Event between (532092) 13HU156 and star GA0860:05742952 with event index number of 2161323
Geocentric closest approach at 2028/04/30 17:53:07 UTC
J2000 position of star is 17:32:46.9 -02:37:25
Equinox of date position of star is 17:34:01.0 -02:38:20
Stellar brightness G=15.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 144 degrees from the moon.
Moon is 35% illuminated.
Apparent brightness V=21.5
Object is 39.4 AU from the Sun
and 38.7 AU from the Earth.
Apparent velocity is 18.5
km/sec on the sky relative to the star, or,
2.4 arcsec/hr.
The 1-sigma error in the time of the event is 101 seconds.
The 1-sigma cross-track error in the shadow position is
1487 km.
The object has an absolute magnitude Hv=5.5
Diameter=469.9 km assuming a 5% albedo -- 26.2 sec chord
Diameter=191.8 km assuming a 30% albedo -- 10.7 sec chord
Dynamical classification is 3:2E
Star training set for 532092, (2028/04/30 17:54UT) Object RA Dec mag sep mel Antares 16:31:09.0 -26:29:32 0.9 28.25 136 60Bet Oph 17:44:52.4 +04:33:26 2.8 7.67 141 PPM 180083 17:31:51.4 -01:05:01 6.2 1.67 142 PPM 200832 17:37:00.4 -02:54:29 8.0 0.74 144 PPM 200769 17:33:55.4 -02:46:44 9.7 0.16 143 532092 17:34:15.7 -02:38:31 15.4 144 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 532092, (2028/04/30 17:54UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 28.25 136 60Bet Oph 17:43:28.3 +04:34:06 2.8 7.67 141 PPM 180083 17:30:23.6 -01:03:50 6.2 1.67 142 PPM 200832 17:35:31.4 -02:53:30 8.0 0.74 144 PPM 200769 17:32:26.4 -02:45:38 9.7 0.16 143 532092 17:32:46.9 -02:37:25 15.4 143 Positions are for J2000
Event circumstances last updated at 2023/08/24 02:44:12 UT
Marc W. Buie, Southwest Research Institute