Home›Asteroids›18304 1981 DH118304 1981 DH1Main-belt minor planetDesignation(18304) 1981 DH1ClassMain-beltSemi-major axis3.064845 AUEccentricity0.1886033Inclination7.21818°Absolute magnitude (H)13.88Perihelion2.487 AUAphelion3.643 AU