[vsnet-grb 434378] GCN/SWIFT_FOM_OBSERVE
Bacodine
vxw at capella2.gsfc.nasa.gov
Sat Feb 1 07:42:07 JST 2020
TITLE: GCN/SWIFT NOTICE
NOTICE_DATE: Fri 31 Jan 20 22:41:48 UT
NOTICE_TYPE: Swift-FOM Will_Observe
TRIGGER_NUM: 953689, Seg_Num: 0
GRB_RA: 3.095d {+00h 12m 23s} (J2000),
3.361d {+00h 13m 27s} (current),
2.438d {+00h 09m 45s} (1950)
GRB_DEC: +51.124d {+51d 07' 25"} (J2000),
+51.235d {+51d 14' 07"} (current),
+50.846d {+50d 50' 44"} (1950)
GRB_DATE: 18879 TJD; 31 DOY; 20/01/31
GRB_TIME: 81675.99 SOD {22:41:15.99} UT
TRIGGER_INDEX: 146
RATE_SIGNIF: 255.99 [sigma]
IMAGE_SIGNIF: 25.71 [sigma]
FLAGS: 0x3
MERIT: 100.00
SUN_POSTN: 313.98d {+20h 55m 55s} -17.32d {-17d 19' 29"}
SUN_DIST: 80.97 [deg] Sun_angle= -3.3 [hr] (East of Sun)
MOON_POSTN: 28.79d {+01h 55m 10s} +6.62d {+06d 37' 01"}
MOON_DIST: 49.34 [deg]
MOON_ILLUM: 39 [%]
GAL_COORDS: 116.70,-11.28 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS: 28.53, 44.49 [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 a rate trigger.
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 = 310.10,9.30 [deg].
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