Event between (336756) 10NV1 and star GA0380:31450405 with event index number of 313023
Geocentric closest approach at 2020/10/11 05:52:19 UTC
J2000 position of star is 18:14:28.8 -51:01:58
Equinox of date position of star is 18:16:04.3 -51:01:31
Stellar brightness G=16.6,
use SENSEUP=128
Star is 142 degrees from the moon.
Moon is 38% illuminated.
TNO apparent brightness V=23.4
TNO is 20.2 AU from the Sun
and 20.5 AU from the Earth.
The TNO is moving 10.8
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 770 seconds.
The 1-sigma cross-track error in the shadow position is
4048 km.
The TNO has an absolute magnitude Hv=10.0
Diameter=50.1 km assuming a 5% albedo -- 5.6 sec chord
Diameter=20.5 km assuming a 30% albedo -- 2.3 sec chord
Dynamical classification is CENTAURR
Star training set for 336756, (2020/10/11 05:52UT) Object RA Dec mag sep mel PPM 360911 14:41:01.8 -60:55:12 0.0 30.67 112 Bet Ara 17:27:01.9 -55:32:49 2.8 8.60 134 PPM 346739 18:18:39.1 -51:03:34 6.4 0.40 142 PPM 346686 18:15:39.1 -50:58:54 8.9 0.08 142 336756 18:16:06.9 -51:01:30 16.6 142 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 336756, (2020/10/11 05:52UT) Object RA Dec mag sep mel PPM 360911 14:39:25.8 -60:49:53 0.0 30.67 112 Bet Ara 17:25:18.0 -55:31:48 2.8 8.60 134 PPM 346739 18:17:00.9 -51:04:06 6.4 0.40 142 PPM 346686 18:14:01.0 -50:59:20 8.9 0.08 142 336756 18:14:28.8 -51:01:58 16.6 142 Positions are for J2000
Event circumstances last updated at 2020/03/16 22:27:15 UT
Marc W. Buie, Southwest Research Institute