[vsnet-grb 192740] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 26 Dec 12 19:22:51 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     544027,   Seg_Num: 0
GRB_RA:          168.6424d {+11h 14m 34.17s} (J2000),
                 168.8005d {+11h 15m 12.11s} (current),
                 168.0347d {+11h 12m 08.33s} (1950)
GRB_DEC:         -30.4066d {-30d 24' 23.7"} (J2000),
                 -30.4775d {-30d 28' 39.0"} (current),
                 -30.1339d {-30d 08' 02.1"} (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:  16287 TJD;   361 DOY;   12/12/26
IMG_START_TIME:  69099.00 SOD {19:11:39.00} UT,   115.1 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       275.92d {+18h 23m 41s}  -23.33d {-23d 19' 31"}
SUN_DIST:         91.84 [deg]   Sun_angle= 7.1 [hr] (West of Sun)
MOON_POSTN:       76.92d {+05h 07m 40s}  +20.99d {+20d 59' 19"}
MOON_DIST:       102.01 [deg]
MOON_ILLUM:      98 [%]
GAL_COORDS:      279.32, 27.98 [deg] galactic lon,lat of the burst
ECL_COORDS:      183.08,-32.14 [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%.