Event between (469442) 02GG166 and star GA0600:11988800 with event index number of 1103839
Geocentric closest approach at 2022/05/30 17:17:22 UTC
J2000 position of star is 16:56:33.9 -28:14:38
Equinox of date position of star is 16:57:57.6 -28:16:38
Stellar brightness G=16.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 174 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=20.3
TNO is 16.5 AU from the Sun
and 15.5 AU from the Earth.
The TNO is moving 20.6
km/sec on the sky relative to the star, or,
6.6 arcsec/hr.
The 1-sigma error in the time of the event is 51 seconds.
The 1-sigma cross-track error in the shadow position is
600 km.
The TNO has an absolute magnitude Hv=8.2
Diameter=136.1 km assuming a 5% albedo -- 6.6 sec chord
Diameter=55.6 km assuming a 30% albedo -- 2.7 sec chord
Dynamical classification is CENTAURR
Star training set for 469442, (2022/05/30 17:17UT) Object RA Dec mag sep mel Antares 16:30:47.1 -26:28:47 0.9 6.30 176 23Tau Sco 16:37:16.9 -28:15:38 2.8 4.56 176 PPM 295639 16:56:02.0 -30:37:20 6.5 2.38 173 PPM 266126 16:56:13.7 -27:46:59 8.0 0.63 175 PPM 266162 16:57:40.5 -28:08:00 8.6 0.16 175 469442 16:57:58.3 -28:16:40 16.7 174 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 469442, (2022/05/30 17:17UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 6.30 176 23Tau Sco 16:35:52.9 -28:12:58 2.8 4.56 176 PPM 295639 16:54:36.0 -30:35:14 6.5 2.38 173 PPM 266126 16:54:49.6 -27:44:55 8.0 0.63 175 PPM 266162 16:56:16.2 -28:05:58 8.6 0.16 175 469442 16:56:33.9 -28:14:38 16.7 174 Positions are for J2000
Event circumstances last updated at 2022/03/15 01:03:10 UT
Marc W. Buie, Southwest Research Institute