Stadius (crater)

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Stadius is a 64 km large, but highly eroded lunar crater on the western edge of the sinus Aestuum, near the center of the visible moon half. The exact circular crater wall was flooded at the Mare formation of imbrischen period of basaltic lava, so that only a patchy ring of some 100 meters above sea level stands ( "ghost craters ").

• Selenografische coordinates 10.5 North, 13.7 ° West
• Named after the Belgian mathematician and astronomer Johannes Stadius ( 1527-1579 ).

In the immediate neighborhood is located north of the large crater Eratosthenes and west of the young mountain ring Copernicus, has some form of a chain strung secondary crater caused Stadius north of the impactor.