121123 1999 HK4

Main-belt minor planet

Designation: (121123) 1999 HK4
Class: Main-belt
Semi-major axis: 2.775479 AU
Eccentricity: 0.0483498
Inclination: 0.72719°
Absolute magnitude (H): 16.03
Perihelion: 2.641 AU
Aphelion: 2.910 AU