621538 2009 HC121
Main-belt minor planet
- Designation
- (621538) 2009 HC121
- Class
- Main-belt
- Semi-major axis
- 2.2776812 AU
- Eccentricity
- 0.1557627
- Inclination
- 4.15965°
- Absolute magnitude (H)
- 18.54
- Perihelion
- 1.923 AU
- Aphelion
- 2.632 AU
Main-belt minor planet