCF correction] Where From?: Ground analysis (best_duration.txt) NOTE: BAT trigger time for ground-detected burst is the T100 start time. Refined Position: [ source = BAT pre-slew image ] RA: 137.257457051 Dec: 41.8392508673 [deg; J2000] { 09h 09m 01.8s , +41d 50' 21.3" } +/- 2.4791111952 [arcmin] (estimated 90% radius based on SNR) SNR: 8.31563059263 Angular difference between the GCN position (ra=137.245, dec=41.828 deg) and this refined position is 0.875 arcmin Partial Coding Fraction: 6.328125e-01 [ including projection effects ] Duration (found by FRED-model fit) T90: 0.32 +/- N/A Measured from: 0.048 to: 0.368 [s; relative to TRIGTIME] T50: 0.128 +/- N/A Measured from: 0.128 to: 0.256