Hartwig (Martian crater)
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Map of Argyre quadrangle with major features labeled. Galle crater looks like a smile.
|Eponym||Ernst Hartwig, a German astronomer (1851-1923)|
Hartwig Crater is a crater in the Argyre quadrangle of Mars, located at 39° south latitude and 16° west longitude. It is 105 km in diameter and was named after Ernst Hartwig, a German astronomer (1851–1923).
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