Event between 04KV18 and star GA0740:13153097 with event index number of 271168
Geocentric closest approach at 2020/06/20 02:02:24 UTC
J2000 position of star is 17:53:18.7 -15:42:57
Equinox of date position of star is 17:54:22.5 -15:43:07
Stellar brightness G=16.0,
use SENSEUP=128
Star is 165 degrees from the moon.
Moon is 2% illuminated.
TNO apparent brightness V=23.7
TNO is 30.0 AU from the Sun
and 29.0 AU from the Earth.
The TNO is moving 24.1
km/sec on the sky relative to the star, or,
4.1 arcsec/hr.
The 1-sigma error in the time of the event is 648 seconds.
The 1-sigma cross-track error in the shadow position is
2364 km.
The TNO has an absolute magnitude Hv=9.0
Diameter=95.5 km assuming a 5% albedo -- 4.0 sec chord
Diameter=39.0 km assuming a 30% albedo -- 1.6 sec chord
Dynamical classification is CENTAURR
Star training set for 04KV18, (2020/06/20 02:02UT) Object RA Dec mag sep mel Antares 16:30:39.9 -26:28:32 0.9 22.27 172 35Eta Oph 17:11:33.2 -15:44:56 2.6 10.33 173 PPM 233766 17:57:29.7 -15:48:52 6.1 0.73 165 PPM 233713 17:54:37.3 -15:39:36 9.4 0.07 165 04KV18 17:54:29.3 -15:43:08 16.0 165 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 04KV18, (2020/06/20 02:02UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 22.27 172 35Eta Oph 17:10:22.7 -15:43:29 2.6 10.33 173 PPM 233766 17:56:19.0 -15:48:46 6.1 0.73 165 PPM 233713 17:53:26.7 -15:39:26 9.4 0.07 165 04KV18 17:53:18.7 -15:42:57 16.0 165 Positions are for J2000
Event circumstances last updated at 2018/06/25 21:44:24 UT
Marc W. Buie, Southwest Research Institute