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Smirnov (wrinkle ridge)
Size:
Dimension: 134x134Km / 79x12Mi
Height: ?
Height/Wide ratio: Unknown height. Impossible calculation.
Position:
Longitude: 25.0° East
Latitude: 25.0° North
Quadrant: North-East
Area: South-East part of Mare Serenitatis
Observation period: 5 days after New Moon or 4 days after Full Moon
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