[vsnet-grb 89280] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 26 Dec 08 01:27:22 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     338177,   Seg_Num: 0
GRB_RA:          120.4990d {+08h 02m 00.24s} (J2000),
                 120.5016d {+08h 02m 00.38s} (current),
                 120.4821d {+08h 01m 55.71s} (1950)
GRB_DEC:         -69.0305d {-69d 01' 49.8"} (J2000),
                 -69.0559d {-69d 03' 21.1"} (current),
                 -68.8892d {-68d 53' 21.2"} (1950)
GRB_ERROR:       3.4 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  14826 TJD;   361 DOY;   08/12/26
IMG_START_TIME:  3926.00 SOD {01:05:26.00} UT,   108.6 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       275.06d {+18h 20m 14s}  -23.36d {-23d 21' 21"}
SUN_DIST:         85.76 [deg]   Sun_angle= 10.3 [hr] (West of Sun)
MOON_POSTN:      257.55d {+17h 10m 13s}  -26.98d {-26d 58' 49"}
MOON_DIST:        79.02 [deg]
MOON_ILLUM:      2 [%]
GAL_COORDS:      281.76,-19.22 [deg] galactic lon,lat of the burst
ECL_COORDS:      205.98,-78.34 [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