[vsnet-grb 147253] GCN/SWIFT_XRT_IMAGE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 20 Apr 11 11:04:39 UT
NOTICE_TYPE:     Swift-XRT Image
TRIGGER_NUM:     451757,   Seg_Num: 0
GRB_RA:            2.1609d {+00h 08m 38.6s} (J2000),
                   2.3038d {+00h 09m 12.9s} (current),
                   1.5274d {+00h 06m 06.5s} (1950)
GRB_DEC:         -37.8876d {-37d 53' 15.3"} (J2000),
                 -37.8247d {-37d 49' 29.0"} (current),
                 -38.1659d {-38d 09' 57.0"} (1950)
GRB_ERROR:       5.8 [arcsec, radius, statistical plus systematic]
GRB_INTEN:       44 [cnts]
IMG_START_DATE:  15671 TJD;   110 DOY;   11/04/20
IMG_START_TIME:  39831.63 SOD {11:03:51.63} UT,   87.6 [sec] since BAT Trigger Time
CENTROID_X:      349.53,  raw= 350  [pixels]
CENTROID_Y:      292.38,  raw= 292  [pixels]
ROLL:            31.38 [deg]
GAIN:            1
MODE:            3, Long Image mode
WAVEFORM:        134
EXPO_TIME:       2.50 [sec]
GRB_POS_XRT_Y:   -13.24
GRB_POS_XRT_Z:   111.34
IMAGE_URL:       sw00451757000msxps_rw.img
SUN_POSTN:        27.94d {+01h 51m 45s}  +11.48d {+11d 28' 51"}
SUN_DIST:         54.84 [deg]   Sun_angle= 1.7 [hr] (West of Sun)
MOON_POSTN:      240.13d {+16h 00m 31s}  -22.62d {-22d 37' 24"}
MOON_DIST:        98.76 [deg]
MOON_ILLUM:      92 [%]
GAL_COORDS:      340.14,-75.98 [deg] galactic lon,lat of the burst
ECL_COORDS:      344.62,-35.12 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Image.