[vsnet-grb 200980] GCN/SWIFT_XRT_POSITION_UPDATE
Bacodine
vxw at capella2.gsfc.nasa.gov
Sat Apr 20 16:50:35 JST 2013
TITLE: GCN/SWIFT NOTICE
NOTICE_DATE: Sat 20 Apr 13 07:49:06 UT
NOTICE_TYPE: Swift-XRT Position UPDATE
TRIGGER_NUM: 553977, Seg_Num: 0
GRB_RA: 196.1060d {+13h 04m 25.43s} (J2000),
196.2416d {+13h 04m 57.97s} (current),
195.5949d {+13h 02m 22.76s} (1950)
GRB_DEC: +59.4241d {+59d 25' 26.7"} (J2000),
+59.3530d {+59d 21' 10.7"} (current),
+59.6919d {+59d 41' 30.9"} (1950)
GRB_ERROR: 2.6 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN: 1.00e-10 [erg/cm2/sec]
GRB_SIGNIF: 10.00 [sigma]
IMG_START_DATE: 16402 TJD; 110 DOY; 13/04/20
IMG_START_TIME: 27652.00 SOD {07:40:52.00} UT, 742.5 [sec] since BAT Trigger Time
TAM[0-3]: 100.00 100.00 100.00 100.00
AMPLIFIER: 1
WAVEFORM: 31
SUN_POSTN: 28.29d {+01h 53m 10s} +11.61d {+11d 36' 40"}
SUN_DIST: 108.37 [deg] Sun_angle= -11.2 [hr] (East of Sun)
MOON_POSTN: 141.43d {+09h 25m 44s} +9.59d {+09d 35' 33"}
MOON_DIST: 64.34 [deg]
MOON_ILLUM: 67 [%]
GAL_COORDS: 119.85, 57.63 [deg] galactic lon,lat of the burst
ECL_COORDS: 156.45, 57.78 [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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