[vsnet-grb 93565] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 08 Mar 09 18:14:57 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     345777,   Seg_Num: 0
GRB_RA:          183.5016d {+12h 14m 00.38s} (J2000),
                 183.6229d {+12h 14m 29.49s} (current),
                 182.8436d {+12h 11m 22.45s} (1950)
GRB_DEC:         -48.8168d {-48d 49' 00.4"} (J2000),
                 -48.8678d {-48d 52' 04.1"} (current),
                 -48.5388d {-48d 32' 19.7"} (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:  14898 TJD;    67 DOY;   09/03/08
IMG_START_TIME:  65065.00 SOD {18:04:25.00} UT,   181.6 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       349.25d {+23h 16m 59s}   -4.62d {-04d 37' 23"}
SUN_DIST:        125.06 [deg]   Sun_angle= 11.0 [hr] (West of Sun)
MOON_POSTN:      139.62d {+09h 18m 28s}  +14.75d {+14d 44' 59"}
MOON_DIST:        74.59 [deg]
MOON_ILLUM:      93 [%]
GAL_COORDS:      296.61, 13.59 [deg] galactic lon,lat of the burst
ECL_COORDS:      207.10,-42.42 [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