Event between (469442) 02GG166 and star GA0600:26669807 with event index number of 1385617
Geocentric closest approach at 2024/09/25 16:14:23 UTC
J2000 position of star is 17:49:10.5 -29:58:29
Equinox of date position of star is 17:50:44.5 -29:58:50
Stellar brightness G=16.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 164 degrees from the moon.
Moon is 41% illuminated.
Apparent brightness V=20.4
Object is 15.2 AU from the Sun
and 15.3 AU from the Earth.
Apparent velocity is 12.5
km/sec on the sky relative to the star, or,
4.0 arcsec/hr.
The 1-sigma error in the time of the event is 139 seconds.
The 1-sigma cross-track error in the shadow position is
661 km.
The object has an absolute magnitude Hv=8.2
Diameter=136.1 km assuming a 5% albedo -- 10.9 sec chord
Diameter=55.6 km assuming a 30% albedo -- 4.5 sec chord
Dynamical classification is CENTAURR
Star training set for 469442, (2024/09/25 16:15UT) Object RA Dec mag sep mel Antares 16:30:55.7 -26:29:05 0.9 17.90 146 34Ups Sco 17:32:26.9 -37:18:47 2.7 8.26 159 PPM 296839 17:50:47.0 -31:42:33 4.9 1.73 164 PPM 296816 17:50:01.5 -30:18:22 8.2 0.36 164 PPM 267333 17:50:10.6 -29:57:51 9.2 0.13 164 469442 17:50:45.6 -29:58:51 16.8 164 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, (2024/09/25 16:15UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 17.90 146 34Ups Sco 17:30:45.8 -37:17:46 2.7 8.26 159 PPM 296839 17:49:10.5 -31:42:12 4.9 1.73 164 PPM 296816 17:48:26.2 -30:17:58 8.2 0.36 164 PPM 267333 17:48:35.5 -29:57:29 9.2 0.13 164 469442 17:49:10.5 -29:58:29 16.8 164 Positions are for J2000
Event circumstances last updated at 2024/06/11 03:50:40 UT
Marc W. Buie, Southwest Research Institute