Event between 14YD50 and star GA0980:03365695 with event index number of 322231
Geocentric closest approach at 2020/05/06 18:41:36 UTC
J2000 position of star is 08:29:15.3 +08:18:08
Equinox of date position of star is 08:30:19.2 +08:14:07
Stellar brightness G=13.5,
use SENSEUP=32
Star is 90 degrees from the moon.
Moon is 99% illuminated.
TNO apparent brightness V=22.2
TNO is 33.5 AU from the Sun
and 33.6 AU from the Earth.
The TNO is moving 12.0
km/sec on the sky relative to the star, or,
1.8 arcsec/hr.
The 1-sigma error in the time of the event is 523 seconds.
The 1-sigma cross-track error in the shadow position is
4046 km.
The TNO has an absolute magnitude Hv=6.8
Diameter=267.9 km assuming a 5% albedo -- 22.4 sec chord
Diameter=109.4 km assuming a 30% albedo -- 9.2 sec chord
Dynamical classification is SCATNEAR
Star training set for 14YD50, (2020/05/06 18:42UT) Object RA Dec mag sep mel Pollux 07:46:33.5 +27:58:32 1.1 22.28 103 PPM 154457 08:27:00.2 +07:29:49 5.1 1.11 91 PPM 154549 08:30:42.2 +08:20:54 7.8 0.14 90 14YD50 08:30:21.0 +08:14:00 13.5 90 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 14YD50, (2020/05/06 18:42UT) Object RA Dec mag sep mel Pollux 07:45:18.0 +28:01:33 1.1 22.28 103 PPM 154457 08:25:54.7 +07:33:52 5.1 1.11 91 PPM 154549 08:29:36.4 +08:25:02 7.8 0.14 90 14YD50 08:29:15.3 +08:18:08 13.5 90 Positions are for J2000
Event circumstances last updated at 2019/10/15 22:19:18 UT
Marc W. Buie, Southwest Research Institute