Event between (523764) 14WC510 and star GA0920:02448164 with event index number of 2613453
Geocentric closest approach at 2025/12/09 03:11:49 UTC
J2000 position of star is 07:14:24.4 +02:08:04
Equinox of date position of star is 07:15:39.8 +02:05:28
Stellar brightness G=14.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 33 degrees from the moon.
Moon is 77% illuminated.
Apparent brightness V=22.0
Object is 29.8 AU from the Sun
and 29.0 AU from the Earth.
Apparent velocity is 20.1
km/sec on the sky relative to the star, or,
3.4 arcsec/hr.
The 1-sigma error in the time of the event is 135 seconds.
The 1-sigma cross-track error in the shadow position is
1302 km.
The object has an absolute magnitude Hv=7.2
Diameter=212.8 km assuming a 5% albedo -- 10.6 sec chord
Diameter=86.9 km assuming a 30% albedo -- 4.3 sec chord
Dynamical classification is 3:2E+6:4II
Star training set for 523764, (2025/12/09 03:15UT) Object RA Dec mag sep mel Sirius 06:46:17.6 -16:45:07 -1.5 20.19 50 Alhena 06:39:12.6 +16:22:30 1.9 16.88 36 PPM 152385 07:20:43.7 +02:41:28 5.9 1.38 31 PPM 152289 07:17:57.3 +01:49:49 7.6 0.61 33 PPM 152250 07:16:43.6 +02:01:39 9.6 0.25 33 523764 07:15:45.3 +02:05:17 14.9 33 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 523764, (2025/12/09 03:15UT) Object RA Dec mag sep mel Sirius 06:45:08.0 -16:43:24 -1.5 20.19 50 Alhena 06:37:42.8 +16:23:57 1.9 16.88 36 PPM 152385 07:19:22.4 +02:44:26 5.9 1.38 31 PPM 152289 07:16:36.5 +01:52:41 7.6 0.61 33 PPM 152250 07:15:22.7 +02:04:28 9.6 0.25 33 523764 07:14:24.4 +02:08:04 14.9 33 Positions are for J2000
Event circumstances last updated at 2024/03/03 06:09:46 UT
Marc W. Buie, Southwest Research Institute