[vsnet-grb 377813] GCN/SWIFT_XRT_IMAGE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 23 Aug 18 19:06:38 UT
NOTICE_TYPE:     Swift-XRT Image
TRIGGER_NUM:     855434,   Seg_Num: 0
GRB_RA:          210.3568d {+14h 01m 25.6s} (J2000),
                 210.5817d {+14h 02m 19.6s} (current),
                 209.7537d {+13h 59m 00.8s} (1950)
GRB_DEC:         +14.8914d {+14d 53' 29.0"} (J2000),
                 +14.8019d {+14d 48' 06.9"} (current),
                 +15.1324d {+15d 07' 56.5"} (1950)
GRB_ERROR:       4.7 [arcsec, radius, statistical plus systematic]
GRB_INTEN:       87 [cnts]
IMG_START_DATE:  18353 TJD;   235 DOY;   18/08/23
IMG_START_TIME:  68762.20 SOD {19:06:02.20} UT,   89.2 [sec] since BAT Trigger Time
CENTROID_X:      323.73,  raw= 324  [pixels]
CENTROID_Y:      276.07,  raw= 276  [pixels]
ROLL:            273.74 [deg]
GAIN:            2
MODE:            3, Long Image mode
WAVEFORM:        134
EXPO_TIME:       2.50 [sec]
GRB_POS_XRT_Y:   -52.62
GRB_POS_XRT_Z:   40.86
IMAGE_URL:       sw00855434000msxps_rw.img
SUN_POSTN:       152.67d {+10h 10m 40s}  +11.26d {+11d 15' 27"}
SUN_DIST:         56.39 [deg]   Sun_angle= -3.9 [hr] (East of Sun)
MOON_POSTN:      303.28d {+20h 13m 07s}  -19.41d {-19d 24' 42"}
MOON_DIST:        97.34 [deg]
MOON_ILLUM:      94 [%]
GAL_COORDS:      359.54, 69.63 [deg] galactic lon,lat of the burst
ECL_COORDS:      202.53, 25.47 [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 .