Event between (47932) 00GN171 and star GA0580:14500890 with event index number of 2314867
Geocentric closest approach at 2024/09/18 23:10:26 UTC
J2000 position of star is 17:00:52.9 -31:26:15
Equinox of date position of star is 17:02:27.4 -31:28:19
Stellar brightness G=14.6,
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 99% illuminated.
Apparent brightness V=21.2
Object is 29.7 AU from the Sun
and 29.8 AU from the Earth.
Apparent velocity is 11.7
km/sec on the sky relative to the star, or,
1.9 arcsec/hr.
The 1-sigma error in the time of the event is 337 seconds.
The 1-sigma cross-track error in the shadow position is
2501 km.
The object has an absolute magnitude Hv=6.3
Diameter=346.7 km assuming a 5% albedo -- 28.7 sec chord
Diameter=141.6 km assuming a 30% albedo -- 11.7 sec chord
Dynamical classification is 3:2E
Star training set for 47932, (2024/09/18 23:10UT) Object RA Dec mag sep mel Antares 16:30:55.6 -26:29:05 0.9 8.51 119 26Eps Sco 16:51:46.3 -34:20:08 2.3 3.64 113 PPM 295807 17:03:28.8 -32:10:40 5.0 0.74 111 PPM 295758 17:01:26.8 -31:44:42 8.4 0.35 111 PPM 295783 17:02:44.0 -31:29:14 9.7 0.06 111 47932 17:02:28.5 -31:28:20 14.6 111 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 47932, (2024/09/18 23:10UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 8.51 119 26Eps Sco 16:50:08.8 -34:17:41 2.3 3.64 113 PPM 295807 17:01:52.6 -32:08:38 5.0 0.74 111 PPM 295758 16:59:51.1 -31:42:35 8.4 0.35 111 PPM 295783 17:01:08.4 -31:27:10 9.7 0.06 111 47932 17:00:52.9 -31:26:15 14.6 111 Positions are for J2000
Event circumstances last updated at 2024/06/11 03:50:31 UT
Marc W. Buie, Southwest Research Institute