Home›Asteroids›40821 1999 TD9040821 1999 TD90Main-belt minor planetDesignation(40821) 1999 TD90ClassMain-beltSemi-major axis2.6422036 AUEccentricity0.103658Inclination5.26981°Absolute magnitude (H)15.5Perihelion2.368 AUAphelion2.916 AU