Event between (535169) 14XX40 and star GA0820:04113427 with event index number of 1618119
Geocentric closest approach at 2020/06/07 20:01:53 UTC
J2000 position of star is 11:30:21.1 -06:09:30
Equinox of date position of star is 11:31:20.7 -06:15:58
Stellar brightness G=15.2,
use SENSEUP=128
Star is 108 degrees from the moon.
Moon is 95% illuminated.
TNO apparent brightness V=22.6
TNO is 32.3 AU from the Sun
and 32.2 AU from the Earth.
The TNO is moving 6.6
km/sec on the sky relative to the star, or,
1.0 arcsec/hr.
The 1-sigma error in the time of the event is 511 seconds.
The 1-sigma cross-track error in the shadow position is
3088 km.
The TNO has an absolute magnitude Hv=7.3
Diameter=208.9 km assuming a 5% albedo -- 31.8 sec chord
Diameter=85.3 km assuming a 30% albedo -- 13.0 sec chord
Dynamical classification is SCATNEAR
Star training set for 535169, (2020/06/07 20:02UT) Object RA Dec mag sep mel Regulus 10:09:27.5 +11:52:00 1.3 27.28 134 4Gam Crv 12:16:51.6 -17:39:19 2.6 15.90 93 PPM 194572 11:33:49.9 -07:56:26 5.8 1.78 107 PPM 194554 11:32:59.0 -06:35:02 6.9 0.50 107 PPM 194531 11:30:55.1 -06:11:16 9.6 0.14 108 535169 11:31:23.6 -06:16:17 15.2 108 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 535169, (2020/06/07 20:02UT) Object RA Dec mag sep mel Regulus 10:08:22.0 +11:58:02 1.3 27.28 134 4Gam Crv 12:15:48.2 -17:32:31 2.6 15.90 93 PPM 194572 11:32:47.5 -07:49:39 5.8 1.78 107 PPM 194554 11:31:56.6 -06:28:16 6.9 0.50 107 PPM 194531 11:29:52.6 -06:04:29 9.6 0.14 108 535169 11:30:21.1 -06:09:30 15.2 108 Positions are for J2000
Event circumstances last updated at 2019/07/02 02:40:29 UT
Marc W. Buie, Southwest Research Institute