[vsnet-grb 336423] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 13 Aug 17 01:27:17 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     767563,   Seg_Num: 0
GRB_RA:          201.0571d {+13h 24m 13.70s} (J2000),
                 201.2862d {+13h 25m 08.69s} (current),
                 200.4073d {+13h 21m 37.75s} (1950)
GRB_DEC:          -5.4908d {-05d 29' 26.8"} (J2000),
                  -5.5822d {-05d 34' 56.0"} (current),
                  -5.2304d {-05d 13' 49.5"} (1950)
GRB_ERROR:       2.8 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  17978 TJD;   225 DOY;   17/08/13
IMG_START_TIME:  4579.00 SOD {01:16:19.00} UT,   182.5 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       142.91d {+09h 31m 39s}  +14.65d {+14d 39' 04"}
SUN_DIST:         61.30 [deg]   Sun_angle= -3.9 [hr] (East of Sun)
MOON_POSTN:       24.63d {+01h 38m 32s}   +5.27d {+05d 16' 27"}
MOON_DIST:       176.66 [deg]
MOON_ILLUM:      72 [%]
GAL_COORDS:      317.81, 56.43 [deg] galactic lon,lat of the burst
ECL_COORDS:      201.51,  3.12 [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%.