Event between (523766) 14WF510 and star GA0880:00662975 with event index number of 2178828
Geocentric closest approach at 2026/09/15 18:02:49 UTC
J2000 position of star is 05:27:12.8 -00:12:14
Equinox of date position of star is 05:28:26.1 -00:11:07
Stellar brightness G=15.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 137 degrees from the moon.
Moon is 22% illuminated.
Apparent brightness V=22.3
Object is 32.5 AU from the Sun
and 32.5 AU from the Earth.
Apparent velocity is 13.5
km/sec on the sky relative to the star, or,
2.1 arcsec/hr.
The 1-sigma error in the time of the event is 93 seconds.
The 1-sigma cross-track error in the shadow position is
2516 km.
The object has an absolute magnitude Hv=7.0
Diameter=238.8 km assuming a 5% albedo -- 17.8 sec chord
Diameter=97.5 km assuming a 30% albedo -- 7.3 sec chord
Dynamical classification is 3:2E
Star training set for 523766, (2026/09/15 18:03UT) Object RA Dec mag sep mel Rigel 05:15:49.4 -08:10:22 0.1 8.60 135 34Del Ori 05:33:22.3 -00:16:53 2.2 1.20 136 PPM 148931 05:27:09.4 +00:32:31 5.8 0.81 138 PPM 149001 05:29:47.8 +00:02:25 7.0 0.38 137 PPM 175831 05:28:21.7 -00:02:10 9.6 0.16 137 523766 05:28:34.8 -00:10:59 15.7 137 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 523766, (2026/09/15 18:03UT) Object RA Dec mag sep mel Rigel 05:14:32.3 -08:12:06 0.1 8.60 135 34Del Ori 05:32:00.4 -00:17:57 2.2 1.20 136 PPM 148931 05:25:47.0 +00:31:13 5.8 0.81 138 PPM 149001 05:28:25.7 +00:01:13 7.0 0.38 137 PPM 175831 05:26:59.6 -00:03:25 9.6 0.16 137 523766 05:27:12.8 -00:12:14 15.7 137 Positions are for J2000
Event circumstances last updated at 2023/11/21 04:22:09 UT
Marc W. Buie, Southwest Research Institute