[vsnet-grb 385055] GCN/SWIFT_XRT_IMAGE_PROCESSED

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 30 Oct 18 01:30:22 UT
NOTICE_TYPE:     Swift-XRT Processed Image
TRIGGER_NUM:     869494,   Seg_Num: 0
GRB_RA:          146.9251d {+09h 47m 42.0s} (J2000),
                 147.1812d {+09h 48m 43.4s} (current),
                 146.2441d {+09h 44m 58.5s} (1950)
GRB_DEC:         +14.6582d {+14d 39' 29.5"} (J2000),
                 +14.5702d {+14d 34' 12.8"} (current),
                 +14.8906d {+14d 53' 26.1"} (1950)
GRB_ERROR:       4.7 [arcsec, radius, statistical plus systematic]
GRB_INTEN:       135 [cnts]
IMG_START_DATE:  18421 TJD;   303 DOY;   18/10/30
IMG_START_TIME:  5384.25 SOD {01:29:44.25} UT,   142.1 [sec] since BAT Trigger Time
CENTROID_X:      334.95,  raw= 335  [pixels]
CENTROID_Y:      304.21,  raw= 304  [pixels]
ROLL:            109.86 [deg]
GAIN:            2
MODE:            3, Long Image mode
WAVEFORM:        134
EXPO_TIME:       2.50 [sec]
GRB_POS_XRT_Y:   13.69
GRB_POS_XRT_Z:   67.31
IMAGE_URL:       sw00869494000msxps_rw.img
SUN_POSTN:       214.25d {+14h 16m 59s}  -13.71d {-13d 42' 34"}
SUN_DIST:         72.13 [deg]   Sun_angle= 4.5 [hr] (West of Sun)
MOON_POSTN:      106.29d {+07h 05m 10s}  +21.20d {+21d 11' 50"}
MOON_DIST:        39.36 [deg]
MOON_ILLUM:      68 [%]
GAL_COORDS:      219.63, 45.58 [deg] galactic lon,lat of the burst
ECL_COORDS:      144.18,  1.27 [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 .