[vsnet-grb 267269] GCN/SWIFT_XRT_POSITION

Bacodine vxw at capella2.gsfc.nasa.gov
Tue Jul 28 04:18:00 JST 2015


TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 27 Jul 15 19:17:06 UT
NOTICE_TYPE:     Swift-XRT Position
TRIGGER_NUM:     650530,   Seg_Num: 0
GRB_RA:          203.9705d {+13h 35m 52.91s} (J2000),
                 204.1817d {+13h 36m 43.61s} (current),
                 203.2933d {+13h 33m 10.38s} (1950)
GRB_DEC:         -18.3259d {-18d 19' 33.2"} (J2000),
                 -18.4050d {-18d 24' 18.1"} (current),
                 -18.0708d {-18d 04' 15.0"} (1950)
GRB_ERROR:       4.7 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       8.93e-09 [erg/cm2/sec]
GRB_SIGNIF:      15.49 [sigma]
IMG_START_DATE:  17230 TJD;   208 DOY;   15/07/27
IMG_START_TIME:  68599.58 SOD {19:03:19.58} UT,   77.2 [sec] since BAT Trigger Time
TAM[0-3]:        327.69 237.19 261.70 243.66
AMPLIFIER:       2
WAVEFORM:        134
SUN_POSTN:       126.78d {+08h 27m 08s}  +19.15d {+19d 08' 48"}
SUN_DIST:         84.72 [deg]   Sun_angle= -5.2 [hr] (East of Sun)
MOON_POSTN:      256.01d {+17h 04m 03s}  -17.90d {-17d 54' 16"}
MOON_DIST:        49.08 [deg]
MOON_ILLUM:      84 [%]
GAL_COORDS:      317.49, 43.29 [deg] galactic lon,lat of the burst
ECL_COORDS:      208.90, -7.76 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Coordinates.  
COMMENTS:        The XRT position is 2.06 arcmin from the BAT position.  
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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