290639 2005 UB257
Main-belt minor planet
- Designation
- (290639) 2005 UB257
- Class
- Main-belt
- Semi-major axis
- 3.0800608 AU
- Eccentricity
- 0.1458775
- Inclination
- 7.87714°
- Absolute magnitude (H)
- 16.17
- Perihelion
- 2.631 AU
- Aphelion
- 3.529 AU
Main-belt minor planet