Home›Asteroids›647704 2008 WH21647704 2008 WH21Main-belt minor planetDesignation(647704) 2008 WH21ClassMain-beltSemi-major axis2.8951359 AUEccentricity0.0681732Inclination2.78425°Absolute magnitude (H)17.52Perihelion2.698 AUAphelion3.093 AU