[vsnet-grb 394451] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 23 Jan 19 12:36:00 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     885314,   Seg_Num: 0
GRB_RA:           53.2207d {+03h 32m 52.96s} (J2000),
                  53.5518d {+03h 34m 12.42s} (current),
                  52.3550d {+03h 29m 25.20s} (1950)
GRB_DEC:         +45.5242d {+45d 31' 27.1"} (J2000),
                 +45.5875d {+45d 35' 14.9"} (current),
                 +45.3558d {+45d 21' 20.9"} (1950)
GRB_ERROR:       4.0 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  18506 TJD;    23 DOY;   19/01/23
IMG_START_TIME:  44537.00 SOD {12:22:17.00} UT,   183.8 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       305.51d {+20h 22m 01s}  -19.44d {-19d 26' 13"}
SUN_DIST:        116.24 [deg]   Sun_angle= -7.2 [hr] (East of Sun)
MOON_POSTN:      158.65d {+10h 34m 36s}  +12.44d {+12d 26' 09"}
MOON_DIST:        91.38 [deg]
MOON_ILLUM:      92 [%]
GAL_COORDS:      150.25, -8.61 [deg] galactic lon,lat of the burst
ECL_COORDS:       62.29, 25.56 [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%.