Event between (576162) 12GT41 and star GA0800:19416592 with event index number of 2523118
Geocentric closest approach at 2026/11/12 00:12:46 UTC
J2000 position of star is 19:23:02.7 -08:18:26
Equinox of date position of star is 19:24:17.2 -08:15:43
Stellar brightness G=14.4,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 36 degrees from the moon.
Moon is 7% illuminated.
TNO apparent brightness V=22.4
TNO is 18.1 AU from the Sun
and 18.6 AU from the Earth.
The TNO is moving 23.6
km/sec on the sky relative to the star, or,
6.3 arcsec/hr.
The 1-sigma error in the time of the event is 127 seconds.
The 1-sigma cross-track error in the shadow position is
1503 km.
The TNO has an absolute magnitude Hv=9.5
Diameter=73.8 km assuming a 5% albedo -- 3.2 sec chord
Diameter=30.1 km assuming a 30% albedo -- 1.3 sec chord
Dynamical classification is CENTAURR
Star training set for 576162, (2026/11/12 00:11UT) Object RA Dec mag sep mel Antares 16:31:03.5 -26:29:21 0.9 44.93 10 Nunki 18:56:55.7 -26:15:39 2.0 19.16 22 PPM 202841 19:24:31.4 -07:20:50 6.4 0.91 36 PPM 202826 19:23:48.3 -08:08:54 7.1 0.20 36 PPM 202835 19:24:12.5 -08:19:23 9.6 0.10 36 576162 19:24:30.2 -08:15:14 14.4 36 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 576162, (2026/11/12 00:11UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 44.93 10 Nunki 18:55:15.9 -26:17:49 2.0 19.16 22 PPM 202841 19:23:04.5 -07:24:03 6.4 0.91 36 PPM 202826 19:22:20.9 -08:12:05 7.1 0.20 36 PPM 202835 19:22:45.0 -08:22:34 9.6 0.10 36 576162 19:23:02.7 -08:18:26 14.4 36 Positions are for J2000
Event circumstances last updated at 2022/11/15 03:03:14 UT
Marc W. Buie, Southwest Research Institute