PIA04978: Sediments of Ophir


Sediments of Ophir

Caption:

MGS MOC Release No. MOC2-579, 19 December 2003

This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image, acquired in December 2003, shows light-toned sedimentary rocks (bottom half of image) and dark-toned sand dunes and ripples (top half of image). The light-toned, wind-eroded rocks are formed of ancient sediments; while the dark-toned, wind-blown dunes and ripples are modern sediments. This picture is located in Ophir Chasma near 4.4°S, 71.1°W. The image covers an area 3 km (1.9 mi) wide; sunlight illuminates the scene from the lower left.

Cataloging Keywords:

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 Dune, Grayscale
Acquisition Date
Release Date 2004-01-04
Date in Caption 2003-12-19
Image Credit NASA/JPL/Malin Space Science Systems
Source photojournal.jpl.nasa.gov/catalog/PIA04978
Identifier PIA04978