Event between (523682) 14CN23 and star GA0540:09504934 with event index number of 2648161
Geocentric closest approach at 2022/09/28 02:09:35 UTC
J2000 position of star is 16:16:07.2 -34:37:20
Equinox of date position of star is 16:17:34.0 -34:40:34
Stellar brightness G=16.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 39 degrees from the moon.
Moon is 5% illuminated.
TNO apparent brightness V=21.6
TNO is 17.4 AU from the Sun
and 17.8 AU from the Earth.
The TNO is moving 20.8
km/sec on the sky relative to the star, or,
5.8 arcsec/hr.
The 1-sigma error in the time of the event is 141 seconds.
The 1-sigma cross-track error in the shadow position is
1047 km.
The TNO has an absolute magnitude Hv=8.8
Diameter=104.7 km assuming a 5% albedo -- 5.0 sec chord
Diameter=42.8 km assuming a 30% albedo -- 2.1 sec chord
Dynamical classification is CENTAURR
Star training set for 523682, (2022/09/28 02:10UT) Object RA Dec mag sep mel Antares 16:30:48.3 -26:28:50 0.9 8.67 39 Eta Lup 16:01:38.2 -38:27:34 2.8 4.96 38 PPM 294827 16:15:50.0 -33:04:02 5.9 1.65 38 PPM 294886 16:19:43.2 -34:58:07 7.1 0.52 40 PPM 294847 16:17:44.6 -34:35:15 9.9 0.09 39 523682 16:17:36.1 -34:40:39 16.0 39 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 523682, (2022/09/28 02:10UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 8.67 39 Eta Lup 16:00:07.3 -38:23:48 2.8 4.96 38 PPM 294827 16:14:22.3 -33:00:40 5.9 1.65 38 PPM 294886 16:18:14.1 -34:54:53 7.1 0.52 40 PPM 294847 16:16:15.8 -34:31:57 9.9 0.09 39 523682 16:16:07.2 -34:37:20 16.0 39 Positions are for J2000
Event circumstances last updated at 2022/03/16 00:58:35 UT
Marc W. Buie, Southwest Research Institute