21629 Siperstein

Main-belt minor planet

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Designation: (21629) Siperstein
Class: Main-belt
Semi-major axis: 2.1920366 AU
Eccentricity: 0.0312713
Inclination: 1.20839°
Absolute magnitude (H): 15.38
Perihelion: 2.123 AU
Aphelion: 2.261 AU