121221 1999 RO13

Main-belt minor planet

Designation: (121221) 1999 RO13
Class: Main-belt
Semi-major axis: 3.0398488 AU
Eccentricity: 0.2315654
Inclination: 2.96788°
Absolute magnitude (H): 15.62
Perihelion: 2.336 AU
Aphelion: 3.744 AU