Home›Asteroids›164129 2003 YB21164129 2003 YB21Main-belt minor planetDesignation(164129) 2003 YB21ClassMain-beltSemi-major axis2.690181 AUEccentricity0.3207819Inclination8.79249°Absolute magnitude (H)16.01Perihelion1.827 AUAphelion3.553 AU