2012 SY21

Main-belt minor planet

Designation: 2012 SY21
Class: Main-belt
Semi-major axis: 2.5989546 AU
Eccentricity: 0.3315621
Inclination: 29.92716°
Absolute magnitude (H): 17.99
Perihelion: 1.737 AU
Aphelion: 3.461 AU