Event between 10BK118 and star UC4-154-183128 with event index number of 79419
Geocentric closest approach at 2017/08/14 09:58:20 UTC
J2000 position of star is 16:24:24.0 -59:15:21
Equinox of date position of star is 16:25:50.9 -59:17:38
Stellar brightness R=12.2
Star is 129 degrees from the moon.
Moon is 57% illuminated.
TNO apparent brightness V=21.8
TNO is 13.5 AU from the Sun
and 13.1 AU from the Earth.
The TNO is moving 25.3
km/sec on the sky relative to the star, or,
9.6 arcsec/hr.
The 1-sigma error in the time of the event is 79 seconds.
The 1-sigma cross-track error in the shadow position is
1717 km.
The TNO has an absolute magnitude Hv=10.2
Diameter=55.5 km assuming a 5% albedo -- 2.2 sec chord
Diameter=22.6 km assuming a 30% albedo -- 0.9 sec chord
Dynamical classification is CENTAURR
Star training set for 10BK118, (2017/08/14 09:58UT) Object RA Dec mag sep mel PPM 360911 14:40:48.8 -60:54:26 0.0 13.11 130 Bet TrA 15:56:42.6 -63:28:59 2.8 5.45 126 PPM 345077 16:29:44.9 -58:38:17 5.7 0.82 129 PPM 344872 16:21:14.7 -59:06:43 8.4 0.62 129 PPM 344956 16:24:43.3 -59:26:22 10.0 0.21 128 10BK118 16:25:54.4 -59:17:43 12.2 128 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 10BK118, (2017/08/14 09:58UT) Object RA Dec mag sep mel PPM 360911 14:39:27.4 -60:49:56 0.0 13.11 130 Bet TrA 15:55:08.1 -63:25:57 2.8 5.45 126 PPM 345077 16:28:15.1 -58:36:00 5.7 0.82 129 PPM 344872 16:19:44.8 -59:04:14 8.4 0.62 129 PPM 344956 16:23:12.7 -59:23:59 10.0 0.21 128 10BK118 16:24:24.0 -59:15:21 12.2 129 Positions are for J2000
Event circumstances last updated at 2016/12/09 18:52:29 UT
Marc W. Buie, Southwest Research Institute