13553 Masaakikoyama
Near-Earth minor planet
- Designation
- (13553) Masaakikoyama
- Class
- Near-Earth
- Semi-major axis
- 2.1913948 AU
- Eccentricity
- 0.4631928
- Inclination
- 5.87429°
- Absolute magnitude (H)
- 16.54
- Perihelion
- 1.176 AU
- Aphelion
- 3.206 AU
Near-Earth minor planet