[vsnet-grb 445456] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 12 May 20 21:09:38 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     971846,   Seg_Num: 0
GRB_RA:            7.4148d {+00h 29m 39.55s} (J2000),
                   7.6751d {+00h 30m 42.03s} (current),
                   6.7757d {+00h 27m 06.16s} (1950)
GRB_DEC:          -2.2101d {-02d 12' 36.3"} (J2000),
                  -2.0977d {-02d 05' 51.7"} (current),
                  -2.4864d {-02d 29' 10.9"} (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:  18981 TJD;   133 DOY;   20/05/12
IMG_START_TIME:  74227.00 SOD {20:37:07.00} UT,   231.1 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:        50.18d {+03h 20m 44s}  +18.42d {+18d 24' 57"}
SUN_DIST:         46.58 [deg]   Sun_angle= 2.8 [hr] (West of Sun)
MOON_POSTN:      306.03d {+20h 24m 06s}  -22.23d {-22d 13' 50"}
MOON_DIST:        63.06 [deg]
MOON_ILLUM:      67 [%]
GAL_COORDS:      110.19,-64.54 [deg] galactic lon,lat of the burst
ECL_COORDS:        5.93, -4.97 [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 0.58% < P(seren) < 1.1%.