Home›Asteroids›305949 2009 HT21305949 2009 HT21Main-belt minor planetDesignation(305949) 2009 HT21ClassMain-beltSemi-major axis3.1888382 AUEccentricity0.1083927Inclination6.95236°Absolute magnitude (H)15.61Perihelion2.843 AUAphelion3.534 AU