551039 2012 US221
Main-belt minor planet
- Designation
- (551039) 2012 US221
- Class
- Main-belt
- Semi-major axis
- 2.626541 AU
- Eccentricity
- 0.0905834
- Inclination
- 5.24158°
- Absolute magnitude (H)
- 18.14
- Perihelion
- 2.389 AU
- Aphelion
- 2.864 AU
Main-belt minor planet