Event between (168700) 00GE147 and star GA0700:08985859 with event index number of 2384040
Geocentric closest approach at 2028/09/06 20:22:40 UTC
J2000 position of star is 17:15:38.7 -18:13:50
Equinox of date position of star is 17:17:04.4 -18:15:23
Stellar brightness G=13.8,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 116 degrees from the moon.
Moon is 93% illuminated.
Apparent brightness V=23.6
Object is 33.1 AU from the Sun
and 33.0 AU from the Earth.
Apparent velocity is 4.2
km/sec on the sky relative to the star, or,
0.6 arcsec/hr.
The 1-sigma error in the time of the event is 4615 seconds.
The 1-sigma cross-track error in the shadow position is
2950 km.
The object has an absolute magnitude Hv=8.2
Diameter=131.8 km assuming a 5% albedo -- 31.9 sec chord
Diameter=53.8 km assuming a 30% albedo -- 13.0 sec chord
Dynamical classification is 3:2E
Star training set for 168700, (2028/09/06 20:23UT) Object RA Dec mag sep mel Antares 16:31:10.3 -26:29:35 0.9 13.46 126 35Eta Oph 17:12:01.5 -15:45:30 2.6 2.80 117 PPM 232651 17:09:55.0 -17:38:40 6.0 1.87 118 PPM 232796 17:15:35.1 -18:15:01 8.4 0.41 116 PPM 232859 17:18:23.6 -18:09:57 8.9 0.27 116 168700 17:17:19.3 -18:15:39 13.8 115 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 168700, (2028/09/06 20:23UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 13.46 126 35Eta Oph 17:10:22.7 -15:43:29 2.6 2.80 117 PPM 232651 17:08:14.9 -17:36:33 6.0 1.87 118 PPM 232796 17:13:54.5 -18:13:08 8.4 0.41 116 PPM 232859 17:16:43.1 -18:08:11 8.9 0.27 116 168700 17:15:38.7 -18:13:50 13.8 116 Positions are for J2000
Event circumstances last updated at 2024/06/10 02:01:55 UT
Marc W. Buie, Southwest Research Institute