Event between (47932) 00GN171 and star GA0580:18204915 with event index number of 2314474
Geocentric closest approach at 2024/02/16 15:38:29 UTC
J2000 position of star is 17:11:26.8 -31:25:08
Equinox of date position of star is 17:13:00.3 -31:26:48
Stellar brightness G=16.2,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 158 degrees from the moon.
Moon is 50% illuminated.
Apparent brightness V=21.2
Object is 29.6 AU from the Sun
and 29.9 AU from the Earth.
Apparent velocity is 18.4
km/sec on the sky relative to the star, or,
3.1 arcsec/hr.
The 1-sigma error in the time of the event is 257 seconds.
The 1-sigma cross-track error in the shadow position is
2494 km.
The object has an absolute magnitude Hv=6.3
Diameter=346.7 km assuming a 5% albedo -- 18.1 sec chord
Diameter=141.6 km assuming a 30% albedo -- 7.4 sec chord
Dynamical classification is 3:2E
Star training set for 47932, (2024/02/16 15:38UT) Object RA Dec mag sep mel Antares 16:30:53.4 -26:29:00 0.9 10.46 168 26Eps Sco 16:51:44.0 -34:20:05 2.3 5.32 161 PPM 296042 17:14:32.8 -32:27:55 6.2 1.07 157 PPM 295987 17:11:38.6 -30:52:00 8.1 0.65 158 PPM 296005 17:12:37.0 -31:36:40 9.4 0.18 158 47932 17:13:00.3 -31:26:48 16.2 157 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, (2024/02/16 15:38UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 10.46 168 26Eps Sco 16:50:08.8 -34:17:41 2.3 5.32 161 PPM 296042 17:12:58.5 -32:26:18 6.2 1.07 157 PPM 295987 17:10:05.6 -30:50:17 8.1 0.65 158 PPM 296005 17:11:03.4 -31:34:59 9.4 0.18 158 47932 17:11:26.8 -31:25:08 16.2 158 Positions are for J2000
Event circumstances last updated at 2024/02/12 04:17:14 UT
Marc W. Buie, Southwest Research Institute