Home›Asteroids›816820 2011 UW181816820 2011 UW181Inner minor planetDesignation(816820) 2011 UW181ClassInnerSemi-major axis1.8131022 AUEccentricity0.0398144Inclination21.39534°Absolute magnitude (H)19.17Perihelion1.741 AUAphelion1.885 AU