Event between (468861) 13LU28 and star GA1100:01643088 with event index number of 2655702
Geocentric closest approach at 2026/02/04 22:57:03 UTC
J2000 position of star is 05:59:18.5 +20:35:12
Equinox of date position of star is 06:00:46.0 +20:35:12
Stellar brightness G=15.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 84 degrees from the moon.
Moon is 89% illuminated.
Apparent brightness V=18.2
Object is 9.4 AU from the Sun
and 8.7 AU from the Earth.
Apparent velocity is 30.1
km/sec on the sky relative to the star, or,
17.3 arcsec/hr.
The 1-sigma error in the time of the event is 14 seconds.
The 1-sigma cross-track error in the shadow position is
786 km.
The object has an absolute magnitude Hv=8.3
Diameter=128.2 km assuming a 5% albedo -- 4.4 sec chord
Diameter=52.4 km assuming a 30% albedo -- 1.8 sec chord
Dynamical classification is CENTAURR
Star training set for 468861, (2026/02/04 22:57UT) Object RA Dec mag sep mel Betelgeuse 05:56:35.1 +07:24:35 0.4 13.22 85 Alhena 06:39:13.1 +16:22:29 1.9 10.02 75 62Chi2Ori 06:05:28.2 +20:08:08 4.5 1.17 83 PPM 095130 05:58:41.5 +20:58:43 8.3 0.64 85 PPM 095174 06:00:16.7 +20:44:46 9.2 0.21 85 468861 06:00:51.9 +20:35:12 15.5 84 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 468861, (2026/02/04 22:57UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 13.22 85 Alhena 06:37:42.8 +16:23:56 1.9 10.02 75 62Chi2Ori 06:03:55.2 +20:08:18 4.5 1.17 83 PPM 095130 05:57:07.9 +20:58:38 8.3 0.64 85 PPM 095174 05:58:43.2 +20:44:45 9.2 0.21 85 468861 05:59:18.5 +20:35:12 15.5 84 Positions are for J2000
Event circumstances last updated at 2024/06/18 21:24:05 UT
Marc W. Buie, Southwest Research Institute