[vsnet-grb 473993] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 09 Feb 21 22:12:35 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     1031636,   Seg_Num: 0
GRB_RA:          328.1238d {+21h 52m 29.71s} (J2000),
                 328.3353d {+21h 53m 20.48s} (current),
                 327.6235d {+21h 50m 29.63s} (1950)
GRB_DEC:         +43.5570d {+43d 33' 25.2"} (J2000),
                 +43.6569d {+43d 39' 24.8"} (current),
                 +43.3212d {+43d 19' 16.4"} (1950)
GRB_ERROR:       3.5 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  19254 TJD;    40 DOY;   21/02/09
IMG_START_TIME:  78248.00 SOD {21:44:08.00} UT,   263.5 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       323.77d {+21h 35m 05s}  -14.37d {-14d 22' 11"}
SUN_DIST:         58.18 [deg]   Sun_angle= -0.3 [hr] (East of Sun)
MOON_POSTN:      301.08d {+20h 04m 19s}  -23.80d {-23d 48' 05"}
MOON_DIST:        71.95 [deg]
MOON_ILLUM:      4 [%]
GAL_COORDS:       91.91, -8.28 [deg] galactic lon,lat of the burst
ECL_COORDS:      352.87, 51.67 [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:        The probability that this is a serendipitous source in the  
COMMENTS:        SPER window is 0.11% < P(seren) < 0.58%.