Event between 10TJ182 and star GA1060:00227144 with event index number of 235850
Geocentric closest approach at 2019/02/04 16:50:00 UTC
J2000 position of star is 02:17:28.5 +16:03:58
Equinox of date position of star is 02:18:29.2 +16:09:02
Stellar brightness G=10.3,
use SENSEUP=4
Star is 84 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=23.0
TNO is 28.7 AU from the Sun
and 28.8 AU from the Earth.
The TNO is moving 10.3
km/sec on the sky relative to the star, or,
1.8 arcsec/hr.
The 1-sigma error in the time of the event is 404 seconds.
The 1-sigma cross-track error in the shadow position is
1951 km.
The TNO has an absolute magnitude Hv=8.2
Diameter=140.0 km assuming a 5% albedo -- 13.6 sec chord
Diameter=57.1 km assuming a 30% albedo -- 5.6 sec chord
Dynamical classification is 3:2E
Star training set for 10TJ182, (2019/02/04 16:50UT) Object RA Dec mag sep mel Aldebaran 04:37:01.1 +16:32:46 0.8 33.18 116 6Bet Ari 01:55:41.9 +20:54:02 2.6 7.20 81 19 Ari 02:14:06.0 +15:22:06 5.7 1.32 83 PPM 118084 02:16:58.6 +15:54:24 8.3 0.45 83 PPM 118098 02:18:31.3 +16:09:13 10.8 0.00 84 10TJ182 02:18:31.4 +16:09:13 10.3 84 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 10TJ182, (2019/02/04 16:50UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 33.18 116 6Bet Ari 01:54:38.5 +20:48:27 2.6 7.20 81 19 Ari 02:13:03.4 +15:16:47 5.7 1.32 83 PPM 118084 02:15:55.8 +15:49:07 8.3 0.45 83 PPM 118098 02:17:28.4 +16:03:58 10.8 0.00 84 10TJ182 02:17:28.5 +16:03:58 10.3 84 Positions are for J2000
Event circumstances last updated at 2018/06/11 22:36:10 UT
Marc W. Buie, Southwest Research Institute