[vsnet-grb 493979] GCN/SWIFT_FOM_OBSERVE
Bacodine
vxw at capella2.gsfc.nasa.gov
Sun Aug 1 07:23:17 JST 2021
TITLE: GCN/SWIFT NOTICE
NOTICE_DATE: Sat 31 Jul 21 22:23:02 UT
NOTICE_TYPE: Swift-FOM Will_Observe
TRIGGER_NUM: 1062336, Seg_Num: 0
GRB_RA: 300.314d {+20h 01m 15s} (J2000),
300.645d {+20h 02m 35s} (current),
299.544d {+19h 58m 11s} (1950)
GRB_DEC: -28.042d {-28d 02' 30"} (J2000),
-27.981d {-27d 58' 51"} (current),
-28.181d {-28d 10' 50"} (1950)
GRB_DATE: 19426 TJD; 212 DOY; 21/07/31
GRB_TIME: 80468.53 SOD {22:21:08.53} UT
TRIGGER_INDEX: 20000
RATE_SIGNIF: 0.00 [sigma]
IMAGE_SIGNIF: 9.45 [sigma]
FLAGS: 0x3
MERIT: 100.00
SUN_POSTN: 131.35d {+08h 45m 25s} +18.02d {+18d 01' 29"}
SUN_DIST: 166.01 [deg] Sun_angle= -11.3 [hr] (East of Sun)
MOON_POSTN: 41.40d {+02h 45m 36s} +13.64d {+13d 38' 32"}
MOON_DIST: 105.71 [deg]
MOON_ILLUM: 46 [%]
GAL_COORDS: 13.46,-26.74 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS: 296.69, -7.37 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS: SWIFT Figure-of-Merit decision.
COMMENTS: This was of sufficient merit to become the new Automated Target;
COMMENTS: but if the Current PPT has a greater merit, then we will not request a slew.
COMMENTS: FOM will request the s/c to slew.
COMMENTS: The S/C has yet to make its decision about safe to slew or not.
COMMENTS: This does not match any source in the ground catalog.
COMMENTS:
COMMENTS: The next comments were copied from the BAT_POS Notice:
COMMENTS: This is an image trigger. (The RATE_SIGNIF is undefined.)
COMMENTS: A point_source was found.
COMMENTS: This does not match any source in the on-board catalog.
COMMENTS: This is a GRB.
COMMENTS: This trigger occurred at longitude,latitude = 288.34,1.37 [deg].
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