The bright, rayed crater in this image is one of the most prominent on Mercury. Named Snorri, after an Icelandic writer and poet, the crater was discovered in images returned by the Mariner 10 spacecraft. A color view of Snorri and surroundings was presented in a previous Gallery image (PIA14233).
Date acquired: October 14, 2011
Image Mission Elapsed Time (MET): 227045180
Image ID: 882221
Instrument: Narrow Angle Camera (NAC) of the Mercury Dual Imaging System (MDIS)
Center Latitude: -9.42°
Center Longitude: 277.1° E
Resolution: 195 meters/pixel
Scale: Snorri is about 21 km (13 mi.) in diameter.
Incidence Angle: 22.4°
Emission Angle: 51.0°
Phase Angle: 73.4°
Photo credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington
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