Home›Asteroids›16508 1990 UB316508 1990 UB3Main-belt minor planetDesignation(16508) 1990 UB3ClassMain-beltSemi-major axis2.2708121 AUEccentricity0.1654958Inclination2.39323°Absolute magnitude (H)14.76Perihelion1.895 AUAphelion2.647 AU