181883 1999 RO21
Main-belt minor planet
- Designation
- (181883) 1999 RO21
- Class
- Main-belt
- Semi-major axis
- 2.3186885 AU
- Eccentricity
- 0.2216247
- Inclination
- 25.03725°
- Absolute magnitude (H)
- 16.91
- Perihelion
- 1.805 AU
- Aphelion
- 2.833 AU
Main-belt minor planet