257644 1999 TG290
Main-belt minor planet
- Designation
- (257644) 1999 TG290
- Class
- Main-belt
- Semi-major axis
- 2.3608358 AU
- Eccentricity
- 0.2173042
- Inclination
- 6.29176°
- Absolute magnitude (H)
- 17.12
- Perihelion
- 1.848 AU
- Aphelion
- 2.874 AU
Main-belt minor planet