Home›Asteroids›399323 1998 SD177399323 1998 SD177Main-belt minor planetDesignation(399323) 1998 SD177ClassMain-beltSemi-major axis3.1231 AUEccentricity0.1770662Inclination18.25798°Absolute magnitude (H)16.43Perihelion2.570 AUAphelion3.676 AU