Peak rings within large complex craters are common on Mercury. Here, within Mickiewicz, the lunate central peak ring also contains hollows, which are bright shallow depressions etched into older surfaces.
Date acquired: April 18, 2013
Image Mission Elapsed Time (MET): 8569855
Image ID: 3903061
Instrument: Narrow Angle Camera (NAC) of the Mercury Dual Imaging System (MDIS)
Center Latitude: 23.15°
Center Longitude: 256.8° E
Resolution: 34 meters/pixel
Scale: The peak ring is about 18 km in diameter (11 miles).
Incidence Angle: 43.7°
Emission Angle: 20.8°
Phase Angle: 64.6°
Photo credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington
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