Home›Asteroids›643849 2006 SY21643849 2006 SY21Main-belt minor planetDesignation(643849) 2006 SY21ClassMain-beltSemi-major axis2.5766899 AUEccentricity0.218768Inclination9.54977°Absolute magnitude (H)17.69Perihelion2.013 AUAphelion3.140 AU