137732 1999 XY121
Main-belt minor planet
- Designation
- (137732) 1999 XY121
- Class
- Main-belt
- Semi-major axis
- 2.3025714 AU
- Eccentricity
- 0.1580169
- Inclination
- 4.76839°
- Absolute magnitude (H)
- 16.64
- Perihelion
- 1.939 AU
- Aphelion
- 2.666 AU
Main-belt minor planet