Event between (535032) 14WP510 and star GA1140:01623695 with event index number of 2260922
Geocentric closest approach at 2028/09/05 15:16:58 UTC
J2000 position of star is 05:55:05.7 +25:20:13
Equinox of date position of star is 05:56:27.7 +25:20:21
Stellar brightness G=16.2,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 87 degrees from the moon.
Moon is 97% illuminated.
TNO apparent brightness V=23.2
TNO is 36.4 AU from the Sun
and 36.7 AU from the Earth.
The TNO is moving 12.7
km/sec on the sky relative to the star, or,
1.7 arcsec/hr.
The 1-sigma error in the time of the event is 635 seconds.
The 1-sigma cross-track error in the shadow position is
2572 km.
The TNO has an absolute magnitude Hv=7.4
Diameter=208.9 km assuming a 5% albedo -- 15.8 sec chord
Diameter=85.3 km assuming a 30% albedo -- 6.5 sec chord
Dynamical classification is 3:2E
Star training set for 535032, (2028/09/05 14:50UT) Object RA Dec mag sep mel Betelgeuse 05:56:43.5 +07:24:36 0.4 17.93 89 Alnath 05:28:06.4 +28:37:45 1.6 7.20 81 139 Tau 05:59:46.5 +25:57:17 4.7 0.90 88 PPM 095102 05:57:59.2 +25:19:54 8.3 0.25 88 PPM 095098 05:57:44.1 +25:29:49 9.9 0.25 88 PPM 095067 05:56:39.8 +25:05:54 10.3 0.25 87 535032 05:56:52.0 +25:20:23 16.2 88 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, (2028/09/05 14:50UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 17.93 89 Alnath 05:26:17.6 +28:36:23 1.6 7.20 81 139 Tau 05:57:59.6 +25:57:14 4.7 0.90 88 PPM 095102 05:56:12.9 +25:19:47 8.3 0.25 88 PPM 095098 05:55:57.6 +25:29:41 9.9 0.25 88 PPM 095067 05:54:53.6 +25:05:44 10.3 0.25 87 535032 05:55:05.7 +25:20:13 16.2 87 Positions are for J2000
Event circumstances last updated at 2022/02/19 00:39:53 UT
Marc W. Buie, Southwest Research Institute