Semeykin (crater)
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 , a Soviet astronomer (1900–1938). To the northeast of Semeykin are the Mamers Valles. Wikilyotmola.jpg, MOLA map showing Semeykin crater and other nearby craters. Colors indicate elevations. Semeykin Crater Drainage.JPG, Semeykin crater drainage, as seen by THEMIS. Wikisemeykin.jpg, Semeykin crater, as seen by CTX camera (on MRO). File:ESP 056308 2220dipping.jpg, Wide view of sets of layers in Semeykin, as seen by HiRISE under HiWish program File:56308 2220dippingsemeykin.jpg, Close view of layers (enlarged from previous image) See also * Impact event * Ismenius Lacus quadrangle * List of craters on Mars * Ore resources on Mars * Planetary nomenclature Planetary nomenclature, like terrestrial nomenclature, is a system of uniquely identifying features on the su ...
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