Event between (536287) 15CL62 and star GA1100:03198822 with event index number of 1619929
Geocentric closest approach at 2020/03/24 12:30:14 UTC
J2000 position of star is 09:32:44.0 +20:16:46
Equinox of date position of star is 09:33:49.7 +20:11:33
Stellar brightness G=16.3,
use SENSEUP=128
Star is 134 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=22.3
TNO is 37.1 AU from the Sun
and 36.4 AU from the Earth.
The TNO is moving 17.0
km/sec on the sky relative to the star, or,
2.3 arcsec/hr.
The 1-sigma error in the time of the event is 157 seconds.
The 1-sigma cross-track error in the shadow position is
2172 km.
The TNO has an absolute magnitude Hv=6.5
Diameter=302.0 km assuming a 5% albedo -- 17.8 sec chord
Diameter=123.3 km assuming a 30% albedo -- 7.3 sec chord
Dynamical classification is SCATEXTD
Star training set for 536287, (2020/03/24 12:30UT) Object RA Dec mag sep mel Regulus 10:09:26.8 +11:52:03 1.3 11.92 144 4Lam Leo 09:32:52.3 +22:52:40 4.3 2.70 132 PPM 099647 09:32:43.1 +20:10:50 8.1 0.27 133 PPM 099682 09:34:59.6 +20:13:57 9.6 0.27 134 536287 09:33:52.1 +20:11:21 16.3 134 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 536287, (2020/03/24 12:30UT) Object RA Dec mag sep mel Regulus 10:08:22.0 +11:58:02 1.3 11.92 144 4Lam Leo 09:31:43.2 +22:58:04 4.3 2.70 132 PPM 099647 09:31:34.9 +20:16:14 8.1 0.27 133 PPM 099682 09:33:51.5 +20:19:23 9.6 0.27 134 536287 09:32:44.0 +20:16:46 16.3 133 Positions are for J2000
Event circumstances last updated at 2019/07/02 02:34:01 UT
Marc W. Buie, Southwest Research Institute