Home›Asteroids›221931 2009 OD18221931 2009 OD18Main-belt minor planetDesignation(221931) 2009 OD18ClassMain-beltSemi-major axis2.2258818 AUEccentricity0.2061272Inclination7.10672°Absolute magnitude (H)17.76Perihelion1.767 AUAphelion2.685 AU