Event between (534074) 14QZ441 and star GA1080:00210009 with event index number of 2244408
Geocentric closest approach at 2026/07/21 19:28:17 UTC
J2000 position of star is 01:59:41.9 +18:05:26
Equinox of date position of star is 02:01:00.4 +18:12:19
Stellar brightness G=16.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 179 degrees from the moon.
Moon is 54% illuminated.
Apparent brightness V=22.5
Object is 43.6 AU from the Sun
and 43.7 AU from the Earth.
Apparent velocity is 7.7
km/sec on the sky relative to the star, or,
0.9 arcsec/hr.
The 1-sigma error in the time of the event is 478 seconds.
The 1-sigma cross-track error in the shadow position is
4563 km.
The object has an absolute magnitude Hv=6.0
Diameter=398.1 km assuming a 5% albedo -- 48.6 sec chord
Diameter=162.5 km assuming a 30% albedo -- 19.9 sec chord
Dynamical classification is 5:3EE
Star training set for 534074, (2026/07/21 19:28UT) Object RA Dec mag sep mel Aldebaran 04:37:26.8 +16:33:38 0.8 37.25 142 6Bet Ari 01:56:06.7 +20:56:12 2.6 2.97 176 15 Ari 02:12:06.2 +19:37:28 5.7 2.95 176 PPM 117845 02:00:22.1 +18:29:10 8.2 0.33 178 PPM 117852 02:00:56.9 +18:23:37 9.0 0.18 178 534074 02:01:09.4 +18:13:06 16.0 178 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 534074, (2026/07/21 19:28UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 37.25 142 6Bet Ari 01:54:38.6 +20:48:26 2.6 2.97 176 15 Ari 02:10:37.7 +19:30:01 5.7 2.95 176 PPM 117845 01:58:54.6 +18:21:29 8.2 0.33 178 PPM 117852 01:59:29.4 +18:15:56 9.0 0.18 178 534074 01:59:41.9 +18:05:26 16.0 179 Positions are for J2000
Event circumstances last updated at 2023/10/25 01:49:30 UT
Marc W. Buie, Southwest Research Institute