Home›Asteroids›81631 2000 HD7781631 2000 HD77Main-belt minor planetDesignation(81631) 2000 HD77ClassMain-beltSemi-major axis2.8136157 AUEccentricity0.0809577Inclination7.13265°Absolute magnitude (H)15.29Perihelion2.586 AUAphelion3.041 AU