[vsnet-grb 96605] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 18 Apr 09 11:16:58 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     349510,   Seg_Num: 0
GRB_RA:          269.3117d {+17h 57m 14.80s} (J2000),
                 269.3967d {+17h 57m 35.20s} (current),
                 268.8548d {+17h 55m 25.14s} (1950)
GRB_DEC:         +33.4051d {+33d 24' 18.3"} (J2000),
                 +33.4045d {+33d 24' 16.2"} (current),
                 +33.4096d {+33d 24' 34.3"} (1950)
GRB_ERROR:       3.9 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  14939 TJD;   108 DOY;   09/04/18
IMG_START_TIME:  40283.00 SOD {11:11:23.00} UT,   222.8 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:        26.53d {+01h 46m 08s}  +10.96d {+10d 57' 37"}
SUN_DIST:        105.61 [deg]   Sun_angle= 7.8 [hr] (West of Sun)
MOON_POSTN:      310.63d {+20h 42m 31s}  -17.97d {-17d 58' 06"}
MOON_DIST:        64.70 [deg]
MOON_ILLUM:      42 [%]
GAL_COORDS:       59.22, 25.16 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.95, 56.84 [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.