Event between (455502) 03UZ413 and star GA0980:00408022 with event index number of 2288454
Geocentric closest approach at 2025/09/03 14:16:08 UTC
J2000 position of star is 04:16:43.1 +09:33:13
Equinox of date position of star is 04:18:02.8 +09:36:44
Stellar brightness G=15.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 132 degrees from the moon.
Moon is 81% illuminated.
Apparent brightness V=21.0
Object is 45.1 AU from the Sun
and 45.0 AU from the Earth.
Apparent velocity is 5.6
km/sec on the sky relative to the star, or,
0.6 arcsec/hr.
The 1-sigma error in the time of the event is 314 seconds.
The 1-sigma cross-track error in the shadow position is
2043 km.
The object has an absolute magnitude Hv=4.3
Diameter=812.9 km assuming a 5% albedo -- 148.2 sec chord
Diameter=331.8 km assuming a 30% albedo -- 60.5 sec chord
Dynamical classification is 3:2E
Star training set for 455502, (2025/09/03 14:17UT) Object RA Dec mag sep mel Aldebaran 04:37:23.8 +16:33:32 0.8 8.38 140 Bellatrix 05:26:30.6 +06:22:15 1.6 17.24 145 PPM 147404 04:19:48.8 +09:32:52 6.2 0.42 133 PPM 147381 04:18:22.5 +09:44:20 10.0 0.14 132 455502 04:18:07.3 +09:36:56 15.4 133 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 455502, (2025/09/03 14:17UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 8.38 140 Bellatrix 05:25:07.8 +06:20:58 1.6 17.24 145 PPM 147404 04:18:24.6 +09:29:12 6.2 0.42 133 PPM 147381 04:16:58.3 +09:40:37 10.0 0.14 132 455502 04:16:43.1 +09:33:13 15.4 132 Positions are for J2000
Event circumstances last updated at 2024/04/18 03:40:47 UT
Marc W. Buie, Southwest Research Institute