Thursday, May 9, 2013

Caral Vallis


This image shows the third of five broad channels on Mercury for which names were recently approved (see Caral Vallis). The valleys are named according to the theme of "abandoned cities (and towns and settlements) of antiquity" that was developed especially for these landforms.

The vallis shown in this figure is named for Caral-Supe, a large settlement in the Barranca province of Peru that has been dated as one of the most ancient cities of the Americas, being inhabited from ca. 2627-1977 BCE. At its peak, Caral supported a population in excess of 3,000. This image is a portion of the MDIS global mosaic basemap that was acquired during MESSENGER's first year in orbit.

Date Created: March 26, 2013
Instrument: Wide Angle Camera (WAC) of the Mercury Dual Imaging System (MDIS)
Feature Latitude Range: 61.8° N to 63.3° N
Feature Longitude Range: 128.3° E to 130.6° E
Feature Diameter: 64 km
Projection: Azimuthal equidistant

Image credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington

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