Event between (471513) 12CE17 and star GA0780:04532098 with event index number of 2072525
Geocentric closest approach at 2027/01/11 05:05:11 UTC
J2000 position of star is 14:20:15.7 -10:06:11
Equinox of date position of star is 14:21:33.8 -10:12:49
Stellar brightness G=16.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 111 degrees from the moon.
Moon is 10% illuminated.
Apparent brightness V=22.2
Object is 19.5 AU from the Sun
and 19.7 AU from the Earth.
Apparent velocity is 15.5
km/sec on the sky relative to the star, or,
3.9 arcsec/hr.
The 1-sigma error in the time of the event is 232 seconds.
The 1-sigma cross-track error in the shadow position is
1395 km.
The object has an absolute magnitude Hv=9.0
Diameter=95.5 km assuming a 5% albedo -- 6.2 sec chord
Diameter=39.0 km assuming a 30% albedo -- 2.5 sec chord
Dynamical classification is CENTAURR
Star training set for 471513, (2027/01/11 05:07UT) Object RA Dec mag sep mel Spica 13:26:37.3 -11:18:05 1.0 13.57 123 2 Lib 14:24:53.2 -11:50:10 6.2 1.79 110 PPM 228669 14:22:59.8 -10:29:38 8.1 0.41 111 PPM 228630 14:20:58.5 -10:22:24 9.5 0.23 111 471513 14:21:42.6 -10:13:34 16.5 111 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 471513, (2027/01/11 05:07UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 13.57 123 2 Lib 14:23:25.6 -11:42:52 6.2 1.79 110 PPM 228669 14:21:32.8 -10:22:17 8.1 0.41 111 PPM 228630 14:19:31.6 -10:15:01 9.5 0.23 111 471513 14:20:15.7 -10:06:11 16.5 111 Positions are for J2000
Event circumstances last updated at 2024/04/18 03:45:27 UT
Marc W. Buie, Southwest Research Institute