|Eponym||Edison Pettit, an American astronomer (1890-1962)|
Pettit Crater is a crater in the Amazonis quadrangle of Mars, located at 12.39° north latitude and 173.87° west longitude. Pettit lies west of the giant volcano Olympus Mons. It is 92.49 km in diameter and was named after Edison Pettit, an American astronomer (1890–1962).
Map of Amazonis. Nicholson crater sits right on equator.
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