642456 2005 SY21

Main-belt minor planet

Designation: (642456) 2005 SY21
Class: Main-belt
Semi-major axis: 2.678499 AU
Eccentricity: 0.2566064
Inclination: 14.04535°
Absolute magnitude (H): 17.43
Perihelion: 1.991 AU
Aphelion: 3.366 AU