[vsnet-grb 278212] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 10 Dec 15 03:25:52 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     666931,   Seg_Num: 0
GRB_RA:           65.1188d {+04h 20m 28.51s} (J2000),
                  65.0861d {+04h 20m 20.67s} (current),
                  65.2252d {+04h 20m 54.03s} (1950)
GRB_DEC:         -71.2510d {-71d 15' 03.6"} (J2000),
                 -71.2136d {-71d 12' 49.1"} (current),
                 -71.3679d {-71d 22' 04.4"} (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:  17366 TJD;   344 DOY;   15/12/10
IMG_START_TIME:  11753.00 SOD {03:15:53.00} UT,   176.5 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       256.67d {+17h 06m 41s}  -22.87d {-22d 52' 14"}
SUN_DIST:         85.57 [deg]   Sun_angle= -11.2 [hr] (East of Sun)
MOON_POSTN:      241.50d {+16h 06m 00s}  -16.29d {-16d 17' 11"}
MOON_DIST:        92.46 [deg]
MOON_ILLUM:      2 [%]
GAL_COORDS:      284.28,-37.36 [deg] galactic lon,lat of the burst
ECL_COORDS:      321.09,-79.99 [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%.