[vsnet-grb 296936] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 12 Jul 16 21:03:42 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     704155,   Seg_Num: 0
GRB_RA:          304.1598d {+20h 16m 38.35s} (J2000),
                 304.4102d {+20h 17m 38.45s} (current),
                 303.4012d {+20h 13m 36.28s} (1950)
GRB_DEC:         -26.9584d {-26d 57' 30.2"} (J2000),
                 -26.9066d {-26d 54' 23.6"} (current),
                 -27.1132d {-27d 06' 47.5"} (1950)
GRB_ERROR:       3.1 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  17581 TJD;   194 DOY;   16/07/12
IMG_START_TIME:  75586.00 SOD {20:59:46.00} UT,   3970.0 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       112.62d {+07h 30m 29s}  +21.81d {+21d 48' 30"}
SUN_DIST:        168.12 [deg]   Sun_angle= 11.2 [hr] (West of Sun)
MOON_POSTN:      209.34d {+13h 57m 20s}   -8.06d {-08d 03' 53"}
MOON_DIST:        90.84 [deg]
MOON_ILLUM:      58 [%]
GAL_COORDS:       15.81,-29.66 [deg] galactic lon,lat of the burst
ECL_COORDS:      300.28, -7.04 [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%.