56311 1999 RA221

Main-belt minor planet

Designation: (56311) 1999 RA221
Class: Main-belt
Semi-major axis: 2.1798531 AU
Eccentricity: 0.1679294
Inclination: 5.55531°
Absolute magnitude (H): 16.67
Perihelion: 1.814 AU
Aphelion: 2.546 AU