243450 2009 HY21
Main-belt minor planet
- Designation
- (243450) 2009 HY21
- Class
- Main-belt
- Semi-major axis
- 3.0432601 AU
- Eccentricity
- 0.0634709
- Inclination
- 10.99176°
- Absolute magnitude (H)
- 15.52
- Perihelion
- 2.850 AU
- Aphelion
- 3.236 AU
Main-belt minor planet