====================================================================== BAT GRB EVENT DATA PROCESSING REPORT Process Script Ver: batgrbproduct v2.46 Process Start Time (local time): Wed May 3 17:03:03 EDT 2017 Host Name: bat1 Current Working Dir: /local/data/bat1/alien/Swift_3rdBATcatalog/event/batevent_reproc/trigger748947 ====================================================================== Trigger: 00748947 Segment: 000 BAT Trigger Time: 514330444.992 [s; MET] Trigger Stop: 514330446.016 [s; MET] UTC: 2017-04-19T21:33:46.057280 [includes UTCF correction] Where From?: TDRSS position message BAT RA: 60.4979072457145 Dec: -15.1426180694188 [deg; J2000] Catalogged Source?: NO Point Source?: YES GRB Indicated?: YES [ by BAT flight software ] Image S/N Ratio: 9.51 Image Trigger?: NO Rate S/N Ratio: 15.6204993518133 [ if not an image trigger ] Image S/N Ratio: 9.51 Analysis Position: [ source = BAT ] RA: 60.4979072457145 Dec: -15.1426180694188 [deg; J2000] Refined Position: [ source = BAT pre-slew burst ] RA: 60.4932431992966 Dec: -15.1199588089071 [deg; J2000] { 04h 01m 58.4s , -15d 07' 11.9" } +/- 1.36949527471954 [arcmin] (estimated 90% radius based on SNR) +/- 0.634765071747146 [arcmin] (formal 1-sigma fit error) SNR: 19.4102843214075 Angular difference between Flight and Ground position is 1.386134 arcmin Partial Coding Fraction: 0.5234375 [ including projection effects ] Duration T90: 65.8559999465942 +/- 11.260154565347 Measured from: 1 to: 66.8559999465942 [s; relative to TRIGTIME] T50: 29.2199999690056 +/- 7.63655344187067 Measured from: 3.14399999380112 to: 32.3639999628067 [s; relative to TRIGTIME] Fluence Peak Flux (peak 1 second) Measured from: 1.98400002717972 to: 2.98400002717972 [s; relative to TRIGTIME] Total Fluence Measured from: 0.276000022888184 to: 87.2280000448227 [s; relative to TRIGTIME] Band 1 Band 2 Band 3 Band 4 15-25 25-50 50-100 100-350 keV Total 0.664453 1.057691 0.917938 0.129125 0.069700 0.074353 0.066476 0.062439 [error] Peak 0.039192 0.090210 0.114874 0.053908 0.008685 0.009733 0.009796 0.007631 [error] [ fluence units of on-axis counts / fully illuminated detector ] ======================================================================