[vsnet-grb 249479] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 25 Dec 14 23:19:10 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     622476,   Seg_Num: 0
GRB_RA:          138.7781d {+09h 15m 06.74s} (J2000),
                 139.0067d {+09h 16m 01.61s} (current),
                 138.0134d {+09h 12m 03.21s} (1950)
GRB_DEC:         +33.7918d {+33d 47' 30.4"} (J2000),
                 +33.7289d {+33d 43' 44.2"} (current),
                 +34.0000d {+33d 59' 59.9"} (1950)
GRB_ERROR:       2.1 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  17016 TJD;   359 DOY;   14/12/25
IMG_START_TIME:  83301.00 SOD {23:08:21.00} UT,   434.0 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       274.45d {+18h 17m 49s}  -23.37d {-23d 22' 24"}
SUN_DIST:        139.85 [deg]   Sun_angle= 9.0 [hr] (West of Sun)
MOON_POSTN:      327.78d {+21h 51m 07s}   -8.91d {-08d 54' 40"}
MOON_DIST:       153.90 [deg]
MOON_ILLUM:      20 [%]
GAL_COORDS:      190.88, 43.43 [deg] galactic lon,lat of the burst
ECL_COORDS:      130.82, 17.00 [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%.