[vsnet-grb 330656] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 26 Jun 17 10:25:54 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     758766,   Seg_Num: 0
GRB_RA:          165.3935d {+11h 01m 34.43s} (J2000),
                 165.6542d {+11h 02m 37.00s} (current),
                 164.6438d {+10h 58m 34.51s} (1950)
GRB_DEC:         +56.4766d {+56d 28' 35.7"} (J2000),
                 +56.3824d {+56d 22' 56.4"} (current),
                 +56.7455d {+56d 44' 43.9"} (1950)
GRB_ERROR:       3.5 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  17930 TJD;   177 DOY;   17/06/26
IMG_START_TIME:  35892.00 SOD {09:58:12.00} UT,   1248.9 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:        95.46d {+06h 21m 51s}  +23.34d {+23d 20' 29"}
SUN_DIST:         59.85 [deg]   Sun_angle= -4.7 [hr] (East of Sun)
MOON_POSTN:      129.47d {+08h 37m 53s}  +16.83d {+16d 49' 39"}
MOON_DIST:        48.03 [deg]
MOON_ILLUM:      8 [%]
GAL_COORDS:      149.10, 54.71 [deg] galactic lon,lat of the burst
ECL_COORDS:      139.32, 45.19 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Coordinates.  
COMMENTS:        There is a bright star (mag=2.37) 6.07 arcmin from the XRT position.  
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%.