21158 1993 RP18

Main-belt minor planet

Designation: (21158) 1993 RP18
Class: Main-belt
Semi-major axis: 2.1571822 AU
Eccentricity: 0.0347712
Inclination: 2.27625°
Absolute magnitude (H): 15.96
Perihelion: 2.082 AU
Aphelion: 2.232 AU