Couperin crater on Mercury.  Mosaic of MESSENGER Narrow Angle Camera images.  Approximate north is up.<br><p>Stats for the left image are below:<br>
Emission Angle: 3.4<br>
Incidence Angle: 70.7<br>
Latitude: 29.6<br>
Longitude: 207.8<br></p>
Phase Angle: 74.1
James Stuby based on NASA images
2011-04-27
<a rel="nofollow" class="external text" href="https://pilot.wr.usgs.gov/">PILOT</a>, Planetary Image Locator Tool, USGS Astrogeology Science Center