Home›Asteroids›209150 2003 TT21209150 2003 TT21Main-belt minor planetDesignation(209150) 2003 TT21ClassMain-beltSemi-major axis2.4025327 AUEccentricity0.1000664Inclination3.69308°Absolute magnitude (H)16.91Perihelion2.162 AUAphelion2.643 AU