[vsnet-grb 446240] GCN/SWIFT_XRT_IMAGE_PROCESSED

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 19 May 20 11:21:55 UT
NOTICE_TYPE:     Swift-XRT Processed Image
TRIGGER_NUM:     973140,   Seg_Num: 0
GRB_RA:          255.3327d {+17h 01m 19.8s} (J2000),
                 255.6583d {+17h 02m 37.9s} (current),
                 254.5348d {+16h 58m 08.3s} (1950)
GRB_DEC:         -30.3782d {-30d 22' 41.5"} (J2000),
                 -30.4066d {-30d 24' 23.8"} (current),
                 -30.3058d {-30d 18' 20.9"} (1950)
GRB_ERROR:       4.7 [arcsec, radius, statistical plus systematic]
GRB_INTEN:       238 [cnts]
IMG_START_DATE:  18988 TJD;   140 DOY;   20/05/19
IMG_START_TIME:  40873.33 SOD {11:21:13.33} UT,   49.6 [sec] since BAT Trigger Time
CENTROID_X:      331.27,  raw= 331  [pixels]
CENTROID_Y:      287.03,  raw= 287  [pixels]
ROLL:            117.59 [deg]
GAIN:            4
MODE:            3, Long Image mode
WAVEFORM:        134
EXPO_TIME:       2.50 [sec]
GRB_POS_XRT_Y:   -26.08
GRB_POS_XRT_Z:   56.27
IMAGE_URL:       sw00973140000msxps_rw.img
SUN_POSTN:        56.72d {+03h 46m 53s}  +19.92d {+19d 55' 13"}
SUN_DIST:        159.95 [deg]   Sun_angle= 10.7 [hr] (West of Sun)
MOON_POSTN:       22.67d {+01h 30m 41s}   +4.34d {+04d 20' 11"}
MOON_DIST:       123.78 [deg]
MOON_ILLUM:      10 [%]
GAL_COORDS:      353.38,  7.14 [deg] galactic lon,lat of the burst
ECL_COORDS:      257.27, -7.58 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Processed 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 .