281988 2011 HY21

Main-belt minor planet

Designation: (281988) 2011 HY21
Class: Main-belt
Semi-major axis: 3.114123 AU
Eccentricity: 0.0948325
Inclination: 11.0034°
Absolute magnitude (H): 16.08
Perihelion: 2.819 AU
Aphelion: 3.409 AU