[vsnet-grb 257524] GCN/SWIFT_XRT_IMAGE
Bacodine
vxw at capella2.gsfc.nasa.gov
Sat Apr 4 06:58:06 JST 2015
TITLE: GCN/SWIFT NOTICE
NOTICE_DATE: Fri 03 Apr 15 21:56:12 UT
NOTICE_TYPE: Swift-XRT Image
TRIGGER_NUM: 637044, Seg_Num: 0
GRB_RA: 311.5019d {+20h 46m 00.4s} (J2000),
311.8202d {+20h 47m 16.8s} (current),
310.4524d {+20h 41m 48.5s} (1950)
GRB_DEC: -62.7118d {-62d 42' 42.4"} (J2000),
-62.6553d {-62d 39' 19.2"} (current),
-62.8944d {-62d 53' 39.7"} (1950)
GRB_ERROR: 4.7 [arcsec, radius, statistical plus systematic]
GRB_INTEN: 173 [cnts]
IMG_START_DATE: 17115 TJD; 93 DOY; 15/04/03
IMG_START_TIME: 78931.50 SOD {21:55:31.50} UT, 74.7 [sec] since BAT Trigger Time
CENTROID_X: 286.94, raw= 287 [pixels]
CENTROID_Y: 289.03, raw= 289 [pixels]
ROLL: 61.75 [deg]
GAIN: 2
MODE: 3, Long Image mode
WAVEFORM: 134
EXPO_TIME: 2.50 [sec]
GRB_POS_XRT_Y: -20.67
GRB_POS_XRT_Z: -43.25
IMAGE_URL: sw00637044000msxps_rw.img
SUN_POSTN: 12.72d {+00h 50m 54s} +5.45d {+05d 27' 14"}
SUN_DIST: 82.07 [deg] Sun_angle= 4.1 [hr] (West of Sun)
MOON_POSTN: 186.62d {+12h 26m 30s} -3.19d {-03d 11' 20"}
MOON_DIST: 102.41 [deg]
MOON_ILLUM: 100 [%]
GAL_COORDS: 333.15,-36.93 [deg] galactic lon,lat of the burst
ECL_COORDS: 294.44,-42.75 [deg] ecliptic lon,lat of the burst
COMMENTS: SWIFT-XRT Image.
COMMENTS: The object found at this position is either a very bright burst or a cosmic ray hit.
COMMENTS: Examine the XRT Image to differentiate (CRs are much more compact); see examples at:
COMMENTS: http://www.swift.psu.edu/xrt/XRT_Postage_Stamp_Image_Photo_Gallery.htm .
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