[vsnet-grb 461750] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 13 Oct 20 03:59:59 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     999948,   Seg_Num: 0
GRB_RA:          107.3944d {+07h 09m 34.65s} (J2000),
                 107.8306d {+07h 11m 19.34s} (current),
                 106.3424d {+07h 05m 22.18s} (1950)
GRB_DEC:         +57.0347d {+57d 02' 04.9"} (J2000),
                 +56.9997d {+56d 59' 58.8"} (current),
                 +57.1155d {+57d 06' 55.7"} (1950)
GRB_ERROR:       2.4 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  19135 TJD;   287 DOY;   20/10/13
IMG_START_TIME:  13680.00 SOD {03:48:00.00} UT,   89.4 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       198.73d {+13h 14m 56s}   -7.92d {-07d 55' 28"}
SUN_DIST:         97.13 [deg]   Sun_angle= 6.1 [hr] (West of Sun)
MOON_POSTN:      153.22d {+10h 12m 52s}  +16.11d {+16d 06' 47"}
MOON_DIST:        53.11 [deg]
MOON_ILLUM:      18 [%]
GAL_COORDS:      159.66, 24.89 [deg] galactic lon,lat of the burst
ECL_COORDS:      101.35, 34.28 [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 0.58% < P(seren) < 1.1%.