Home›Asteroids›641668 2004 HD81641668 2004 HD81Main-belt minor planetDesignation(641668) 2004 HD81ClassMain-beltSemi-major axis2.5820596 AUEccentricity0.0461275Inclination3.68967°Absolute magnitude (H)17.59Perihelion2.463 AUAphelion2.701 AU