Event between (26181) 96GQ21 and star GA0780:05060227 with event index number of 286699
Geocentric closest approach at 2020/09/12 23:44:00 UTC
J2000 position of star is 16:06:41.4 -10:39:04
Equinox of date position of star is 16:07:49.2 -10:42:19
Stellar brightness G=12.1,
use SENSEUP=16
Star is 129 degrees from the moon.
Moon is 25% illuminated.
TNO apparent brightness V=26.7
TNO is 44.9 AU from the Sun
and 45.2 AU from the Earth.
The TNO is moving 15.6
km/sec on the sky relative to the star, or,
1.7 arcsec/hr.
The 1-sigma error in the time of the event is 123 seconds.
The 1-sigma cross-track error in the shadow position is
1681 km.
The TNO has an absolute magnitude Hv=10.0
Diameter=691.9 km assuming a 5% albedo -- 3.9 sec chord
Diameter=282.4 km assuming a 30% albedo -- 1.6 sec chord
Dynamical classification is SCATNEAR
Star training set for 26181, (2020/09/12 23:44UT) Object RA Dec mag sep mel Antares 16:30:40.8 -26:28:34 0.9 16.67 139 1Del Oph 16:15:26.0 -03:44:46 2.7 7.21 128 15Psi Sco 16:13:08.1 -10:06:59 4.9 1.43 130 PPM 231210 16:07:43.9 -10:03:57 8.4 0.64 129 PPM 231215 16:07:51.2 -10:44:42 9.4 0.04 129 26181 16:07:49.6 -10:42:20 12.1 130 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 26181, (2020/09/12 23:44UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 16.67 139 1Del Oph 16:14:20.7 -03:41:42 2.7 7.21 128 15Psi Sco 16:12:00.0 -10:03:52 4.9 1.43 130 PPM 231210 16:06:35.9 -10:00:41 8.4 0.64 129 PPM 231215 16:06:42.9 -10:41:26 9.4 0.04 129 26181 16:06:41.4 -10:39:04 12.1 129 Positions are for J2000
Event circumstances last updated at 2020/07/30 22:01:58 UT
Marc W. Buie, Southwest Research Institute