Event between (472651) 15DB216 and star GA0660:05765914 with event index number of 2311342
Geocentric closest approach at 2024/08/01 03:25:01 UTC
J2000 position of star is 12:58:50.2 -22:21:22
Equinox of date position of star is 13:00:08.8 -22:29:16
Stellar brightness G=16.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 113 degrees from the moon.
Moon is 12% illuminated.
Apparent brightness V=20.2
Object is 13.5 AU from the Sun
and 13.7 AU from the Earth.
Apparent velocity is 16.0
km/sec on the sky relative to the star, or,
5.8 arcsec/hr.
The 1-sigma error in the time of the event is 34 seconds.
The 1-sigma cross-track error in the shadow position is
588 km.
The object has an absolute magnitude Hv=8.5
Diameter=117.5 km assuming a 5% albedo -- 7.4 sec chord
Diameter=48.0 km assuming a 30% albedo -- 3.0 sec chord
Dynamical classification is CENTAURR
Star training set for 472651, (2024/08/01 03:27UT) Object RA Dec mag sep mel Spica 13:26:29.5 -11:17:20 1.0 12.84 114 9Bet Crv 12:35:41.0 -23:31:56 2.6 5.73 108 PPM 261041 12:58:52.1 -22:53:10 6.0 0.50 113 PPM 261078 13:00:45.6 -22:15:37 8.0 0.27 113 PPM 261068 13:00:16.9 -22:34:25 9.0 0.09 113 472651 13:00:09.3 -22:29:18 16.9 113 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 472651, (2024/08/01 03:27UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 12.84 114 9Bet Crv 12:34:23.2 -23:23:49 2.6 5.73 108 PPM 261041 12:57:33.0 -22:45:13 6.0 0.50 113 PPM 261078 12:59:26.6 -22:07:42 8.0 0.27 113 PPM 261068 12:58:57.8 -22:26:29 9.0 0.09 113 472651 12:58:50.2 -22:21:22 16.9 113 Positions are for J2000
Event circumstances last updated at 2024/06/11 03:49:22 UT
Marc W. Buie, Southwest Research Institute