[vsnet-grb 265889] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 11 Jul 15 18:37:49 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     648601,   Seg_Num: 0
GRB_RA:          221.6271d {+14h 46m 30.50s} (J2000),
                 221.8670d {+14h 47m 28.09s} (current),
                 220.8564d {+14h 43m 25.53s} (1950)
GRB_DEC:         -35.4566d {-35d 27' 23.7"} (J2000),
                 -35.5211d {-35d 31' 15.9"} (current),
                 -35.2473d {-35d 14' 50.1"} (1950)
GRB_ERROR:       2.4 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  17214 TJD;   192 DOY;   15/07/11
IMG_START_TIME:  66416.00 SOD {18:26:56.00} UT,   232.3 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       110.73d {+07h 22m 56s}  +22.07d {+22d 04' 08"}
SUN_DIST:        119.36 [deg]   Sun_angle= -7.4 [hr] (East of Sun)
MOON_POSTN:       55.39d {+03h 41m 33s}  +15.49d {+15d 29' 27"}
MOON_DIST:       156.60 [deg]
MOON_ILLUM:      20 [%]
GAL_COORDS:      327.90, 21.77 [deg] galactic lon,lat of the burst
ECL_COORDS:      230.06,-18.48 [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%.