[vsnet-grb 273244] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 06 Oct 15 10:14:10 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     657750,   Seg_Num: 0
GRB_RA:          147.4259d {+09h 49m 42.21s} (J2000),
                 147.7604d {+09h 51m 02.49s} (current),
                 146.3531d {+09h 45m 24.74s} (1950)
GRB_DEC:         +70.5027d {+70d 30' 09.7"} (J2000),
                 +70.4286d {+70d 25' 43.0"} (current),
                 +70.7359d {+70d 44' 09.2"} (1950)
GRB_ERROR:       2.3 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  17301 TJD;   279 DOY;   15/10/06
IMG_START_TIME:  36294.00 SOD {10:04:54.00} UT,   592.1 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       191.82d {+12h 47m 16s}   -5.07d {-05d 04' 20"}
SUN_DIST:         81.00 [deg]   Sun_angle= 2.9 [hr] (West of Sun)
MOON_POSTN:      122.18d {+08h 08m 44s}  +15.39d {+15d 23' 17"}
MOON_DIST:        57.22 [deg]
MOON_ILLUM:      35 [%]
GAL_COORDS:      140.92, 39.66 [deg] galactic lon,lat of the burst
ECL_COORDS:      117.52, 52.50 [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:        This position was enhanced using UVOT field astrometry.  
COMMENTS:        The probability that this is a serendipitous source in the  
COMMENTS:        SPER window is 1.1% < P(seren) < 2.8%.