[vsnet-grb 142495] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 13 Feb 11 05:35:17 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     445414,   Seg_Num: 0
GRB_RA:           42.9643d {+02h 51m 51.43s} (J2000),
                  43.1559d {+02h 52m 37.40s} (current),
                  42.1060d {+02h 48m 25.43s} (1950)
GRB_DEC:         +49.2730d {+49d 16' 22.8"} (J2000),
                 +49.3182d {+49d 19' 05.6"} (current),
                 +49.0678d {+49d 04' 04.2"} (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:  15605 TJD;    44 DOY;   11/02/13
IMG_START_TIME:  19321.00 SOD {05:22:01.00} UT,   271.5 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       326.46d {+21h 45m 52s}  -13.47d {-13d 28' 06"}
SUN_DIST:         91.76 [deg]   Sun_angle= -5.1 [hr] (East of Sun)
MOON_POSTN:       75.34d {+05h 01m 22s}  +24.00d {+23d 59' 60"}
MOON_DIST:        35.67 [deg]
MOON_ILLUM:      69 [%]
GAL_COORDS:      142.28, -9.02 [deg] galactic lon,lat of the burst
ECL_COORDS:       56.06, 31.23 [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 1.1% < P(seren) < 2.8%.