18 Melpomene

Main-belt minor planet

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Designation: (18) Melpomene
Class: Main-belt
Semi-major axis: 2.2958223 AU
Eccentricity: 0.2178488
Inclination: 10.13102°
Absolute magnitude (H): 6.35
Perihelion: 1.796 AU
Aphelion: 2.796 AU