====================================================================== BAT GRB EVENT DATA PROCESSING REPORT Process Script Ver: batgrbproduct v2.46 Process Start Time (local time): Mon Jan 13 22:54:14 EST 2014 Host Name: batevent1 Current Working Dir: /local/data/batevent/batevent_reproc/trigger451757 ====================================================================== Trigger: 00451757 Segment: 000 BAT Trigger Time: 324990150.912 [s; MET] Trigger Stop: 324990151.936 [s; MET] UTC: 2011-04-20T11:02:24.037860 [includes UTCF correction] Where From?: TDRSS position message BAT RA: 2.16510709260475 Dec: -37.8550292612526 [deg; J2000] Catalogged Source?: NO Point Source?: YES GRB Indicated?: YES [ by BAT flight software ] Image S/N Ratio: 7.93 Image Trigger?: NO Rate S/N Ratio: 12.6491106406735 [ if not an image trigger ] Image S/N Ratio: 7.93 Analysis Position: [ source = BAT ] RA: 2.16510709260475 Dec: -37.8550292612526 [deg; J2000] Refined Position: [ source = BAT pre-slew burst ] RA: 2.16392106610135 Dec: -37.8770094287737 [deg; J2000] { 00h 08m 39.3s , -37d 52' 37.2" } +/- 0.84520773199824 [arcmin] (estimated 90% radius based on SNR) +/- 0.317731189257129 [arcmin] (formal 1-sigma fit error) SNR: 38.6773127603391 Angular difference between Flight and Ground position is 1.320006 arcmin Partial Coding Fraction: 0.1503906 [ including projection effects ] Duration T90: 13.8679999709129 +/- 1.30256362054126 Measured from: 1.42799997329712 to: 15.2959999442101 [s; relative to TRIGTIME] T50: 4.72799998521805 +/- 0.404850582176752 Measured from: 5.92799997329712 to: 10.6559999585152 [s; relative to TRIGTIME] Fluence Peak Flux (peak 1 second) Measured from: 8.04399996995926 to: 9.04399996995926 [s; relative to TRIGTIME] Total Fluence Measured from: -0.103999972343445 to: 21.8159999847412 [s; relative to TRIGTIME] Band 1 Band 2 Band 3 Band 4 15-25 25-50 50-100 100-350 keV Total 4.135931 4.135400 2.100571 0.341742 0.095461 0.096117 0.078715 0.057984 [error] Peak 0.441170 0.519792 0.393224 0.091834 0.026448 0.029003 0.024733 0.015954 [error] [ fluence units of on-axis counts / fully illuminated detector ] ======================================================================