====================================================================== BAT GRB EVENT DATA PROCESSING REPORT Process Script Ver: batgrbproduct v2.46 Process Start Time (local time): Thu Apr 5 17:28:01 EDT 2018 Host Name: bat1 Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger814677 ====================================================================== Trigger: 00814677 Segment: 000 BAT Trigger Time: 542869065.728 [s; MET] Trigger Stop: 542869067.776 [s; MET] UTC: 2018-03-16T04:57:25.096800 [includes UTCF correction] Where From?: TDRSS position message BAT RA: 265.436483229163 Dec: 0.736518945680564 [deg; J2000] Catalogged Source?: NO Point Source?: YES GRB Indicated?: YES [ by BAT flight software ] Image S/N Ratio: 9.43 Image Trigger?: NO Rate S/N Ratio: 21.51743479135 [ if not an image trigger ] Image S/N Ratio: 9.43 Analysis Position: [ source = BAT ] RA: 265.436483229163 Dec: 0.736518945680564 [deg; J2000] Refined Position: [ source = BAT pre-slew burst ] RA: 265.42170456138 Dec: 0.737511045022157 [deg; J2000] { 17h 41m 41.2s , +00d 44' 15.0" } +/- 1.4542762881274 [arcmin] (estimated 90% radius based on SNR) +/- 0.612359989159808 [arcmin] (formal 1-sigma fit error) SNR: 17.8141716545047 Angular difference between Flight and Ground position is 0.888643 arcmin Partial Coding Fraction: 0.2929688 [ including projection effects ] Duration T90: 87 +/- 20.591260281974 Measured from: -61.7280000448227 to: 25.2719999551773 [s; relative to TRIGTIME] T50: 16 +/- 4.24264068711928 Measured from: -7.72800004482269 to: 8.27199995517731 [s; relative to TRIGTIME] Fluence Peak Flux (peak 1 second) Measured from: 1.27199995517731 to: 2.27199995517731 [s; relative to TRIGTIME] Total Fluence Measured from: -79.7280000448227 to: 37.2719999551773 [s; relative to TRIGTIME] Band 1 Band 2 Band 3 Band 4 15-25 25-50 50-100 100-350 keV Total 1.703096 2.865625 1.968505 0.722571 0.176496 0.175125 0.149392 0.118919 [error] Peak 0.061511 0.175653 0.114437 0.069534 0.017343 0.018956 0.016529 0.013314 [error] [ fluence units of on-axis counts / fully illuminated detector ] ======================================================================