Event between (531683) 12UC178 and star GA1080:00576893 with event index number of 2445068
Geocentric closest approach at 2024/03/05 08:08:15 UTC
J2000 position of star is 04:28:52.3 +19:25:58
Equinox of date position of star is 04:30:17.2 +19:29:04
Stellar brightness G=13.8,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 151 degrees from the moon.
Moon is 32% illuminated.
Apparent brightness V=23.0
Object is 40.1 AU from the Sun
and 40.2 AU from the Earth.
Apparent velocity is 7.8
km/sec on the sky relative to the star, or,
1.0 arcsec/hr.
The 1-sigma error in the time of the event is 359 seconds.
The 1-sigma cross-track error in the shadow position is
2114 km.
The object has an absolute magnitude Hv=6.8
Diameter=263.0 km assuming a 5% albedo -- 33.6 sec chord
Diameter=107.4 km assuming a 30% albedo -- 13.7 sec chord
Dynamical classification is 5:3EE
Star training set for 531683, (2024/03/05 08:08UT) Object RA Dec mag sep mel Aldebaran 04:37:18.6 +16:33:22 0.8 3.37 152 44Zet Per 03:55:39.5 +31:57:12 2.8 14.69 147 74Eps Tau 04:30:01.9 +19:13:55 3.5 0.26 151 PPM 119963 04:31:43.3 +19:53:29 7.5 0.53 152 74Eps Tau 04:30:01.9 +19:13:55 3.5 0.26 151 531683 04:30:17.2 +19:29:04 13.8 152 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 531683, (2024/03/05 08:08UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 3.37 152 44Zet Per 03:54:07.9 +31:53:01 2.8 14.69 147 74Eps Tau 04:28:37.2 +19:10:49 3.5 0.26 151 PPM 119963 04:30:18.1 +19:50:25 7.5 0.53 152 74Eps Tau 04:28:37.2 +19:10:49 3.5 0.26 151 531683 04:28:52.3 +19:25:58 13.8 151 Positions are for J2000
Event circumstances last updated at 2024/03/02 05:30:38 UT
Marc W. Buie, Southwest Research Institute