Event between (416400) 03UZ117 and star GA0900:00593020 with event index number of 2376762
Geocentric closest approach at 2025/10/12 03:36:17 UTC
J2000 position of star is 05:12:09.9 +00:37:38
Equinox of date position of star is 05:13:24.6 +00:39:17
Stellar brightness G=11.3,
use SENSEUP=8 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 30 degrees from the moon.
Moon is 68% illuminated.
Apparent brightness V=21.2
Object is 38.5 AU from the Sun
and 38.0 AU from the Earth.
Apparent velocity is 15.6
km/sec on the sky relative to the star, or,
2.0 arcsec/hr.
The 1-sigma error in the time of the event is 96 seconds.
The 1-sigma cross-track error in the shadow position is
1669 km.
The object has an absolute magnitude Hv=5.2
Diameter=522.4 km assuming a 5% albedo -- 34.3 sec chord
Diameter=213.3 km assuming a 30% albedo -- 14.0 sec chord
Dynamical classification is SCATEXTD
Star training set for 416400, (2025/10/12 03:36UT) Object RA Dec mag sep mel Rigel 05:15:46.7 -08:10:26 0.1 8.85 38 34Del Ori 05:33:19.5 -00:16:55 2.2 5.05 29 PPM 148621 05:14:51.9 +01:59:46 6.4 1.38 28 PPM 148588 05:13:25.3 +00:38:03 8.4 0.03 30 416400 05:13:29.6 +00:39:23 11.3 29 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 416400, (2025/10/12 03:36UT) Object RA Dec mag sep mel Rigel 05:14:32.3 -08:12:06 0.1 8.85 38 34Del Ori 05:32:00.4 -00:17:57 2.2 5.05 29 PPM 148621 05:13:31.5 +01:58:03 6.4 1.38 28 PPM 148588 05:12:05.6 +00:36:17 8.4 0.03 30 416400 05:12:09.9 +00:37:38 11.3 29 Positions are for J2000
Event circumstances last updated at 2024/03/04 05:36:28 UT
Marc W. Buie, Southwest Research Institute