[vsnet-grb 397471] GCN/SWIFT_XRT_POSITION_UPDATE
Bacodine
vxw at capella2.gsfc.nasa.gov
Wed Feb 20 04:59:43 JST 2019
TITLE: GCN/SWIFT NOTICE
NOTICE_DATE: Tue 19 Feb 19 19:59:43 UT
NOTICE_TYPE: Swift-XRT Position UPDATE
TRIGGER_NUM: 889748, Seg_Num: 0
GRB_RA: 189.6260d {+12h 38m 30.24s} (J2000),
189.7960d {+12h 39m 11.03s} (current),
189.1787d {+12h 36m 42.87s} (1950)
GRB_DEC: +76.6127d {+76d 36' 45.7"} (J2000),
+76.5077d {+76d 30' 27.6"} (current),
+76.8874d {+76d 53' 14.5"} (1950)
GRB_ERROR: 2.1 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN: 1.00e-10 [erg/cm2/sec]
GRB_SIGNIF: 10.00 [sigma]
IMG_START_DATE: 18533 TJD; 50 DOY; 19/02/19
IMG_START_TIME: 71012.00 SOD {19:43:32.00} UT, 274.0 [sec] since BAT Trigger Time
TAM[0-3]: 100.00 100.00 100.00 100.00
AMPLIFIER: 1
WAVEFORM: 31
SUN_POSTN: 332.93d {+22h 11m 43s} -11.16d {-11d 09' 34"}
SUN_DIST: 111.80 [deg] Sun_angle= 9.5 [hr] (West of Sun)
MOON_POSTN: 156.57d {+10h 26m 18s} +13.14d {+13d 08' 14"}
MOON_DIST: 65.73 [deg]
MOON_ILLUM: 100 [%]
GAL_COORDS: 123.92, 40.49 [deg] galactic lon,lat of the burst
ECL_COORDS: 123.00, 65.22 [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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