821662 2015 HY257
Main-belt minor planet
- Designation
- (821662) 2015 HY257
- Class
- Main-belt
- Semi-major axis
- 2.3002938 AU
- Eccentricity
- 0.1642384
- Inclination
- 4.68787°
- Absolute magnitude (H)
- 18.72
- Perihelion
- 1.922 AU
- Aphelion
- 2.678 AU
Main-belt minor planet