[vsnet-grb 412099] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 01 Jul 19 10:09:50 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     912310,   Seg_Num: 0
GRB_RA:           28.0813d {+01h 52m 19.51s} (J2000),
                  28.4165d {+01h 53m 39.94s} (current),
                  27.2275d {+01h 48m 54.61s} (1950)
GRB_DEC:         +58.9095d {+58d 54' 34.2"} (J2000),
                 +59.0051d {+59d 00' 18.4"} (current),
                 +58.6629d {+58d 39' 46.4"} (1950)
GRB_ERROR:       2.3 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  18665 TJD;   182 DOY;   19/07/01
IMG_START_TIME:  35277.00 SOD {09:47:57.00} UT,   156.2 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       100.13d {+06h 40m 32s}  +23.11d {+23d 06' 33"}
SUN_DIST:         60.99 [deg]   Sun_angle= 4.8 [hr] (West of Sun)
MOON_POSTN:       80.43d {+05h 21m 43s}  +20.76d {+20d 45' 39"}
MOON_DIST:        53.11 [deg]
MOON_ILLUM:      3 [%]
GAL_COORDS:      130.74, -3.04 [deg] galactic lon,lat of the burst
ECL_COORDS:       51.05, 43.55 [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 0.58% < P(seren) < 1.1%.