THEMIS: Galle Crater – false color

Dune streams in Galle Crater (THEMIS_IOTD_20160122)THEMIS Image of the Day, January 22, 2016. Today’s false color image shows part of the floor of Galle Crater. Dark dunes are visible in the center of the image. The dark blue color typically indicates basaltic sand. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. These false color images may reveal subtle variations of the surface not easily identified in a single band image.

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