Home›Asteroids›216724 2005 GD21216724 2005 GD21Main-belt minor planetDesignation(216724) 2005 GD21ClassMain-beltSemi-major axis2.4166696 AUEccentricity0.199974Inclination5.73621°Absolute magnitude (H)17.51Perihelion1.933 AUAphelion2.900 AU