257598 1999 RQ66

Main-belt minor planet

Designation: (257598) 1999 RQ66
Class: Main-belt
Semi-major axis: 2.312087 AU
Eccentricity: 0.1873398
Inclination: 8.27427°
Absolute magnitude (H): 16.76
Perihelion: 1.879 AU
Aphelion: 2.745 AU