Event between (469704) 05EZ296 and star GA0720:05309419 with event index number of 1909319
Geocentric closest approach at 2028/06/05 19:49:29 UTC
J2000 position of star is 14:48:48.2 -16:55:53
Equinox of date position of star is 14:50:05.0 -17:01:32
Stellar brightness G=16.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 13 degrees from the moon.
Moon is 97% illuminated.
TNO apparent brightness V=22.4
TNO is 33.6 AU from the Sun
and 32.7 AU from the Earth.
The TNO is moving 19.9
km/sec on the sky relative to the star, or,
3.0 arcsec/hr.
The 1-sigma error in the time of the event is 158 seconds.
The 1-sigma cross-track error in the shadow position is
1856 km.
The TNO has an absolute magnitude Hv=7.1
Diameter=226.0 km assuming a 5% albedo -- 11.4 sec chord
Diameter=92.2 km assuming a 30% albedo -- 4.7 sec chord
Dynamical classification is 3:2E
Star training set for 469704, (2028/06/05 19:50UT) Object RA Dec mag sep mel Spica 13:26:41.7 -11:18:31 1.0 21.07 34 27Bet Lib 15:18:32.5 -09:29:09 2.6 10.20 15 8Alp1Lib 14:52:15.9 -16:06:49 5.1 1.04 14 PPM 229313 14:50:07.2 -17:27:27 7.0 0.41 13 PPM 229323 14:50:39.1 -17:02:21 9.8 0.06 13 469704 14:50:23.5 -17:02:54 16.5 13 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 469704, (2028/06/05 19:50UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 21.07 34 27Bet Lib 15:17:00.3 -09:22:59 2.6 10.20 15 8Alp1Lib 14:50:41.1 -15:59:52 5.1 1.04 14 PPM 229313 14:48:31.7 -17:20:26 7.0 0.41 13 PPM 229323 14:49:03.8 -16:55:20 9.8 0.06 13 469704 14:48:48.2 -16:55:53 16.5 13 Positions are for J2000
Event circumstances last updated at 2022/11/30 02:54:31 UT
Marc W. Buie, Southwest Research Institute