[vsnet-grb 346942] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 15 Nov 17 19:04:05 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     790053,   Seg_Num: 0
GRB_RA:          278.3885d {+18h 33m 33.24s} (J2000),
                 278.6017d {+18h 34m 24.40s} (current),
                 277.7922d {+18h 31m 10.11s} (1950)
GRB_DEC:          +9.1250d {+09d 07' 30.0"} (J2000),
                  +9.1397d {+09d 08' 22.9"} (current),
                  +9.0858d {+09d 05' 08.9"} (1950)
GRB_ERROR:       2.3 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  18072 TJD;   319 DOY;   17/11/15
IMG_START_TIME:  68008.00 SOD {18:53:28.00} UT,   127.1 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       231.23d {+15h 24m 54s}  -18.67d {-18d 40' 23"}
SUN_DIST:         54.37 [deg]   Sun_angle= -3.2 [hr] (East of Sun)
MOON_POSTN:      203.02d {+13h 32m 04s}   -4.76d {-04d 45' 22"}
MOON_DIST:        76.60 [deg]
MOON_ILLUM:      7 [%]
GAL_COORDS:       39.08,  8.09 [deg] galactic lon,lat of the burst
ECL_COORDS:      279.81, 32.28 [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%.