[vsnet-grb 383128] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 10 Oct 18 06:09:36 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     866434,   Seg_Num: 0
GRB_RA:           52.5705d {+03h 30m 16.92s} (J2000),
                  52.7757d {+03h 31m 06.17s} (current),
                  52.0240d {+03h 28m 05.76s} (1950)
GRB_DEC:         -23.0382d {-23d 02' 17.5"} (J2000),
                 -22.9748d {-22d 58' 29.3"} (current),
                 -23.2085d {-23d 12' 30.4"} (1950)
GRB_ERROR:       2.1 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  18401 TJD;   283 DOY;   18/10/10
IMG_START_TIME:  21544.00 SOD {05:59:04.00} UT,   192.3 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       195.57d {+13h 02m 17s}   -6.64d {-06d 38' 13"}
SUN_DIST:        133.10 [deg]   Sun_angle= 9.5 [hr] (West of Sun)
MOON_POSTN:      210.70d {+14h 02m 48s}   -7.16d {-07d 09' 31"}
MOON_DIST:       142.93 [deg]
MOON_ILLUM:      2 [%]
GAL_COORDS:      215.41,-53.95 [deg] galactic lon,lat of the burst
ECL_COORDS:       42.63,-40.52 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Coordinates.  
COMMENTS:        This Notice was ground-generated -- not flight-generated.  
COMMENTS:        This is an Update Notice -- the RA,Dec values herein supersede the previous XRT_POS Notice.  
COMMENTS:        TAM values, flux and significance fields are not valid.  
COMMENTS:        This position was automatically generated on the ground using  
COMMENTS:        Photon Counting data telemetered via TDRSS (SPER data).  
COMMENTS:        See http://www.swift.ac.uk/sper/docs.php for details.  
COMMENTS:        This position was enhanced using UVOT field astrometry.  
COMMENTS:        The probability that this is a serendipitous source in the  
COMMENTS:        SPER window is 0.11% < P(seren) < 0.58%.