137478 1999 UP21

Main-belt minor planet

Designation: (137478) 1999 UP21
Class: Main-belt
Semi-major axis: 2.309812 AU
Eccentricity: 0.2274788
Inclination: 0.632°
Absolute magnitude (H): 16.97
Perihelion: 1.784 AU
Aphelion: 2.835 AU