257 Silesia

Main-belt minor planet

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Designation: (257) Silesia
Class: Main-belt
Semi-major axis: 3.1185502 AU
Eccentricity: 0.1122966
Inclination: 3.6123°
Absolute magnitude (H): 9.68
Perihelion: 2.768 AU
Aphelion: 3.469 AU