40420 1999 RJ21

Main-belt minor planet

Designation: (40420) 1999 RJ21
Class: Main-belt
Semi-major axis: 2.5988804 AU
Eccentricity: 0.0409023
Inclination: 13.37134°
Absolute magnitude (H): 14.51
Perihelion: 2.493 AU
Aphelion: 2.705 AU