Event between (250112) 02KY14 and star GA1020:01707470 with event index number of 356019
Geocentric closest approach at 2019/04/25 07:44:46 UTC
J2000 position of star is 06:21:15.5 +12:34:42
Equinox of date position of star is 06:22:20.3 +12:34:05
Stellar brightness G=16.5,
use SENSEUP=128
Star is 164 degrees from the moon.
Moon is 65% illuminated.
TNO apparent brightness V=21.3
TNO is 13.1 AU from the Sun
and 13.6 AU from the Earth.
The TNO is moving 21.7
km/sec on the sky relative to the star, or,
7.9 arcsec/hr.
The 1-sigma error in the time of the event is 63 seconds.
The 1-sigma cross-track error in the shadow position is
666 km.
The TNO has an absolute magnitude Hv=9.7
Diameter=69.2 km assuming a 5% albedo -- 3.2 sec chord
Diameter=28.2 km assuming a 30% albedo -- 1.3 sec chord
Dynamical classification is CENTAURR
Star training set for 250112, (2019/04/25 07:45UT) Object RA Dec mag sep mel Betelgeuse 05:56:13.1 +07:24:33 0.4 8.24 156 Alhena 06:38:49.7 +16:22:52 1.9 5.52 170 PPM 122364 06:23:41.5 +12:33:33 6.4 0.33 165 PPM 122343 06:22:50.2 +12:51:05 7.8 0.31 165 PPM 122332 06:22:25.4 +12:22:23 8.7 0.20 164 250112 06:22:20.6 +12:34:05 16.5 165 Positions are for equinox of date
Azimuth is measured in degrees eastward from north. North is at an azimuth of 0, due East is at an azimuth of 90 degrees, due South is 180, and due West is 270.
Do not use the listing below for the RECON CPC 1100 telescopes. This is provided for other non-team facilities.
Star training set for 250112, (2019/04/25 07:45UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 8.24 156 Alhena 06:37:42.8 +16:23:57 1.9 5.52 170 PPM 122364 06:22:36.3 +12:34:12 6.4 0.33 165 PPM 122343 06:21:45.0 +12:51:43 7.8 0.31 165 PPM 122332 06:21:20.4 +12:23:00 8.7 0.20 164 250112 06:21:15.5 +12:34:42 16.5 164 Positions are for J2000
Event circumstances last updated at 2019/03/20 23:22:57 UT
Marc W. Buie, Southwest Research Institute