Event between (532093) 13HV156 and star GA0840:05577120 with event index number of 2448336
Geocentric closest approach at 2026/08/03 18:33:26 UTC
J2000 position of star is 17:12:50.4 -04:33:36
Equinox of date position of star is 17:14:03.0 -04:35:08
Stellar brightness G=16.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 112 degrees from the moon.
Moon is 75% illuminated.
TNO apparent brightness V=22.0
TNO is 46.4 AU from the Sun
and 45.9 AU from the Earth.
The TNO is moving 15.0
km/sec on the sky relative to the star, or,
1.6 arcsec/hr.
The 1-sigma error in the time of the event is 192 seconds.
The 1-sigma cross-track error in the shadow position is
1729 km.
The TNO has an absolute magnitude Hv=5.2
Diameter=532.1 km assuming a 5% albedo -- 35.9 sec chord
Diameter=217.2 km assuming a 30% albedo -- 14.7 sec chord
Dynamical classification is SCATNEAR
Star training set for 532093, (2026/08/03 18:34UT) Object RA Dec mag sep mel Antares 16:31:02.5 -26:29:19 0.9 24.21 122 13Zet Oph 16:38:37.5 -10:37:08 2.6 10.69 121 PPM 200511 17:18:08.4 -06:16:20 6.0 1.94 111 PPM 200428 17:13:07.9 -04:40:16 8.0 0.29 112 PPM 200437 17:13:44.4 -04:25:58 9.3 0.20 112 532093 17:14:14.9 -04:35:23 16.6 112 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 532093, (2026/08/03 18:34UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 24.21 122 13Zet Oph 16:37:09.6 -10:34:01 2.6 10.69 121 PPM 200511 17:16:42.8 -06:14:42 6.0 1.94 111 PPM 200428 17:11:43.3 -04:38:26 8.0 0.29 112 PPM 200437 17:12:20.0 -04:24:09 9.3 0.20 112 532093 17:12:50.4 -04:33:36 16.6 112 Positions are for J2000
Event circumstances last updated at 2022/11/04 04:18:37 UT
Marc W. Buie, Southwest Research Institute