====================================================================== BAT GRB EVENT DATA PROCESSING REPORT Process Script Ver: batgrbproduct v2.48 Process Start Time (local time): Tue Dec 26 15:35:50 EST 2023 Host Name: batproc1 Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger1197311 ====================================================================== Trigger: 01197311 Segment: 000 BAT Trigger Time: 722020625.6 [s; MET] Trigger Stop: 722020626.624 [s; MET] UTC: 2023-11-18T17:16:33.206740 [includes UTCF correction] Where From?: TDRSS position message BAT RA: 4.84300825958335 Dec: -48.0355229992106 [deg; J2000] Catalogged Source?: NO Point Source?: YES GRB Indicated?: YES [ by BAT flight software ] Image S/N Ratio: 20.93 Image Trigger?: NO Rate S/N Ratio: 109.261155036911 [ if not an image trigger ] Image S/N Ratio: 20.93 Analysis Position: [ source = BAT ] RA: 4.84300825958335 Dec: -48.0355229992106 [deg; J2000] Refined Position: [ source = BAT pre-slew burst ] RA: 4.84002144555348 Dec: -48.0435836136321 [deg; J2000] { 00h 19m 21.6s , -48d 02' 36.9" } +/- 0.771656755759291 [arcmin] (estimated 90% radius based on SNR) +/- 0.276696807313094 [arcmin] (formal 1-sigma fit error) SNR: 44.0495021802502 Angular difference between Flight and Ground position is 0.498259 arcmin Partial Coding Fraction: 0.5546875 [ including projection effects ] Duration T90: 151.488000035286 +/- 94.0267835021085 Measured from: -4.28799998760223 to: 147.200000047684 [s; relative to TRIGTIME] T50: 6.94400000572205 +/- 7.22240067068257 Measured from: -1.27999997138977 to: 5.66400003433228 [s; relative to TRIGTIME] Fluence Peak Flux (peak 1 second) Measured from: -0.0759999752044678 to: 0.924000024795532 [s; relative to TRIGTIME] Total Fluence Measured from: -6.84800004959106 to: 250.447999954224 [s; relative to TRIGTIME] Band 1 Band 2 Band 3 Band 4 15-25 25-50 50-100 100-350 keV Total 1.479493 2.282292 1.915264 0.661529 0.107738 0.112908 0.098957 0.084262 [error] Peak 0.228087 0.405804 0.420003 0.143980 0.014191 0.017673 0.017622 0.013066 [error] [ fluence units of on-axis counts / fully illuminated detector ] ======================================================================