Home›Asteroids›21377 1998 CO121377 1998 CO1Main-belt minor planetDesignation(21377) 1998 CO1ClassMain-beltSemi-major axis2.5665411 AUEccentricity0.1924459Inclination8.60333°Absolute magnitude (H)15.08Perihelion2.073 AUAphelion3.060 AU