Event between (463368) 12VU85 and star GA1040:02510900 with event index number of 2279198
Geocentric closest approach at 2025/04/28 14:06:12 UTC
J2000 position of star is 06:57:42.5 +14:19:38
Equinox of date position of star is 06:59:05.7 +14:17:35
Stellar brightness G=15.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 56 degrees from the moon.
Moon is 1% illuminated.
Apparent brightness V=21.0
Object is 22.0 AU from the Sun
and 22.4 AU from the Earth.
Apparent velocity is 18.5
km/sec on the sky relative to the star, or,
4.1 arcsec/hr.
The 1-sigma error in the time of the event is 488 seconds.
The 1-sigma cross-track error in the shadow position is
3157 km.
The object has an absolute magnitude Hv=7.3
Diameter=208.9 km assuming a 5% albedo -- 11.3 sec chord
Diameter=85.3 km assuming a 30% albedo -- 4.6 sec chord
Dynamical classification is CENTAURR
Star training set for 463368, (2025/04/28 14:06UT) Object RA Dec mag sep mel Betelgeuse 05:56:32.6 +07:24:35 0.4 16.83 44 Alhena 06:39:10.5 +16:22:32 1.9 5.25 51 PPM 123373 07:01:45.0 +15:29:52 6.4 1.36 56 PPM 123284 06:58:05.4 +13:59:41 8.4 0.39 56 PPM 123324 06:59:38.0 +14:38:45 9.8 0.37 56 PPM 123308 06:58:53.0 +14:10:14 10.2 0.14 56 463368 06:59:08.7 +14:17:30 15.6 56 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 463368, (2025/04/28 14:06UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 16.83 44 Alhena 06:37:42.8 +16:23:57 1.9 5.25 51 PPM 123373 07:00:18.1 +15:32:06 6.4 1.36 56 PPM 123284 06:56:39.3 +14:01:47 8.4 0.39 56 PPM 123324 06:58:11.6 +14:40:54 9.8 0.37 56 PPM 123308 06:57:26.9 +14:12:21 10.2 0.14 56 463368 06:57:42.5 +14:19:38 15.6 56 Positions are for J2000
Event circumstances last updated at 2024/06/13 03:46:01 UT
Marc W. Buie, Southwest Research Institute