[vsnet-grb 152093] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 25 Jun 11 21:28:27 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     456073,   Seg_Num: 0
GRB_RA:          286.7325d {+19h 06m 55.80s} (J2000),
                 286.8723d {+19h 07m 29.36s} (current),
                 286.1234d {+19h 04m 29.62s} (1950)
GRB_DEC:          +6.7553d {+06d 45' 19.0"} (J2000),
                  +6.7738d {+06d 46' 25.5"} (current),
                  +6.6766d {+06d 40' 35.6"} (1950)
GRB_ERROR:       2.1 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  15737 TJD;   176 DOY;   11/06/25
IMG_START_TIME:  76358.00 SOD {21:12:38.00} UT,   249.6 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:        94.33d {+06h 17m 20s}  +23.38d {+23d 22' 39"}
SUN_DIST:        147.45 [deg]   Sun_angle= 11.2 [hr] (West of Sun)
MOON_POSTN:       26.59d {+01h 46m 21s}  +15.55d {+15d 33' 01"}
MOON_DIST:        97.46 [deg]
MOON_ILLUM:      28 [%]
GAL_COORDS:       40.71, -0.35 [deg] galactic lon,lat of the burst
ECL_COORDS:      289.10, 29.09 [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%.