163828 2003 SY21

Main-belt minor planet

Designation: (163828) 2003 SY21
Class: Main-belt
Semi-major axis: 2.5360345 AU
Eccentricity: 0.3013109
Inclination: 8.11971°
Absolute magnitude (H): 15.75
Perihelion: 1.772 AU
Aphelion: 3.300 AU