Home›Asteroids›217663 1998 SD77217663 1998 SD77Main-belt minor planetDesignation(217663) 1998 SD77ClassMain-beltSemi-major axis3.1603942 AUEccentricity0.1226466Inclination3.94258°Absolute magnitude (H)15.15Perihelion2.773 AUAphelion3.548 AU