155548 1999 UU21

Main-belt minor planet

Designation: (155548) 1999 UU21
Class: Main-belt
Semi-major axis: 2.8690543 AU
Eccentricity: 0.0182804
Inclination: 2.50086°
Absolute magnitude (H): 16.61
Perihelion: 2.817 AU
Aphelion: 2.922 AU