Event between 03UV292 and star UC4-542-013645 with event index number of 77882
Geocentric closest approach at 2017/03/28 19:07:35 UTC
J2000 position of star is 05:18:15.8 +18:16:53
Equinox of date position of star is 05:19:12.6 +18:17:51
Stellar brightness R=15.8
Star is 63 degrees from the moon.
Moon is 1% illuminated.
TNO apparent brightness V=23.1
TNO is 36.7 AU from the Sun
and 37.0 AU from the Earth.
The TNO is moving 13.7
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 533 seconds.
The 1-sigma cross-track error in the shadow position is
3663 km.
The TNO has an absolute magnitude Hv=7.3
Diameter=210.9 km assuming a 5% albedo -- 15.3 sec chord
Diameter=86.1 km assuming a 30% albedo -- 6.3 sec chord
Dynamical classification is 3:2E
Star training set for 03UV292, (2017/03/28 19:08UT) Object RA Dec mag sep mel Aldebaran 04:36:54.7 +16:32:34 0.8 10.25 52 Alnath 05:27:23.0 +28:37:14 1.6 10.49 66 PPM 120839 05:21:19.3 +19:35:40 6.5 1.38 63 PPM 120814 05:19:39.4 +18:14:05 8.5 0.11 63 03UV292 05:19:16.3 +18:17:55 15.8 63 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.
Event circumstances last updated at 2016/03/13 18:17:19 UT
Marc W. Buie, Southwest Research Institute