Event between (578992) 14JL80 and star GA0720:06611089 with event index number of 2554614
Geocentric closest approach at 2024/07/04 23:04:26 UTC
J2000 position of star is 16:49:18.6 -17:08:46
Equinox of date position of star is 16:50:43.4 -17:11:14
Stellar brightness G=16.3,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 159 degrees from the moon.
Moon is 1% illuminated.
Apparent brightness V=22.0
Object is 28.4 AU from the Sun
and 27.5 AU from the Earth.
Apparent velocity is 19.2
km/sec on the sky relative to the star, or,
3.5 arcsec/hr.
The 1-sigma error in the time of the event is 73 seconds.
The 1-sigma cross-track error in the shadow position is
1018 km.
The object has an absolute magnitude Hv=7.4
Diameter=199.5 km assuming a 5% albedo -- 10.5 sec chord
Diameter=81.5 km assuming a 30% albedo -- 4.3 sec chord
Dynamical classification is 3:2E
Star training set for 578992, (2024/07/04 23:04UT) Object RA Dec mag sep mel Antares 16:30:54.9 -26:29:03 0.9 10.37 159 35Eta Oph 17:11:47.1 -15:45:13 2.6 5.25 162 PPM 232198 16:50:51.8 -15:42:32 6.3 1.48 158 PPM 232195 16:50:47.1 -16:48:47 8.3 0.37 159 PPM 232223 16:52:08.7 -17:13:20 9.5 0.34 159 578992 16:50:43.6 -17:11:14 16.3 160 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 578992, (2024/07/04 23:04UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 10.37 159 35Eta Oph 17:10:22.7 -15:43:29 2.6 5.25 162 PPM 232198 16:49:27.7 -15:40:05 6.3 1.48 158 PPM 232195 16:49:22.3 -16:46:19 8.3 0.37 159 PPM 232223 16:50:43.6 -17:10:55 9.5 0.34 159 578992 16:49:18.6 -17:08:46 16.3 159 Positions are for J2000
Event circumstances last updated at 2024/06/12 03:39:26 UT
Marc W. Buie, Southwest Research Institute