172638 2003 YM21
Outer belt minor planet
- Designation
- (172638) 2003 YM21
- Class
- Outer belt
- Semi-major axis
- 3.2229392 AU
- Eccentricity
- 0.1170346
- Inclination
- 8.72414°
- Absolute magnitude (H)
- 15.23
- Perihelion
- 2.846 AU
- Aphelion
- 3.600 AU
Outer belt minor planet