[vsnet-grb 352633] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 11 Jan 18 17:08:35 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     804692,   Seg_Num: 0
GRB_RA:          149.7780d {+09h 59m 06.71s} (J2000),
                 150.0653d {+10h 00m 15.67s} (current),
                 148.9778d {+09h 55m 54.67s} (1950)
GRB_DEC:         +48.2675d {+48d 16' 02.9"} (J2000),
                 +48.1806d {+48d 10' 50.3"} (current),
                 +48.5071d {+48d 30' 25.4"} (1950)
GRB_ERROR:       3.6 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  18129 TJD;    11 DOY;   18/01/11
IMG_START_TIME:  60339.00 SOD {16:45:39.00} UT,   212.6 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       293.16d {+19h 32m 38s}  -21.73d {-21d 43' 48"}
SUN_DIST:        140.46 [deg]   Sun_angle= 9.5 [hr] (West of Sun)
MOON_POSTN:      231.93d {+15h 27m 43s}  -13.46d {-13d 27' 24"}
MOON_DIST:        94.68 [deg]
MOON_ILLUM:      24 [%]
GAL_COORDS:      168.71, 50.62 [deg] galactic lon,lat of the burst
ECL_COORDS:      133.59, 33.46 [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:        The probability that this is a serendipitous source in the  
COMMENTS:        SPER window is 0.11% < P(seren) < 0.58%.