[vsnet-grb 341587] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 01 Oct 17 18:37:07 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     775553,   Seg_Num: 0
GRB_RA:           22.0774d {+01h 28m 18.57s} (J2000),
                  22.2970d {+01h 29m 11.28s} (current),
                  21.4589d {+01h 25m 50.12s} (1950)
GRB_DEC:         -11.8940d {-11d 53' 38.4"} (J2000),
                 -11.8025d {-11d 48' 08.9"} (current),
                 -12.1526d {-12d 09' 09.1"} (1950)
GRB_ERROR:       2.2 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  18027 TJD;   274 DOY;   17/10/01
IMG_START_TIME:  66556.00 SOD {18:29:16.00} UT,   215.8 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       188.06d {+12h 32m 14s}   -3.48d {-03d 28' 39"}
SUN_DIST:        159.17 [deg]   Sun_angle= 11.1 [hr] (West of Sun)
MOON_POSTN:      321.76d {+21h 27m 02s}  -14.61d {-14d 36' 25"}
MOON_DIST:        58.84 [deg]
MOON_ILLUM:      83 [%]
GAL_COORDS:      154.31,-72.48 [deg] galactic lon,lat of the burst
ECL_COORDS:       15.73,-19.60 [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%.