[vsnet-grb 72708] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 03 May 08 12:43:28 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     310785,   Seg_Num: 0
GRB_RA:          286.6204d {+19h 06m 28.8s} (J2000),
                 286.6125d {+19h 06m 27.0s} (current),
                 286.6659d {+19h 06m 39.8s} (1950)
GRB_DEC:         +68.7937d {+68d 47' 37.3"} (J2000),
                 +68.8070d {+68d 48' 25.1"} (current),
                 +68.7140d {+68d 42' 50.2"} (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:  14589 TJD;   124 DOY;   08/05/03
IMG_START_TIME:  45056.00 SOD {12:30:56.00} UT,   282.8 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:        40.99d {+02h 43m 58s}  +15.87d {+15d 52' 29"}
SUN_DIST:         83.60 [deg]   Sun_angle= 7.6 [hr] (West of Sun)
MOON_POSTN:       12.96d {+00h 51m 49s}   +9.82d {+09d 49' 17"}
MOON_DIST:        79.53 [deg]
MOON_ILLUM:      6 [%]
GAL_COORDS:       99.69, 23.83 [deg] galactic lon,lat of the burst
ECL_COORDS:       27.05, 83.33 [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