257640 1999 TS261
Main-belt minor planet
- Designation
- (257640) 1999 TS261
- Class
- Main-belt
- Semi-major axis
- 3.1592961 AU
- Eccentricity
- 0.1083355
- Inclination
- 12.02472°
- Absolute magnitude (H)
- 16.36
- Perihelion
- 2.817 AU
- Aphelion
- 3.502 AU
Main-belt minor planet