[vsnet-grb 158123] GCN/SWIFT_XRT_POSITION

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 15 Sep 11 13:22:34 UT
NOTICE_TYPE:     Swift-XRT Position
TRIGGER_NUM:     503219,   Seg_Num: 0
GRB_RA:          310.8242d {+20h 43m 17.80s} (J2000),
                 310.9748d {+20h 43m 53.94s} (current),
                 310.1807d {+20h 40m 43.36s} (1950)
GRB_DEC:          -0.7231d {-00d 43' 23.1"} (J2000),
                  -0.6804d {-00d 40' 49.5"} (current),
                  -0.9039d {-00d 54' 14.1"} (1950)
GRB_ERROR:       4.7 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.02e-08 [erg/cm2/sec]
GRB_SIGNIF:      13.67 [sigma]
IMG_START_DATE:  15819 TJD;   258 DOY;   11/09/15
IMG_START_TIME:  48120.52 SOD {13:22:00.52} UT,   76.1 [sec] since BAT Trigger Time
TAM[0-3]:        327.68 237.23 261.57 243.61
AMPLIFIER:       2
WAVEFORM:        134
SUN_POSTN:       172.98d {+11h 31m 56s}   +3.03d {+03d 01' 52"}
SUN_DIST:        137.95 [deg]   Sun_angle= -9.2 [hr] (East of Sun)
MOON_POSTN:       23.73d {+01h 34m 54s}  +14.04d {+14d 02' 29"}
MOON_DIST:        73.46 [deg]
MOON_ILLUM:      91 [%]
GAL_COORDS:       45.85,-25.03 [deg] galactic lon,lat of the burst
ECL_COORDS:      313.07, 16.82 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Coordinates.  
COMMENTS:        The XRT position is 1.79 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 .