Home›Asteroids›275539 1998 SP18275539 1998 SP18Main-belt minor planetDesignation(275539) 1998 SP18ClassMain-beltSemi-major axis2.3115905 AUEccentricity0.0805818Inclination7.11203°Absolute magnitude (H)17.35Perihelion2.125 AUAphelion2.498 AU