28137 Helenyao

Main-belt minor planet

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Designation: (28137) Helenyao
Class: Main-belt
Semi-major axis: 2.3926095 AU
Eccentricity: 0.075885
Inclination: 7.2824°
Absolute magnitude (H): 14.87
Perihelion: 2.211 AU
Aphelion: 2.574 AU