158715 2003 HR21

Main-belt minor planet

Designation: (158715) 2003 HR21
Class: Main-belt
Semi-major axis: 2.561572 AU
Eccentricity: 0.2728426
Inclination: 5.72934°
Absolute magnitude (H): 16.34
Perihelion: 1.863 AU
Aphelion: 3.260 AU