NASA Mars Odyssey THEMIS Image: Charlier Crater Dunes
Image Context: Context image credit: NASA/Mars Orbiter Laser Altimeter (MOLA) Team [ Find on map: Javascript version ] [ Find on map: CGI version ] A crater named after a Swedish astronomer hosts a dune field that is brightened by a layer of frost. Although the crater is located at high southern latitudes, it is probably too late in the spring season for the dunes to retain the CO2 frost that forms during the southern winter; water ice is a better candidate for the dune frost. [Source: ASU THEMIS Science Team] Note: this THEMIS visual image has not been radiometrically nor geometrically calibrated for this preliminary release. An empirical correction has been performed to remove instrumental effects. A linear shift has been applied in the cross-track and down-track direction to approximate spacecraft and planetary motion. Fully calibrated and geometrically projected images will be released through the Planetary Data System in accordance with Project policies at a later time.
Image Credit: NASA/JPL/Arizona State University | ||||||||||||||||||||
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