Event between 06QJ181 and star GA1060:01272309 with event index number of 164450
Geocentric closest approach at 2018/12/08 15:32:49 UTC
J2000 position of star is 05:47:29.2 +17:09:56
Equinox of date position of star is 05:48:34.8 +17:10:16
Stellar brightness G=16.1,
use SENSEUP=128
Star is 174 degrees from the moon.
Moon is 2% illuminated.
TNO apparent brightness V=22.0
TNO is 32.3 AU from the Sun
and 31.4 AU from the Earth.
The TNO is moving 23.9
km/sec on the sky relative to the star, or,
3.8 arcsec/hr.
The 1-sigma error in the time of the event is 154 seconds.
The 1-sigma cross-track error in the shadow position is
1748 km.
The TNO has an absolute magnitude Hv=6.9
Diameter=245.5 km assuming a 5% albedo -- 10.3 sec chord
Diameter=100.2 km assuming a 30% albedo -- 4.2 sec chord
Dynamical classification is 3:1EE+3:1II
Star training set for 06QJ181, (2018/12/08 15:33UT) Object RA Dec mag sep mel Betelgeuse 05:56:11.9 +07:24:33 0.4 9.94 166 Alhena 06:38:48.3 +16:22:54 1.9 12.04 171 126 Tau 05:42:23.4 +16:32:32 4.6 1.61 172 PPM 121412 05:49:18.1 +17:30:06 8.2 0.37 174 PPM 121416 05:49:29.3 +16:58:22 9.9 0.29 174 06QJ181 05:48:35.3 +17:10:16 16.1 174 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 06QJ181, (2018/12/08 15:33UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 9.94 166 Alhena 06:37:42.8 +16:23:57 1.9 12.04 171 126 Tau 05:41:17.7 +16:32:02 4.6 1.61 172 PPM 121412 05:48:11.9 +17:29:47 8.2 0.37 174 PPM 121416 05:48:23.4 +16:58:03 9.9 0.29 174 06QJ181 05:47:29.2 +17:09:56 16.1 174 Positions are for J2000
Event circumstances last updated at 2018/10/22 18:22:48 UT
Marc W. Buie, Southwest Research Institute