Event between 05VZ122 and star UC4-526-013150 with event index number of 10786
Geocentric closest approach at 2017/03/16 10:16:18 UTC
J2000 position of star is 05:26:13.9 +15:07:50
Equinox of date position of star is 05:27:09.5 +15:08:37
Stellar brightness R=16.2
Star is 138 degrees from the moon.
Moon is 86% illuminated.
TNO apparent brightness V=23.0
TNO is 35.2 AU from the Sun
and 35.3 AU from the Earth.
The TNO is moving 7.7
km/sec on the sky relative to the star, or,
1.1 arcsec/hr.
The 1-sigma error in the time of the event is 1300 seconds.
The 1-sigma cross-track error in the shadow position is
3992 km.
The TNO has an absolute magnitude Hv=7.3
Diameter=205.1 km assuming a 5% albedo -- 26.8 sec chord
Diameter=83.7 km assuming a 30% albedo -- 10.9 sec chord
Dynamical classification is SCATNEAR
Star training set for 05VZ122, (2017/03/16 10:16UT) Object RA Dec mag sep mel Betelgeuse 05:56:06.2 +07:24:32 0.4 10.48 131 Bellatrix 05:26:03.3 +06:21:50 1.6 8.79 138 PPM 120962 05:28:13.0 +15:16:16 6.1 0.27 138 PPM 120939 05:26:47.0 +14:58:14 9.9 0.20 138 PPM 120956 05:27:38.9 +15:13:18 10.3 0.13 138 05VZ122 05:27:12.9 +15:08:40 16.2 138 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 2016/03/14 18:00:12 UT
Marc W. Buie, Southwest Research Institute