[vsnet-grb 374616] GCN/SWIFT_XRT_POSITION

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 27 Jul 18 14:31:54 UT
NOTICE_TYPE:     Swift-XRT Position
TRIGGER_NUM:     850231,   Seg_Num: 0
GRB_RA:          346.6653d {+23h 06m 39.67s} (J2000),
                 346.9495d {+23h 07m 47.88s} (current),
                 345.8942d {+23h 03m 34.59s} (1950)
GRB_DEC:         -63.0505d {-63d 03' 01.7"} (J2000),
                 -62.9499d {-62d 56' 59.4"} (current),
                 -63.3210d {-63d 19' 15.4"} (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:  18326 TJD;   208 DOY;   18/07/27
IMG_START_TIME:  51430.00 SOD {14:17:10.00} UT
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       126.86d {+08h 27m 26s}  +19.13d {+19d 07' 44"}
SUN_DIST:        128.36 [deg]   Sun_angle= 9.3 [hr] (West of Sun)
MOON_POSTN:      304.10d {+20h 16m 25s}  -19.36d {-19d 21' 23"}
MOON_DIST:        52.43 [deg]
MOON_ILLUM:      100 [%]
GAL_COORDS:      321.15,-50.21 [deg] galactic lon,lat of the burst
ECL_COORDS:      314.39,-50.92 [deg] ecliptic lon,lat of the burst
COMMENTS:        SWIFT-XRT Coordinates.  
COMMENTS:        This Notice was ground-generated -- not flight-generated.  
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%.