28820 Sylrobertson
Main-belt minor planet
- Designation
- (28820) Sylrobertson
- Class
- Main-belt
- Semi-major axis
- 2.3018747 AU
- Eccentricity
- 0.0423386
- Inclination
- 8.99496°
- Absolute magnitude (H)
- 15.66
- Perihelion
- 2.204 AU
- Aphelion
- 2.399 AU
Main-belt minor planet