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Ripples and Dunes

July 21, 2006
NASA's Mars Global Surveyor shows a small portion of the floor of Kaiser Crater in the Noachis Terra region, Mars. The terrain is covered by large windblown ripples and a few smoother-surfaced sand dunes.

21 July 2006
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows a small portion of the floor of Kaiser Crater in the Noachis Terra region, Mars. The terrain in the upper (northern) half of the image is covered by large windblown ripples and a few smoother-surfaced sand dunes. The dominant winds responsible for these features blew from the west/southwest (left/lower left).

Location near: 47.2°S, 341.3°W
Image width: ~3 km (~1.9 mi)
Illumination from: upper left
Season: Southern Winter

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