[vsnet-grb 290602] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 06 May 16 03:48:44 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     685245,   Seg_Num: 0
GRB_RA:          265.8484d {+17h 43m 23.61s} (J2000),
                 266.1523d {+17h 44m 36.54s} (current),
                 264.9193d {+17h 39m 40.62s} (1950)
GRB_DEC:         -46.1340d {-46d 08' 02.4"} (J2000),
                 -46.1403d {-46d 08' 25.2"} (current),
                 -46.1116d {-46d 06' 41.7"} (1950)
GRB_ERROR:       2.0 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  17514 TJD;   127 DOY;   16/05/06
IMG_START_TIME:  13081.00 SOD {03:38:01.00} UT,   525.1 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:        43.59d {+02h 54m 22s}  +16.64d {+16d 38' 30"}
SUN_DIST:        134.07 [deg]   Sun_angle= 9.2 [hr] (West of Sun)
MOON_POSTN:       35.84d {+02h 23m 23s}  +10.32d {+10d 19' 09"}
MOON_DIST:       124.37 [deg]
MOON_ILLUM:      1 [%]
GAL_COORDS:      345.00, -8.53 [deg] galactic lon,lat of the burst
ECL_COORDS:      266.88,-22.74 [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%.