Home›Asteroids›66596 1999 RO18066596 1999 RO180Main-belt minor planetDesignation(66596) 1999 RO180ClassMain-beltSemi-major axis2.600511 AUEccentricity0.2478738Inclination5.46551°Absolute magnitude (H)15.37Perihelion1.956 AUAphelion3.245 AU