[vsnet-grb 115442] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 11 Jan 10 04:27:06 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     382399,   Seg_Num: 0
GRB_RA:          247.0485d {+16h 28m 11.63s} (J2000),
                 247.1627d {+16h 28m 39.04s} (current),
                 246.4794d {+16h 25m 55.06s} (1950)
GRB_DEC:         +15.5505d {+15d 33' 01.7"} (J2000),
                 +15.5288d {+15d 31' 43.6"} (current),
                 +15.6603d {+15d 39' 37.2"} (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:  15207 TJD;    11 DOY;   10/01/11
IMG_START_TIME:  15246.00 SOD {04:14:06.00} UT,   77.0 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       292.52d {+19h 30m 05s}  -21.82d {-21d 49' 24"}
SUN_DIST:         58.06 [deg]   Sun_angle= 3.0 [hr] (West of Sun)
MOON_POSTN:      242.58d {+16h 10m 19s}  -24.95d {-24d 56' 49"}
MOON_DIST:        40.72 [deg]
MOON_ILLUM:      15 [%]
GAL_COORDS:       31.58, 38.60 [deg] galactic lon,lat of the burst
ECL_COORDS:      242.02, 36.79 [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%.