Astronomy:Semeykin (crater)

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Semeykin
Semeykin Crater Drainage.JPG
Semeykin Crater Drainage, as seen by THEMIS. Click on image to see details of beautiful drainage system.
PlanetMars
CoordinatesCoordinates: 41°48′N 351°24′W / 41.8°N 351.4°W / 41.8; -351.4
Diameter73.51 km

Semeykin is a crater in the Ismenius Lacus quadrangle on Mars. It is located at 41.8° north latitude and 351.4° west longitude. The crater measures approximately 74 kilometers in diameter and was named after Boris Semeykin, a Soviet astronomer (1900–1938).[1]

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