[vsnet-grb 454577] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 06 Aug 20 16:06:40 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     987016,   Seg_Num: 0
GRB_RA:           52.9317d {+03h 31m 43.60s} (J2000),
                  53.2650d {+03h 33m 03.59s} (current),
                  52.1247d {+03h 28m 29.93s} (1950)
GRB_DEC:         +37.0784d {+37d 04' 42.2"} (J2000),
                 +37.1473d {+37d 08' 50.1"} (current),
                 +36.9090d {+36d 54' 32.4"} (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:  19067 TJD;   219 DOY;   20/08/06
IMG_START_TIME:  56165.00 SOD {15:36:05.00} UT,   435.1 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       137.11d {+09h 08m 27s}  +16.44d {+16d 26' 13"}
SUN_DIST:         75.36 [deg]   Sun_angle= 5.6 [hr] (West of Sun)
MOON_POSTN:      352.26d {+23h 29m 02s}   -8.84d {-08d 50' 39"}
MOON_DIST:        73.21 [deg]
MOON_ILLUM:      91 [%]
GAL_COORDS:      155.15,-15.57 [deg] galactic lon,lat of the burst
ECL_COORDS:       59.73, 17.45 [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 1.1% < P(seren) < 2.8%.