Event between (535032) 14WP510 and star GA1140:01375568 with event index number of 2260857
Geocentric closest approach at 2028/01/18 12:14:23 UTC
J2000 position of star is 05:40:02.5 +25:10:13
Equinox of date position of star is 05:41:24.3 +25:10:50
Stellar brightness G=16.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 119 degrees from the moon.
Moon is 53% illuminated.
TNO apparent brightness V=23.0
TNO is 36.3 AU from the Sun
and 35.5 AU from the Earth.
The TNO is moving 20.7
km/sec on the sky relative to the star, or,
2.9 arcsec/hr.
The 1-sigma error in the time of the event is 344 seconds.
The 1-sigma cross-track error in the shadow position is
1956 km.
The TNO has an absolute magnitude Hv=7.4
Diameter=208.9 km assuming a 5% albedo -- 9.7 sec chord
Diameter=85.3 km assuming a 30% albedo -- 4.0 sec chord
Dynamical classification is 3:2E
Star training set for 535032, (2028/01/18 12:28UT) Object RA Dec mag sep mel Aldebaran 04:37:32.0 +16:33:49 0.8 17.28 133 Alnath 05:28:04.0 +28:37:43 1.6 4.60 122 125 Tau 05:41:28.6 +25:54:36 5.2 0.73 119 PPM 094732 05:44:47.2 +25:22:26 8.5 0.71 118 PPM 094645 05:41:59.7 +25:05:48 8.9 0.10 119 535032 05:41:46.3 +25:11:00 16.6 118 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 535032, (2028/01/18 12:28UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 17.28 133 Alnath 05:26:17.6 +28:36:23 1.6 4.60 122 125 Tau 05:39:44.2 +25:53:49 5.2 0.73 119 PPM 094732 05:43:03.2 +25:21:47 8.5 0.71 118 PPM 094645 05:40:15.9 +25:05:02 8.9 0.10 119 535032 05:40:02.5 +25:10:13 16.6 119 Positions are for J2000
Event circumstances last updated at 2022/02/05 00:23:54 UT
Marc W. Buie, Southwest Research Institute