[vsnet-grb 284890] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 28 Feb 16 17:48:30 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     676595,   Seg_Num: 0
GRB_RA:          107.3161d {+07h 09m 15.86s} (J2000),
                 107.5667d {+07h 10m 16.01s} (current),
                 106.5400d {+07h 06m 09.60s} (1950)
GRB_DEC:         +26.9316d {+26d 55' 53.7"} (J2000),
                 +26.9046d {+26d 54' 16.6"} (current),
                 +27.0127d {+27d 00' 45.5"} (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:  17446 TJD;    59 DOY;   16/02/28
IMG_START_TIME:  63482.00 SOD {17:38:02.00} UT,   209.5 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       341.13d {+22h 44m 32s}   -7.98d {-07d 58' 44"}
SUN_DIST:        125.97 [deg]   Sun_angle= -8.4 [hr] (East of Sun)
MOON_POSTN:      223.67d {+14h 54m 41s}  -12.19d {-12d 11' 38"}
MOON_DIST:       118.63 [deg]
MOON_ILLUM:      71 [%]
GAL_COORDS:      190.25, 15.56 [deg] galactic lon,lat of the burst
ECL_COORDS:      105.44,  4.42 [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%.