Home›Asteroids›18340 1989 OM18340 1989 OMMain-belt minor planetDesignation(18340) 1989 OMClassMain-beltSemi-major axis2.9362807 AUEccentricity0.2883901Inclination17.06191°Absolute magnitude (H)13.81Perihelion2.089 AUAphelion3.783 AU