Home›Asteroids›28311 1999 CY9028311 1999 CY90Main-belt minor planetDesignation(28311) 1999 CY90ClassMain-beltSemi-major axis2.594359 AUEccentricity0.0655759Inclination13.02798°Absolute magnitude (H)15.03Perihelion2.424 AUAphelion2.764 AU