Event between (455209) 01KT76 and star GA0700:06082357 with event index number of 277996
Geocentric closest approach at 2020/07/20 18:44:37 UTC
J2000 position of star is 15:58:51.3 -19:01:31
Equinox of date position of star is 15:59:55.8 -19:04:38
Stellar brightness G=15.4,
use SENSEUP=128
Star is 122 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=23.6
TNO is 43.7 AU from the Sun
and 43.1 AU from the Earth.
The TNO is moving 11.4
km/sec on the sky relative to the star, or,
1.3 arcsec/hr.
The 1-sigma error in the time of the event is 655 seconds.
The 1-sigma cross-track error in the shadow position is
3227 km.
The TNO has an absolute magnitude Hv=7.1
Diameter=229.1 km assuming a 5% albedo -- 20.1 sec chord
Diameter=93.5 km assuming a 30% albedo -- 8.2 sec chord
Dynamical classification is CLASSICAL
Star training set for 455209, (2020/07/20 18:45UT) Object RA Dec mag sep mel Antares 16:30:40.3 -26:28:33 0.9 10.22 131 8Bet1Sco 16:06:38.1 -19:51:36 2.6 1.74 124 47 Lib 15:56:11.9 -19:26:31 5.9 0.98 121 PPM 230949 15:56:48.7 -18:51:00 8.2 0.80 121 PPM 231041 16:00:18.8 -18:57:55 9.9 0.13 122 455209 16:00:02.7 -19:04:58 15.4 123 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 455209, (2020/07/20 18:45UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 10.22 131 8Bet1Sco 16:05:26.2 -19:48:20 2.6 1.74 124 47 Lib 15:55:00.4 -19:22:59 5.9 0.98 121 PPM 230949 15:55:37.4 -18:47:28 8.2 0.80 121 PPM 231041 15:59:07.5 -18:54:29 9.9 0.13 122 455209 15:58:51.3 -19:01:31 15.4 122 Positions are for J2000
Event circumstances last updated at 2018/08/01 17:57:49 UT
Marc W. Buie, Southwest Research Institute