[vsnet-grb 284806] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 27 Feb 16 19:51:03 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     676423,   Seg_Num: 0
GRB_RA:          194.8074d {+12h 59m 13.77s} (J2000),
                 194.8997d {+12h 59m 35.92s} (current),
                 194.5233d {+12h 58m 05.58s} (1950)
GRB_DEC:         +78.6790d {+78d 40' 44.4"} (J2000),
                 +78.5921d {+78d 35' 31.3"} (current),
                 +78.9483d {+78d 56' 54.0"} (1950)
GRB_ERROR:       2.2 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  17445 TJD;    58 DOY;   16/02/27
IMG_START_TIME:  71179.00 SOD {19:46:19.00} UT,   850.9 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       340.27d {+22h 41m 05s}   -8.32d {-08d 19' 27"}
SUN_DIST:        107.64 [deg]   Sun_angle= 9.7 [hr] (West of Sun)
MOON_POSTN:      213.02d {+14h 12m 06s}   -9.45d {-09d 27' 14"}
MOON_DIST:        88.60 [deg]
MOON_ILLUM:      78 [%]
GAL_COORDS:      122.44, 38.44 [deg] galactic lon,lat of the burst
ECL_COORDS:      118.89, 66.87 [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%.