|Eponym||Ernst Hartwig, a German astronomer (1851-1923)|
Hartwig is an impact 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).
Hartwig is located southwest of Vogel crater.
Topographic map of Hartwig
Topographic map showing location of Hartwig crater and other nearby craters
West side of Hartwig crater, as seen by CTX camera (on Mars Reconnaissance Orbiter).
Tongue-shaped glaciers from previous image of Hartwig Crater, as seen by CTX camera. Arrows indicate the glaciers.
Middle section of Hartwig crater, as seen by CTX camera
The crater floor, as seen by HiRISE. The scale bar is 500 meters long.