Home›Asteroids›291635 2006 HY21291635 2006 HY21Main-belt minor planetDesignation(291635) 2006 HY21ClassMain-beltSemi-major axis2.5459244 AUEccentricity0.2524453Inclination5.25157°Absolute magnitude (H)16.86Perihelion1.903 AUAphelion3.189 AU