[vsnet-grb 74618] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 02 Jun 08 01:45:13 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     312958,   Seg_Num: 0
GRB_RA:           19.1752d {+01h 16m 42.0s} (J2000),
                  19.2806d {+01h 17m 07.3s} (current),
                  18.5495d {+01h 14m 11.8s} (1950)
GRB_DEC:          -9.2324d {-09d 13' 56.6"} (J2000),
                  -9.1881d {-09d 11' 17.3"} (current),
                  -9.4959d {-09d 29' 45.0"} (1950)
GRB_ERROR:       2.5 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  14619 TJD;   154 DOY;   08/06/02
IMG_START_TIME:  5620.00 SOD {01:33:40.00} UT,   191.9 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:        70.40d {+04h 41m 36s}  +22.22d {+22d 12' 54"}
SUN_DIST:         59.12 [deg]   Sun_angle= 3.4 [hr] (West of Sun)
MOON_POSTN:       43.21d {+02h 52m 50s}  +21.75d {+21d 44' 52"}
MOON_DIST:        38.84 [deg]
MOON_ILLUM:      5 [%]
GAL_COORDS:      142.55,-71.14 [deg] galactic lon,lat of the burst
ECL_COORDS:       14.07,-16.03 [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