Event between (511130) 13WV107 and star GA0560:06744445 with event index number of 2262925
Geocentric closest approach at 2028/05/18 08:33:41 UTC
J2000 position of star is 13:31:16.8 -33:40:28
Equinox of date position of star is 13:32:40.6 -33:48:00
Stellar brightness G=11.8,
use SENSEUP=8 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 133 degrees from the moon.
Moon is 32% illuminated.
Apparent brightness V=21.2
Object is 12.9 AU from the Sun
and 12.1 AU from the Earth.
Apparent velocity is 19.7
km/sec on the sky relative to the star, or,
8.1 arcsec/hr.
The 1-sigma error in the time of the event is 78 seconds.
The 1-sigma cross-track error in the shadow position is
1276 km.
The object has an absolute magnitude Hv=10.0
Diameter=60.3 km assuming a 5% albedo -- 3.1 sec chord
Diameter=24.6 km assuming a 30% albedo -- 1.3 sec chord
Dynamical classification is CENTAURR
Star training set for 511130, (2028/05/18 08:33UT) Object RA Dec mag sep mel Spica 13:26:41.6 -11:18:31 1.0 22.56 145 Iot Cen 13:22:12.3 -36:51:40 2.8 3.74 132 PPM 291555 13:36:20.9 -33:27:20 6.5 0.80 132 PPM 291476 13:32:29.6 -34:14:06 8.1 0.42 132 PPM 291493 13:33:23.8 -33:55:28 9.6 0.15 132 511130 13:32:54.0 -33:49:12 11.8 132 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 511130, (2028/05/18 08:33UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 22.56 145 Iot Cen 13:20:35.2 -36:42:46 2.8 3.74 132 PPM 291555 13:34:43.5 -33:18:40 6.5 0.80 132 PPM 291476 13:30:52.3 -34:05:22 8.1 0.42 132 PPM 291493 13:31:46.5 -33:46:45 9.6 0.15 132 511130 13:31:16.8 -33:40:28 11.8 133 Positions are for J2000
Event circumstances last updated at 2024/06/24 21:29:12 UT
Marc W. Buie, Southwest Research Institute