Home›Asteroids›218321 2003 YD55218321 2003 YD55Main-belt minor planetDesignation(218321) 2003 YD55ClassMain-beltSemi-major axis2.2003254 AUEccentricity0.1215743Inclination2.71209°Absolute magnitude (H)17.34Perihelion1.933 AUAphelion2.468 AU