Event between (316179) 10EN65 and star GA0720:04928250 with event index number of 2195393
Geocentric closest approach at 2025/08/05 08:00:17 UTC
J2000 position of star is 12:55:52.4 -17:27:20
Equinox of date position of star is 12:57:06.6 -17:34:53
Stellar brightness G=13.7,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 65 degrees from the moon.
Moon is 83% illuminated.
Apparent brightness V=22.1
Object is 29.3 AU from the Sun
and 29.7 AU from the Earth.
Apparent velocity is 18.1
km/sec on the sky relative to the star, or,
3.0 arcsec/hr.
The 1-sigma error in the time of the event is 90 seconds.
The 1-sigma cross-track error in the shadow position is
1105 km.
The object has an absolute magnitude Hv=7.2
Diameter=221.8 km assuming a 5% albedo -- 12.3 sec chord
Diameter=90.6 km assuming a 30% albedo -- 5.0 sec chord
Dynamical classification is CENTAURR
Star training set for 316179, (2025/08/05 08:02UT) Object RA Dec mag sep mel Spica 13:26:32.7 -11:17:39 1.0 9.49 61 9Bet Crv 12:35:44.2 -23:32:16 2.6 7.79 67 PPM 226546 12:57:14.2 -15:27:54 6.2 2.13 66 PPM 226584 12:58:56.4 -17:31:59 8.2 0.41 65 PPM 226534 12:56:48.3 -17:39:00 9.3 0.12 65 316179 12:57:13.7 -17:35:37 13.7 65 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 316179, (2025/08/05 08:02UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 9.49 61 9Bet Crv 12:34:23.2 -23:23:49 2.6 7.79 67 PPM 226546 12:55:53.2 -15:19:37 6.2 2.13 66 PPM 226584 12:57:35.0 -17:23:42 8.2 0.41 65 PPM 226534 12:55:27.0 -17:30:42 9.3 0.12 65 316179 12:55:52.4 -17:27:20 13.7 65 Positions are for J2000
Event circumstances last updated at 2023/05/04 02:56:46 UT
Marc W. Buie, Southwest Research Institute