Event between (316179) 10EN65 and star GA0740:04731574 with event index number of 128271
Geocentric closest approach at 2018/07/05 04:23:30 UTC
J2000 position of star is 11:44:06.2 -14:29:34
Equinox of date position of star is 11:45:02.4 -14:35:42
Stellar brightness G=16.6,
use SENSEUP=128
Star is 161 degrees from the moon.
Moon is 62% illuminated.
TNO apparent brightness V=21.6
TNO is 26.7 AU from the Sun
and 26.8 AU from the Earth.
The TNO is moving 14.1
km/sec on the sky relative to the star, or,
2.6 arcsec/hr.
The 1-sigma error in the time of the event is 174 seconds.
The 1-sigma cross-track error in the shadow position is
1150 km.
The TNO has an absolute magnitude Hv=7.1
Diameter=229.1 km assuming a 5% albedo -- 16.2 sec chord
Diameter=93.5 km assuming a 30% albedo -- 6.6 sec chord
Dynamical classification is CENTAURR
Star training set for 316179, (2018/07/05 04:24UT) Object RA Dec mag sep mel Spica 13:26:10.2 -11:15:27 1.0 24.85 155 4Gam Crv 12:16:45.6 -17:38:41 2.6 8.20 158 PPM 224734 11:40:47.4 -14:34:17 6.5 1.03 160 PPM 224818 11:44:30.7 -14:07:24 8.5 0.49 161 PPM 224805 11:44:03.6 -14:24:22 9.5 0.30 161 316179 11:45:02.6 -14:35:44 16.6 161 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 316179, (2018/07/05 04:24UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 24.85 155 4Gam Crv 12:15:48.2 -17:32:31 2.6 8.20 158 PPM 224734 11:39:51.1 -14:28:07 6.5 1.03 160 PPM 224818 11:43:34.2 -14:01:14 8.5 0.49 161 PPM 224805 11:43:07.2 -14:18:12 9.5 0.30 161 316179 11:44:06.2 -14:29:34 16.6 161 Positions are for J2000
Event circumstances last updated at 2018/06/05 16:12:52 UT
Marc W. Buie, Southwest Research Institute