281661 Michaelsiems
Main-belt minor planet
- Designation
- (281661) Michaelsiems
- Class
- Main-belt
- Semi-major axis
- 2.4613815 AU
- Eccentricity
- 0.1932269
- Inclination
- 3.07407°
- Absolute magnitude (H)
- 17.3
- Perihelion
- 1.986 AU
- Aphelion
- 2.937 AU
Main-belt minor planet