Home›Asteroids›617231 2004 AR21617231 2004 AR21Main-belt minor planetDesignation(617231) 2004 AR21ClassMain-beltSemi-major axis2.5364073 AUEccentricity0.2975851Inclination5.72814°Absolute magnitude (H)17.17Perihelion1.782 AUAphelion3.291 AU