Porter (Martian crater)

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Porter
Region Aonia Terra
Coordinates 50.8° S, 113.9° W
Diameter 105 km
Eponym Russell W. Porter
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Porter is a large-scale impact crater on the planet Mars, situated in Aonia Terra at 50.8° south and 113.9º west. The impact caused a bowl 105 kilometres (65 miles) across. The name was chosen in 1973 by the International Astronomical Union in honour of the US astronomer and explorer, Russell W. Porter (1871-1949).

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