[vsnet-grb 202915] GCN/SWIFT_XRT_IMAGE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 14 May 13 07:15:54 UT
NOTICE_TYPE:     Swift-XRT Image
TRIGGER_NUM:     555821,   Seg_Num: 0
GRB_RA:          296.2801d {+19h 45m 07.2s} (J2000),
                 296.4607d {+19h 45m 50.5s} (current),
                 295.6042d {+19h 42m 25.0s} (1950)
GRB_DEC:          -7.9773d {-07d 58' 38.2"} (J2000),
                  -7.9442d {-07d 56' 39.2"} (current),
                  -8.0991d {-08d 05' 56.7"} (1950)
GRB_ERROR:       4.7 [arcsec, radius, statistical plus systematic]
GRB_INTEN:       144 [cnts]
IMG_START_DATE:  16426 TJD;   134 DOY;   13/05/14
IMG_START_TIME:  26109.93 SOD {07:15:09.93} UT,   88.9 [sec] since BAT Trigger Time
CENTROID_X:      312.10,  raw= 312  [pixels]
CENTROID_Y:      269.63,  raw= 270  [pixels]
ROLL:            73.06 [deg]
GAIN:            2
MODE:            3, Long Image mode
WAVEFORM:        134
EXPO_TIME:       2.50 [sec]
GRB_POS_XRT_Y:   -66.85
GRB_POS_XRT_Z:   19.80
IMAGE_URL:       sw00555821000msxps_rw.img
SUN_POSTN:        51.28d {+03h 25m 07s}  +18.69d {+18d 41' 14"}
SUN_DIST:        115.98 [deg]   Sun_angle= 7.7 [hr] (West of Sun)
MOON_POSTN:      100.99d {+06h 43m 59s}  +18.73d {+18d 44' 06"}
MOON_DIST:       161.51 [deg]
MOON_ILLUM:      16 [%]
GAL_COORDS:       31.82,-15.54 [deg] galactic lon,lat of the burst
ECL_COORDS:      296.75, 13.05 [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 .