Copernicus. The terraced walls are elevated 900 m above the terrain, the depth of the crater is 3760 m, and the diameter is 93 km.
Philips ToUcam Pro PCVC740K 10" LX200 at f/50. 123 frames from 675 AVI frames hand-picked, then aligned and stacked in RegiStax. 320 x 240 resolution, 10 fps, 1/25 second.
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