Event between (160427) 05RL43 and star GA1000:00690562 with event index number of 1967225
Geocentric closest approach at 2026/01/27 11:42:08 UTC
J2000 position of star is 05:14:24.6 +10:30:27
Equinox of date position of star is 05:15:44.2 +10:32:01
Stellar brightness G=16.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 30 degrees from the moon.
Moon is 65% illuminated.
Apparent brightness V=22.1
Object is 24.8 AU from the Sun
and 24.1 AU from the Earth.
Apparent velocity is 15.0
km/sec on the sky relative to the star, or,
3.1 arcsec/hr.
The 1-sigma error in the time of the event is 72 seconds.
The 1-sigma cross-track error in the shadow position is
891 km.
The object has an absolute magnitude Hv=8.0
Diameter=155.6 km assuming a 5% albedo -- 10.3 sec chord
Diameter=63.5 km assuming a 30% albedo -- 4.2 sec chord
Dynamical classification is CENTAURR
Star training set for 160427, (2026/01/27 11:42UT) Object RA Dec mag sep mel Betelgeuse 05:56:35.0 +07:24:35 0.4 10.53 40 Bellatrix 05:26:31.9 +06:22:16 1.6 4.93 34 18 Ori 05:17:31.2 +11:22:07 5.6 0.93 30 PPM 148706 05:18:31.5 +09:57:15 7.6 0.88 30 PPM 120727 05:14:49.9 +10:46:40 8.8 0.35 29 PPM 120745 05:15:56.6 +10:28:49 11.8 0.06 30 160427 05:15:51.1 +10:32:09 16.6 30 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 160427, (2026/01/27 11:42UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 10.53 40 Bellatrix 05:25:07.8 +06:20:58 1.6 4.93 34 18 Ori 05:16:04.1 +11:20:29 5.6 0.93 30 PPM 148706 05:17:05.3 +09:55:39 7.6 0.88 30 PPM 120727 05:13:23.3 +10:44:57 8.8 0.35 29 PPM 120745 05:14:30.2 +10:27:08 11.8 0.06 30 160427 05:14:24.6 +10:30:27 16.6 30 Positions are for J2000
Event circumstances last updated at 2023/12/22 05:59:35 UT
Marc W. Buie, Southwest Research Institute