[vsnet-grb 256611] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 23 Mar 15 17:24:07 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     636005,   Seg_Num: 0
GRB_RA:          192.6167d {+12h 50m 28.00s} (J2000),
                 192.7894d {+12h 51m 09.46s} (current),
                 192.0479d {+12h 48m 11.49s} (1950)
GRB_DEC:         +50.1918d {+50d 11' 30.4"} (J2000),
                 +50.1091d {+50d 06' 32.8"} (current),
                 +50.4638d {+50d 27' 49.6"} (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:  17104 TJD;    82 DOY;   15/03/23
IMG_START_TIME:  62012.00 SOD {17:13:32.00} UT,   490.5 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:         2.53d {+00h 10m 08s}   +1.10d {+01d 05' 52"}
SUN_DIST:        128.04 [deg]   Sun_angle= 11.3 [hr] (West of Sun)
MOON_POSTN:       46.97d {+03h 07m 52s}  +14.24d {+14d 14' 17"}
MOON_DIST:       109.00 [deg]
MOON_ILLUM:      15 [%]
GAL_COORDS:      123.33, 66.94 [deg] galactic lon,lat of the burst
ECL_COORDS:      164.16, 49.50 [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%.