Event between (523706) 14HF200 and star GA0580:20639569 with event index number of 2380873
Geocentric closest approach at 2028/06/22 19:58:18 UTC
J2000 position of star is 17:19:29.3 -31:49:09
Equinox of date position of star is 17:21:04.6 -31:50:34
Stellar brightness G=15.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 167 degrees from the moon.
Moon is 0% illuminated.
Apparent brightness V=21.3
Object is 35.7 AU from the Sun
and 34.8 AU from the Earth.
Apparent velocity is 23.0
km/sec on the sky relative to the star, or,
3.3 arcsec/hr.
The 1-sigma error in the time of the event is 1241 seconds.
The 1-sigma cross-track error in the shadow position is
5219 km.
The object has an absolute magnitude Hv=5.8
Diameter=398.1 km assuming a 5% albedo -- 18.0 sec chord
Diameter=162.5 km assuming a 30% albedo -- 7.3 sec chord
Dynamical classification is SCATNEAR
Star training set for 523706, (2028/06/22 19:58UT) Object RA Dec mag sep mel Antares 16:31:09.5 -26:29:33 0.9 12.18 157 34Ups Sco 17:32:42.2 -37:18:56 2.7 5.95 165 PPM 296131 17:18:55.1 -32:41:32 5.5 0.99 166 PPM 296196 17:21:07.0 -31:23:22 7.3 0.46 167 PPM 296215 17:22:11.0 -31:52:13 9.6 0.18 167 523706 17:21:20.1 -31:50:47 15.7 167 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 523706, (2028/06/22 19:58UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 12.18 157 34Ups Sco 17:30:45.8 -37:17:46 2.7 5.95 165 PPM 296131 17:17:03.5 -32:39:48 5.5 0.99 166 PPM 296196 17:19:16.6 -31:21:43 7.3 0.46 167 PPM 296215 17:20:20.2 -31:50:37 9.6 0.18 167 523706 17:19:29.3 -31:49:09 15.7 167 Positions are for J2000
Event circumstances last updated at 2024/06/24 21:30:09 UT
Marc W. Buie, Southwest Research Institute