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
Name | Value | Additional Values |
---|---|---|
Target | Mars | |
System | ||
Target Type | Planet | |
Mission | Mars Global Surveyor (MGS) | |
Instrument Host | Mars Global Surveyor | |
Host Type | Orbiter | |
Instrument | Mars Orbiter Camera (MOC) | |
Detector | ||
Extra Keywords | Crater, Dune, Grayscale, Impact | |
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 |