PIA04136: Mid-latitude Dunes

Mid-latitude Dunes


7 August 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows dark sand dunes on the floor of a southern mid-latitude impact crater. Craters are commonly the site of sand dunes, as sand may become trapped in these topographic depressions. In this case, the winds responsible for the dunes generally blew from the south/southeast (bottom/lower right),

Location near : 51.8°S, 105.5°W
Image width : width: ~3 km (~1.9 mi)
Illumination from : upper left
Season : Southern Spring

Cataloging Keywords:

Name Value Additional Values
Target Mars
System Mars
Target Type Planet
Mission Mars Global Surveyor (MGS)
Instrument Host Mars Global Surveyor (MGS)
Host Type Orbiter
Instrument Mars Orbiter Camera (MOC)
Extra Keywords Crater, Dune, Grayscale
Acquisition Date
Release Date 2005-08-07
Date in Caption 2005-08-07
Image Credit NASA/JPL/Malin Space Science Systems
Source photojournal.jpl.nasa.gov/catalog/PIA04136
Identifier PIA04136