Event between (386723) 09YE7 and star GA0840:00465648 with event index number of 2292219
Geocentric closest approach at 2025/03/13 18:11:13 UTC
J2000 position of star is 04:52:50.6 -05:02:05
Equinox of date position of star is 04:54:01.8 -04:59:48
Stellar brightness G=14.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 96 degrees from the moon.
Moon is 100% illuminated.
Apparent brightness V=21.8
Object is 50.6 AU from the Sun
and 50.8 AU from the Earth.
Apparent velocity is 17.1
km/sec on the sky relative to the star, or,
1.7 arcsec/hr.
The 1-sigma error in the time of the event is 118 seconds.
The 1-sigma cross-track error in the shadow position is
2393 km.
The object has an absolute magnitude Hv=4.6
Diameter=704.7 km assuming a 5% albedo -- 42.0 sec chord
Diameter=287.7 km assuming a 30% albedo -- 17.1 sec chord
Dynamical classification is SCATEXTD
Star training set for 386723, (2025/03/13 18:06UT) Object RA Dec mag sep mel Rigel 05:15:45.0 -08:10:28 0.1 6.25 91 67Bet Eri 05:09:05.4 -05:03:20 2.8 3.74 92 61Ome Eri 04:54:08.1 -05:24:45 4.5 0.42 96 PPM 187431 04:54:00.6 -05:14:46 8.0 0.25 96 386723 04:54:05.3 -04:59:41 14.8 96 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 386723, (2025/03/13 18:06UT) Object RA Dec mag sep mel Rigel 05:14:32.3 -08:12:06 0.1 6.25 91 67Bet Eri 05:07:50.8 -05:05:13 2.8 3.74 92 61Ome Eri 04:52:53.7 -05:27:09 4.5 0.42 96 PPM 187431 04:52:46.1 -05:17:11 8.0 0.25 96 386723 04:52:50.6 -05:02:05 14.8 96 Positions are for J2000
Event circumstances last updated at 2024/01/08 05:13:06 UT
Marc W. Buie, Southwest Research Institute