[vsnet-grb 371162] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 26 Jun 18 08:34:58 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     844615,   Seg_Num: 0
GRB_RA:          243.5757d {+16h 14m 18.16s} (J2000),
                 243.7883d {+16h 15m 09.18s} (current),
                 243.0010d {+16h 12m 00.23s} (1950)
GRB_DEC:         +14.7569d {+14d 45' 24.8"} (J2000),
                 +14.7113d {+14d 42' 40.6"} (current),
                 +14.8820d {+14d 52' 55.3"} (1950)
GRB_ERROR:       2.0 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  18295 TJD;   177 DOY;   18/06/26
IMG_START_TIME:  30222.00 SOD {08:23:42.00} UT,   145.1 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:        95.13d {+06h 20m 32s}  +23.35d {+23d 21' 08"}
SUN_DIST:        131.13 [deg]   Sun_angle= -9.9 [hr] (East of Sun)
MOON_POSTN:      253.36d {+16h 53m 26s}  -18.46d {-18d 27' 32"}
MOON_DIST:        34.48 [deg]
MOON_ILLUM:      97 [%]
GAL_COORDS:       28.92, 41.38 [deg] galactic lon,lat of the burst
ECL_COORDS:      238.17, 35.32 [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%.