Event between (533206) 14DE143 and star GA0900:03844509 with event index number of 2592974
Geocentric closest approach at 2022/04/23 18:52:22 UTC
J2000 position of star is 12:13:42.8 +00:54:23
Equinox of date position of star is 12:14:51.0 +00:46:59
Stellar brightness G=16.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 125 degrees from the moon.
Moon is 47% illuminated.
TNO apparent brightness V=22.5
TNO is 43.8 AU from the Sun
and 42.9 AU from the Earth.
The TNO is moving 21.3
km/sec on the sky relative to the star, or,
2.5 arcsec/hr.
The 1-sigma error in the time of the event is 121 seconds.
The 1-sigma cross-track error in the shadow position is
1896 km.
The TNO has an absolute magnitude Hv=6.0
Diameter=375.0 km assuming a 5% albedo -- 17.6 sec chord
Diameter=153.1 km assuming a 30% albedo -- 7.2 sec chord
Dynamical classification is CLASSICAL
Star training set for 533206, (2022/04/23 18:52UT) Object RA Dec mag sep mel Spica 13:26:22.3 -11:16:37 1.0 21.48 103 Denebola 11:50:11.8 +14:26:50 2.1 14.96 136 10 Vir 12:10:49.9 +01:46:22 5.9 1.41 126 PPM 158596 12:12:34.0 +00:04:11 8.5 0.91 125 PPM 158620 12:14:33.8 +01:01:55 9.8 0.26 125 PPM 158628 12:15:01.6 +00:42:35 10.6 0.08 125 533206 12:14:51.4 +00:46:57 16.9 124 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 533206, (2022/04/23 18:52UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 21.48 103 Denebola 11:49:02.8 +14:34:17 2.1 14.96 136 10 Vir 12:09:41.4 +01:53:49 5.9 1.41 126 PPM 158596 12:11:25.4 +00:11:37 8.5 0.91 125 PPM 158620 12:13:25.3 +01:09:21 9.8 0.26 125 PPM 158628 12:13:53.0 +00:50:01 10.6 0.08 125 533206 12:13:42.8 +00:54:23 16.9 125 Positions are for J2000
Event circumstances last updated at 2022/03/16 00:54:40 UT
Marc W. Buie, Southwest Research Institute