Event between (562274) 15XW379 and star GA1000:03468580 with event index number of 2346422
Geocentric closest approach at 2026/06/29 15:52:49 UTC
J2000 position of star is 10:49:50.1 +11:23:44
Equinox of date position of star is 10:51:06.8 +11:15:59
Stellar brightness G=14.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 115 degrees from the moon.
Moon is 100% illuminated.
Apparent brightness V=19.7
Object is 18.1 AU from the Sun
and 18.5 AU from the Earth.
Apparent velocity is 21.6
km/sec on the sky relative to the star, or,
5.8 arcsec/hr.
The 1-sigma error in the time of the event is 49 seconds.
The 1-sigma cross-track error in the shadow position is
778 km.
The object has an absolute magnitude Hv=6.8
Diameter=250.0 km assuming a 5% albedo -- 12.0 sec chord
Diameter=102.1 km assuming a 30% albedo -- 4.9 sec chord
Dynamical classification is CENTAURR
Star training set for 562274, (2026/06/29 15:55UT) Object RA Dec mag sep mel Regulus 10:09:46.9 +11:50:12 1.3 10.17 124 53 Leo 10:50:38.9 +10:24:16 5.3 0.86 115 PPM 127764 10:52:31.9 +11:26:15 7.6 0.37 115 PPM 127755 10:52:07.0 +11:15:21 9.3 0.22 115 562274 10:51:13.7 +11:15:18 14.7 115 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 562274, (2026/06/29 15:55UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 10.17 124 53 Leo 10:49:15.4 +10:32:42 5.3 0.86 115 PPM 127764 10:51:08.4 +11:34:43 7.6 0.37 115 PPM 127755 10:50:43.4 +11:23:48 9.3 0.22 115 562274 10:49:50.1 +11:23:44 14.7 115 Positions are for J2000
Event circumstances last updated at 2024/04/22 04:05:21 UT
Marc W. Buie, Southwest Research Institute