21187 Setsuo

Main-belt minor planet

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Designation: (21187) Setsuo
Class: Main-belt
Semi-major axis: 2.3643976 AU
Eccentricity: 0.1091625
Inclination: 12.0565°
Absolute magnitude (H): 14.4
Perihelion: 2.106 AU
Aphelion: 2.623 AU