Home›Asteroids›303951 2005 YN21303951 2005 YN21Main-belt minor planetDesignation(303951) 2005 YN21ClassMain-beltSemi-major axis2.1707004 AUEccentricity0.0884324Inclination5.5245°Absolute magnitude (H)17.59Perihelion1.979 AUAphelion2.363 AU