Event between (500882) 13JN64 and star GA0740:06231836 with event index number of 221139
Geocentric closest approach at 2018/06/10 00:42:06 UTC
J2000 position of star is 16:40:45.2 -14:25:19
Equinox of date position of star is 16:41:47.8 -14:27:23
Stellar brightness G=13.0,
use SENSEUP=32
Star is 138 degrees from the moon.
Moon is 19% illuminated.
TNO apparent brightness V=24.2
TNO is 38.6 AU from the Sun
and 37.6 AU from the Earth.
The TNO is moving 23.7
km/sec on the sky relative to the star, or,
3.1 arcsec/hr.
The 1-sigma error in the time of the event is 237 seconds.
The 1-sigma cross-track error in the shadow position is
2036 km.
The TNO has an absolute magnitude Hv=8.3
Diameter=131.8 km assuming a 5% albedo -- 5.6 sec chord
Diameter=53.8 km assuming a 30% albedo -- 2.3 sec chord
Dynamical classification is 7:3EEEE
Star training set for 500882, (2018/06/10 00:42UT) Object RA Dec mag sep mel Antares 16:30:32.5 -26:28:17 0.9 12.30 137 13Zet Oph 16:38:10.6 -10:36:11 2.6 3.95 139 PPM 232182 16:49:29.9 -14:56:27 6.2 1.92 136 PPM 232068 16:44:21.2 -14:04:06 8.2 0.73 137 PPM 232028 16:42:36.8 -14:28:22 9.2 0.20 137 500882 16:41:47.9 -14:27:23 13.0 137 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 500882, (2018/06/10 00:42UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 12.30 137 13Zet Oph 16:37:09.6 -10:34:01 2.6 3.95 139 PPM 232182 16:48:27.0 -14:54:34 6.2 1.92 136 PPM 232068 16:43:18.7 -14:02:06 8.2 0.73 137 PPM 232028 16:41:34.1 -14:26:18 9.2 0.20 137 500882 16:40:45.2 -14:25:19 13.0 138 Positions are for J2000
Event circumstances last updated at 2018/06/05 16:06:56 UT
Marc W. Buie, Southwest Research Institute