18715 1998 HE121
Main-belt minor planet
- Designation
- (18715) 1998 HE121
- Class
- Main-belt
- Semi-major axis
- 3.0063314 AU
- Eccentricity
- 0.0767503
- Inclination
- 11.72038°
- Absolute magnitude (H)
- 12.79
- Perihelion
- 2.776 AU
- Aphelion
- 3.237 AU
Main-belt minor planet