[vsnet-grb 268439] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 11 Aug 15 04:30:11 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     651882,   Seg_Num: 0
GRB_RA:          291.3391d {+19h 25m 21.38s} (J2000),
                 291.5614d {+19h 26m 14.72s} (current),
                 290.6266d {+19h 22m 30.38s} (1950)
GRB_DEC:         -15.4253d {-15d 25' 31.0"} (J2000),
                 -15.3935d {-15d 23' 36.6"} (current),
                 -15.5250d {-15d 31' 29.9"} (1950)
GRB_ERROR:       3.7 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  17245 TJD;   223 DOY;   15/08/11
IMG_START_TIME:  15075.00 SOD {04:11:15.00} UT,   306.0 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       140.66d {+09h 22m 37s}  +15.37d {+15d 22' 04"}
SUN_DIST:        151.97 [deg]   Sun_angle= -10.1 [hr] (East of Sun)
MOON_POSTN:       99.11d {+06h 36m 26s}  +18.02d {+18d 01' 29"}
MOON_DIST:       167.79 [deg]
MOON_ILLUM:      11 [%]
GAL_COORDS:       22.71,-14.35 [deg] galactic lon,lat of the burst
ECL_COORDS:      290.67,  6.50 [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:        The probability that this is a serendipitous source in the  
COMMENTS:        SPER window is 0.58% < P(seren) < 1.1%.