[vsnet-grb 430182] GCN/SWIFT_XRT_IMAGE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 20 Dec 19 13:32:25 UT
NOTICE_TYPE:     Swift-XRT Image
TRIGGER_NUM:     945344,   Seg_Num: 0
GRB_RA:          281.3798d {+18h 45m 31.1s} (J2000),
                 281.5809d {+18h 46m 19.4s} (current),
                 280.8763d {+18h 43m 30.3s} (1950)
GRB_DEC:         +26.6577d {+26d 39' 27.7"} (J2000),
                 +26.6798d {+26d 40' 47.3"} (current),
                 +26.6040d {+26d 36' 14.2"} (1950)
GRB_ERROR:       6.5 [arcsec, radius, statistical plus systematic]
GRB_INTEN:       21 [cnts]
IMG_START_DATE:  18837 TJD;   354 DOY;   19/12/20
IMG_START_TIME:  48710.23 SOD {13:31:50.23} UT,   132.4 [sec] since BAT Trigger Time
CENTROID_X:      246.49,  raw= 246  [pixels]
CENTROID_Y:      282.89,  raw= 283  [pixels]
ROLL:            195.44 [deg]
GAIN:            1
MODE:            3, Long Image mode
WAVEFORM:        134
EXPO_TIME:       2.50 [sec]
GRB_POS_XRT_Y:   -35.84
GRB_POS_XRT_Z:   -143.57
IMAGE_URL:       sw00945344000msxps_rw.img
SUN_POSTN:       268.22d {+17h 52m 52s}  -23.43d {-23d 25' 32"}
SUN_DIST:         51.74 [deg]   Sun_angle= -0.9 [hr] (East of Sun)
MOON_POSTN:      196.95d {+13h 07m 49s}   -1.54d {-01d 32' 18"}
MOON_DIST:        85.90 [deg]
MOON_ILLUM:      35 [%]
GAL_COORDS:       56.45, 13.01 [deg] galactic lon,lat of the burst
ECL_COORDS:      285.75, 49.48 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Image.  
COMMENTS:        There is a bright star (mag=4.83) 6.87 arcmin from the BAT position.