[vsnet-grb 413899] GCN/SWIFT_XRT_POSITION_UPDATE

[Bacodine]

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Fri 19 Jul 19 15:24:25 UT
NOTICE_TYPE:     Swift-XRT Position UPDATE
TRIGGER_NUM:     915381,   Seg_Num: 0
GRB_RA:          240.2070d {+16h 00m 49.67s} (J2000),
                 240.4357d {+16h 01m 44.55s} (current),
                 239.6224d {+15h 58m 29.37s} (1950)
GRB_DEC:         +12.9998d {+12d 59' 59.2"} (J2000),
                 +12.9459d {+12d 56' 45.3"} (current),
                 +13.1394d {+13d 08' 21.7"} (1950)
GRB_ERROR:       3.6 [arcsec radius, statistical plus systematic, 90% containment]
GRB_INTEN:       1.00e-10 [erg/cm2/sec]
GRB_SIGNIF:      10.00 [sigma]
IMG_START_DATE:  18683 TJD;   200 DOY;   19/07/19
IMG_START_TIME:  54333.00 SOD {15:05:33.00} UT,   418.6 [sec] since BAT Trigger Time
TAM[0-3]:        100.00 100.00 100.00 100.00
AMPLIFIER:       1
WAVEFORM:        31
SUN_POSTN:       118.72d {+07h 54m 52s}  +20.82d {+20d 48' 56"}
SUN_DIST:        113.54 [deg]   Sun_angle= -8.1 [hr] (East of Sun)
MOON_POSTN:      330.46d {+22h 01m 50s}  -15.70d {-15d 42' 12"}
MOON_DIST:        93.50 [deg]
MOON_ILLUM:      93 [%]
GAL_COORDS:       24.92, 43.64 [deg] galactic lon,lat of the burst
ECL_COORDS:      234.80, 32.87 [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%.