Event between 10GX34 and star GA0660:26146574 with event index number of 303861
Geocentric closest approach at 2019/10/16 20:54:42 UTC
J2000 position of star is 18:18:40.9 -23:41:44
Equinox of date position of star is 18:19:52.0 -23:41:11
Stellar brightness G=18.8,
use SENSEUP=128
Star is 143 degrees from the moon.
Moon is 91% illuminated.
TNO apparent brightness V=21.0
TNO is 16.6 AU from the Sun
and 16.9 AU from the Earth.
The TNO is moving 18.7
km/sec on the sky relative to the star, or,
5.5 arcsec/hr.
The 1-sigma error in the time of the event is 258 seconds.
The 1-sigma cross-track error in the shadow position is
1398 km.
The TNO has an absolute magnitude Hv=8.5
Diameter=120.8 km assuming a 5% albedo -- 6.5 sec chord
Diameter=49.3 km assuming a 30% albedo -- 2.6 sec chord
Dynamical classification is CENTAURR
Star training set for 10GX34, (2019/10/16 20:55UT) Object RA Dec mag sep mel Antares 16:30:37.4 -26:28:27 0.9 24.85 165 Nunki 18:56:29.5 -26:16:14 2.0 8.69 134 PPM 268291 18:22:44.5 -24:54:16 6.0 1.38 142 PPM 268196 18:19:00.0 -23:16:06 8.3 0.46 143 PPM 268206 18:19:18.8 -23:38:39 9.8 0.14 143 10GX34 18:19:53.3 -23:41:11 18.8 142 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 10GX34, (2019/10/16 20:55UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 24.85 165 Nunki 18:55:15.9 -26:17:49 2.0 8.69 134 PPM 268291 18:21:31.4 -24:54:54 6.0 1.38 142 PPM 268196 18:17:47.8 -23:16:38 8.3 0.46 143 PPM 268206 18:18:06.4 -23:39:11 9.8 0.14 143 10GX34 18:18:40.9 -23:41:44 18.8 143 Positions are for J2000
Event circumstances last updated at 2019/06/07 22:45:55 UT
Marc W. Buie, Southwest Research Institute