Event between (523682) 14CN23 and star GA0580:07856506 with event index number of 308468
Geocentric closest approach at 2019/01/19 12:18:01 UTC
J2000 position of star is 15:32:00.2 -30:55:28
Equinox of date position of star is 15:33:10.6 -30:59:15
Stellar brightness G=16.2,
use SENSEUP=128
Star is 141 degrees from the moon.
Moon is 96% illuminated.
TNO apparent brightness V=21.9
TNO is 18.9 AU from the Sun
and 19.4 AU from the Earth.
The TNO is moving 21.9
km/sec on the sky relative to the star, or,
5.6 arcsec/hr.
The 1-sigma error in the time of the event is 52 seconds.
The 1-sigma cross-track error in the shadow position is
913 km.
The TNO has an absolute magnitude Hv=8.8
Diameter=104.7 km assuming a 5% albedo -- 4.8 sec chord
Diameter=42.8 km assuming a 30% albedo -- 2.0 sec chord
Dynamical classification is CENTAURR
Star training set for 523682, (2019/01/19 12:18UT) Object RA Dec mag sep mel Antares 16:30:34.7 -26:28:22 0.9 13.35 154 Eta Lup 16:01:23.4 -38:26:58 2.8 9.44 145 PPM 294116 15:41:26.7 -31:16:28 6.4 1.79 143 PPM 293996 15:35:04.2 -31:04:56 8.2 0.41 141 PPM 293956 15:32:54.3 -31:06:39 9.5 0.14 141 523682 15:33:11.1 -30:59:17 16.2 141 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 523682, (2019/01/19 12:18UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 13.35 154 Eta Lup 16:00:07.3 -38:23:48 2.8 9.44 145 PPM 294116 15:40:15.5 -31:12:50 6.4 1.79 143 PPM 293996 15:33:53.3 -31:01:09 8.2 0.41 141 PPM 293956 15:31:43.5 -31:02:49 9.5 0.14 141 523682 15:32:00.2 -30:55:28 16.2 141 Positions are for J2000
Event circumstances last updated at 2018/12/04 05:10:01 UT
Marc W. Buie, Southwest Research Institute