[vsnet-grb 488123] GCN/SWIFT_XRT_IMAGE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 12 Jun 21 13:24:23 UT
NOTICE_TYPE:     Swift-XRT Image
TRIGGER_NUM:     1055000,   Seg_Num: 0
GRB_RA:          236.7907d {+15h 47m 09.7s} (J2000),
                 237.1755d {+15h 48m 42.1s} (current),
                 235.8965d {+15h 43m 35.1s} (1950)
GRB_DEC:         -47.6693d {-47d 40' 09.4"} (J2000),
                 -47.7344d {-47d 44' 03.6"} (current),
                 -47.5150d {-47d 30' 54.0"} (1950)
GRB_ERROR:       4.7 [arcsec, radius, statistical plus systematic]
GRB_INTEN:       177 [cnts]
IMG_START_DATE:  19377 TJD;   163 DOY;   21/06/12
IMG_START_TIME:  48231.80 SOD {13:23:51.80} UT,   1339.0 [sec] since BAT Trigger Time
CENTROID_X:      313.63,  raw= 314  [pixels]
CENTROID_Y:      287.99,  raw= 288  [pixels]
ROLL:            226.87 [deg]
GAIN:            4
MODE:            2, Short Image mode
WAVEFORM:        134
EXPO_TIME:       0.10 [sec]
GRB_POS_XRT_Y:   -23.81
GRB_POS_XRT_Z:   14.70
IMAGE_URL:       sw01055000000msxps_rw.img
SUN_POSTN:        81.08d {+05h 24m 19s}  +23.18d {+23d 10' 57"}
SUN_DIST:        148.93 [deg]   Sun_angle= -10.4 [hr] (East of Sun)
MOON_POSTN:      106.90d {+07h 07m 36s}  +25.52d {+25d 31' 25"}
MOON_DIST:       135.34 [deg]
MOON_ILLUM:      4 [%]
GAL_COORDS:      330.92,  5.42 [deg] galactic lon,lat of the burst
ECL_COORDS:      245.54,-27.01 [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 .