[vsnet-grb 468657] GCN/SWIFT_XRT_POSITION_UPDATE
Bacodine
vxw at capella2.gsfc.nasa.gov
Mon Dec 21 16:23:56 JST 2020
TITLE: GCN/SWIFT NOTICE
NOTICE_DATE: Mon 21 Dec 20 07:23:47 UT
NOTICE_TYPE: Swift-XRT Position UPDATE
TRIGGER_NUM: 1013852, Seg_Num: 0
GRB_RA: 214.4801d {+14h 17m 55.22s} (J2000),
214.8163d {+14h 19m 15.90s} (current),
213.6819d {+14h 14m 43.66s} (1950)
GRB_DEC: -45.4166d {-45d 24' 59.7"} (J2000),
-45.5126d {-45d 30' 45.5"} (current),
-45.1860d {-45d 11' 09.6"} (1950)
GRB_ERROR: 2.4 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN: 1.00e-10 [erg/cm2/sec]
GRB_SIGNIF: 10.00 [sigma]
IMG_START_DATE: 19204 TJD; 356 DOY; 20/12/21
IMG_START_TIME: 25887.00 SOD {07:11:27.00} UT, 145.6 [sec] since BAT Trigger Time
TAM[0-3]: 100.00 100.00 100.00 100.00
AMPLIFIER: 1
WAVEFORM: 31
SUN_POSTN: 269.88d {+17h 59m 32s} -23.44d {-23d 26' 08"}
SUN_DIST: 49.31 [deg] Sun_angle= 3.7 [hr] (West of Sun)
MOON_POSTN: 355.14d {+23h 40m 34s} -7.88d {-07d 52' 34"}
MOON_DIST: 115.88 [deg]
MOON_ILLUM: 44 [%]
GAL_COORDS: 318.45, 14.83 [deg] galactic lon,lat of the burst
ECL_COORDS: 228.23,-29.70 [deg] ecliptic lon,lat of the burst
COMMENTS: SWIFT-XRT Coordinates.
COMMENTS: This Notice was ground-generated -- not flight-generated.
COMMENTS: This is an Update Notice -- the RA,Dec values herein supersede the previous XRT_POS Notice.
COMMENTS: TAM values, flux and significance fields are not valid.
COMMENTS: This position was automatically generated on the ground using
COMMENTS: Photon Counting data telemetered via TDRSS (SPER data).
COMMENTS: See http://www.swift.ac.uk/sper/docs.php for details.
COMMENTS: This position was enhanced using UVOT field astrometry.
COMMENTS: The probability that this is a serendipitous source in the
COMMENTS: SPER window is 0.58% < P(seren) < 1.1%.
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