257291 2009 HQ42
Main-belt minor planet
- Designation
- (257291) 2009 HQ42
- Class
- Main-belt
- Semi-major axis
- 3.1992818 AU
- Eccentricity
- 0.2360809
- Inclination
- 25.52432°
- Absolute magnitude (H)
- 15.58
- Perihelion
- 2.444 AU
- Aphelion
- 3.955 AU
Main-belt minor planet