21690 1999 RA39

Main-belt minor planet

Designation: (21690) 1999 RA39
Class: Main-belt
Semi-major axis: 2.3386353 AU
Eccentricity: 0.2450537
Inclination: 24.80036°
Absolute magnitude (H): 13.71
Perihelion: 1.766 AU
Aphelion: 2.912 AU