[vsnet-grb 180841] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 24 Jul 12 06:52:13 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     528443,   Seg_Num: 0
GRB_RA:          245.1802d {+16h 20m 43.24s} (J2000),
                 245.3373d {+16h 21m 20.94s} (current),
                 244.5554d {+16h 18m 13.29s} (1950)
GRB_DEC:          +3.5080d {+03d 30' 28.8"} (J2000),
                  +3.4787d {+03d 28' 43.4"} (current),
                  +3.6262d {+03d 37' 34.4"} (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:  16132 TJD;   206 DOY;   12/07/24
IMG_START_TIME:  24107.00 SOD {06:41:47.00} UT,   164.1 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       124.03d {+08h 16m 07s}  +19.76d {+19d 45' 43"}
SUN_DIST:        117.88 [deg]   Sun_angle= -8.1 [hr] (East of Sun)
MOON_POSTN:      182.65d {+12h 10m 36s}   -5.91d {-05d 54' 35"}
MOON_DIST:        63.30 [deg]
MOON_ILLUM:      27 [%]
GAL_COORDS:       17.12, 34.81 [deg] galactic lon,lat of the burst
ECL_COORDS:      242.56, 24.61 [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%.