21633 Hsingpenyuan
Main-belt minor planet
- Designation
- (21633) Hsingpenyuan
- Class
- Main-belt
- Semi-major axis
- 2.3645884 AU
- Eccentricity
- 0.0895113
- Inclination
- 5.60529°
- Absolute magnitude (H)
- 14.8
- Perihelion
- 2.153 AU
- Aphelion
- 2.576 AU
Main-belt minor planet