257635 1999 TM218
Main-belt minor planet
- Designation
- (257635) 1999 TM218
- Class
- Main-belt
- Semi-major axis
- 2.436401 AU
- Eccentricity
- 0.2009757
- Inclination
- 2.91523°
- Absolute magnitude (H)
- 17.48
- Perihelion
- 1.947 AU
- Aphelion
- 2.926 AU
Main-belt minor planet