21749 1999 RM172

Main-belt minor planet

Designation: (21749) 1999 RM172
Class: Main-belt
Semi-major axis: 2.5583954 AU
Eccentricity: 0.2547783
Inclination: 6.12244°
Absolute magnitude (H): 13.89
Perihelion: 1.907 AU
Aphelion: 3.210 AU