21398 Zengguoshou
Main-belt minor planet
- Designation
- (21398) Zengguoshou
- Class
- Main-belt
- Semi-major axis
- 2.2337776 AU
- Eccentricity
- 0.1659241
- Inclination
- 3.60603°
- Absolute magnitude (H)
- 14.58
- Perihelion
- 1.863 AU
- Aphelion
- 2.604 AU
Main-belt minor planet