[vsnet-grb 310547] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 14 Dec 16 17:33:49 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     726885,   Seg_Num: 0
GRB_RA:            3.8517d {+00h 15m 24.40s} (J2000),
                   4.0698d {+00h 16m 16.74s} (current),
                   3.2090d {+00h 12m 50.16s} (1950)
GRB_DEC:          +7.3528d {+07d 21' 10.0"} (J2000),
                  +7.4470d {+07d 26' 49.0"} (current),
                  +7.0749d {+07d 04' 29.7"} (1950)
GRB_ERROR:       3.1 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  17736 TJD;   349 DOY;   16/12/14
IMG_START_TIME:  62589.00 SOD {17:23:09.00} UT,   178.3 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       262.56d {+17h 30m 15s}  -23.26d {-23d 15' 36"}
SUN_DIST:        103.47 [deg]   Sun_angle= -6.8 [hr] (East of Sun)
MOON_POSTN:       93.47d {+06h 13m 53s}  +18.96d {+18d 57' 20"}
MOON_DIST:        87.03 [deg]
MOON_ILLUM:      99 [%]
GAL_COORDS:      107.45,-54.43 [deg] galactic lon,lat of the burst
ECL_COORDS:        6.46,  5.22 [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 0.11% < P(seren) < 0.58%.