Event between 14UK229 and star GA1040:00185297 with event index number of 236634
Geocentric closest approach at 2018/09/13 00:58:04 UTC
J2000 position of star is 01:55:58.1 +14:23:52
Equinox of date position of star is 01:56:57.8 +14:29:15
Stellar brightness G=14.2,
use SENSEUP=64
Star is 172 degrees from the moon.
Moon is 14% illuminated.
TNO apparent brightness V=24.8
TNO is 40.8 AU from the Sun
and 40.1 AU from the Earth.
The TNO is moving 17.6
km/sec on the sky relative to the star, or,
2.2 arcsec/hr.
The 1-sigma error in the time of the event is 427 seconds.
The 1-sigma cross-track error in the shadow position is
5030 km.
The TNO has an absolute magnitude Hv=8.6
Diameter=117.0 km assuming a 5% albedo -- 6.7 sec chord
Diameter=47.7 km assuming a 30% albedo -- 2.7 sec chord
Dynamical classification is ERR2LARGE
Star training set for 14UK229, (2018/09/13 00:58UT) Object RA Dec mag sep mel Aldebaran 04:36:59.7 +16:32:43 0.8 38.54 144 6Bet Ari 01:55:40.6 +20:53:55 2.6 6.42 166 PPM 117850 02:00:26.1 +12:23:05 6.1 2.27 174 PPM 117825 01:58:47.1 +14:28:47 8.1 0.44 173 PPM 117776 01:55:55.1 +14:15:13 9.3 0.35 172 PPM 117778 01:56:05.4 +14:26:24 10.6 0.22 172 14UK229 01:56:58.7 +14:29:20 14.2 172 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 14UK229, (2018/09/13 00:58UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 38.54 144 6Bet Ari 01:54:38.5 +20:48:27 2.6 6.42 166 PPM 117850 01:59:25.9 +12:17:41 6.1 2.27 174 PPM 117825 01:57:46.4 +14:23:21 8.1 0.44 173 PPM 117776 01:54:54.6 +14:09:45 9.3 0.35 172 PPM 117778 01:55:04.8 +14:20:55 10.6 0.22 172 14UK229 01:55:58.1 +14:23:52 14.2 172 Positions are for J2000
Event circumstances last updated at 2018/06/05 16:25:29 UT
Marc W. Buie, Southwest Research Institute