====================================================================== BAT GRB EVENT DATA PROCESSING REPORT Process Script Ver: batgrbproduct v2.46 Process Start Time (local time): Thu May 31 13:31:31 EDT 2018 Host Name: bat1 Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger830822 ====================================================================== Trigger: 00830822 Segment: 000 BAT Trigger Time: 547155994.176 [s; MET] Trigger Stop: 547156002.368 [s; MET] UTC: 2018-05-04T19:46:13.285300 [includes UTCF correction] Where From?: TDRSS position message BAT RA: 331.133622917772 Dec: -14.6549190111758 [deg; J2000] Catalogged Source?: NO Point Source?: YES GRB Indicated?: YES [ by BAT flight software ] Image S/N Ratio: 11.05 Image Trigger?: NO Rate S/N Ratio: 14.2828568570857 [ if not an image trigger ] Image S/N Ratio: 11.05 Analysis Position: [ source = BAT ] RA: 331.133622917772 Dec: -14.6549190111758 [deg; J2000] Refined Position: [ source = BAT pre-slew burst ] RA: 331.142793776535 Dec: -14.6665990703257 [deg; J2000] { 22h 04m 34.3s , -14d 39' 59.8" } +/- 1.36795960521522 [arcmin] (estimated 90% radius based on SNR) +/- 0.474976387765398 [arcmin] (formal 1-sigma fit error) SNR: 19.4414203187425 Angular difference between Flight and Ground position is 0.880061 arcmin Partial Coding Fraction: 0.6171875 [ including projection effects ] Duration T90: 115.263999819756 +/- 48.6950530255852 Measured from: -27.9119999408722 to: 87.3519998788834 [s; relative to TRIGTIME] T50: 24.8319998979568 +/- 5.46741332173305 Measured from: -1.22399997711182 to: 23.607999920845 [s; relative to TRIGTIME] Fluence Peak Flux (peak 1 second) Measured from: 16.8040000200272 to: 17.8040000200272 [s; relative to TRIGTIME] Total Fluence Measured from: -44.2960000038147 to: 133.68799996376 [s; relative to TRIGTIME] Band 1 Band 2 Band 3 Band 4 15-25 25-50 50-100 100-350 keV Total 1.116108 1.355610 1.038132 0.222276 0.092696 0.095986 0.085813 0.076871 [error] Peak 0.031184 0.038259 0.030130 0.017936 0.008011 0.008147 0.007326 0.006461 [error] [ fluence units of on-axis counts / fully illuminated detector ] ======================================================================