Event between (545361) 11GZ61 and star GA0660:06080795 with event index number of 2398707
Geocentric closest approach at 2024/05/29 14:44:47 UTC
J2000 position of star is 14:19:56.0 -22:19:18
Equinox of date position of star is 14:21:18.4 -22:25:56
Stellar brightness G=16.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 104 degrees from the moon.
Moon is 63% illuminated.
Apparent brightness V=21.7
Object is 38.8 AU from the Sun
and 37.9 AU from the Earth.
Apparent velocity is 21.2
km/sec on the sky relative to the star, or,
2.8 arcsec/hr.
The 1-sigma error in the time of the event is 101 seconds.
The 1-sigma cross-track error in the shadow position is
1528 km.
The object has an absolute magnitude Hv=5.8
Diameter=401.8 km assuming a 5% albedo -- 19.5 sec chord
Diameter=164.0 km assuming a 30% albedo -- 8.0 sec chord
Dynamical classification is CLASSICAL
Star training set for 545361, (2024/05/29 14:48UT) Object RA Dec mag sep mel Spica 13:26:29.0 -11:17:17 1.0 17.19 120 5The Cen 14:08:07.8 -36:29:19 2.1 14.34 100 PPM 262630 14:13:47.8 -24:28:37 6.2 2.67 104 PPM 262769 14:20:28.7 -23:03:54 8.2 0.66 103 PPM 262784 14:21:05.8 -21:58:37 9.9 0.46 104 545361 14:21:18.8 -22:25:58 16.9 103 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 545361, (2024/05/29 14:48UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 17.19 120 5The Cen 14:06:40.0 -36:22:23 2.1 14.34 100 PPM 262630 14:12:24.6 -24:21:48 6.2 2.67 104 PPM 262769 14:19:05.7 -22:57:13 8.2 0.66 103 PPM 262784 14:19:43.1 -21:51:57 9.9 0.46 104 545361 14:19:56.0 -22:19:18 16.9 104 Positions are for J2000
Event circumstances last updated at 2024/04/18 03:36:43 UT
Marc W. Buie, Southwest Research Institute