[vsnet-grb 159927] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 08 Oct 11 22:26:40 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     505054,   Seg_Num: 0
GRB_RA:           60.4521d {+04h 01m 48.50s} (J2000),
                  60.5663d {+04h 02m 15.90s} (current),
                  59.9672d {+03h 59m 52.11s} (1950)
GRB_DEC:         -32.7090d {-32d 42' 32.4"} (J2000),
                 -32.6767d {-32d 40' 36.2"} (current),
                 -32.8473d {-32d 50' 50.3"} (1950)
GRB_ERROR:       2.8 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  15842 TJD;   281 DOY;   11/10/08
IMG_START_TIME:  80290.00 SOD {22:18:10.00} UT,   311.7 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       194.08d {+12h 56m 19s}   -6.02d {-06d 01' 11"}
SUN_DIST:        121.32 [deg]   Sun_angle= 8.9 [hr] (West of Sun)
MOON_POSTN:      340.33d {+22h 41m 20s}   -2.85d {-02d 50' 52"}
MOON_DIST:        80.24 [deg]
MOON_ILLUM:      91 [%]
GAL_COORDS:      232.61,-48.71 [deg] galactic lon,lat of the burst
ECL_COORDS:       47.74,-51.90 [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%.