[vsnet-grb 399690] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 11 Mar 19 14:37:21 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     892607,   Seg_Num: 0
GRB_RA:          212.0648d {+14h 08m 15.55s} (J2000),
                 212.2340d {+14h 08m 56.15s} (current),
                 211.6237d {+14h 06m 29.67s} (1950)
GRB_DEC:         +53.5007d {+53d 30' 02.5"} (J2000),
                 +53.4102d {+53d 24' 36.8"} (current),
                 +53.7372d {+53d 44' 13.9"} (1950)
GRB_ERROR:       2.2 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  18553 TJD;    70 DOY;   19/03/11
IMG_START_TIME:  51982.00 SOD {14:26:22.00} UT,   168.3 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       351.48d {+23h 25m 56s}   -3.67d {-03d 40' 22"}
SUN_DIST:        120.14 [deg]   Sun_angle= 9.3 [hr] (West of Sun)
MOON_POSTN:       45.40d {+03h 01m 37s}  +12.18d {+12d 11' 02"}
MOON_DIST:       113.45 [deg]
MOON_ILLUM:      22 [%]
GAL_COORDS:       99.86, 60.05 [deg] galactic lon,lat of the burst
ECL_COORDS:      176.59, 59.67 [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:        This position was enhanced using UVOT field astrometry.  
COMMENTS:        The probability that this is a serendipitous source in the  
COMMENTS:        SPER window is 0.11% < P(seren) < 0.58%.