Terby (crater)
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| Terby | |
|---|---|
 | |
| Planet | Mars |
| Coordinates | 28°18′S 285°54′W / 28.3°S 285.9°WCoordinates: 28°18′S 285°54′W / 28.3°S 285.9°W |
| Diameter | 174.0 km |
| Eponym | François J. Terby |
Terby is a crater on the northern edge of Hellas Planitia, Mars. The 174 km diameter crater is centered at 28°S, 73°E with an elevation of −5 km. It is named after François J. Terby. It is the site of an ancient lakebed and has clay deposits.[1]
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Map of Iapygia quadrangle with major craters. The crater Terby is of great interest to scientists because it contains many rock layers.
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Layers in Terby crater, as seen by HiRISE. Layers may have formed when the Hellas basin was filled with water.
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Terby Crater layers as seen by HiRISE.
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Mounds in craters like Terby are formed by the erosion of layers that were deposited after the impact.
References
- ↑ Murchie, S. et al. 2009. A synthesis of Martian aqueous mineralogy after 1 Mars year of observations from the Mars Reconnaissance Orbiter. Journal of Geophysical Research: 114.
External links
- Evidence for Lacustrine Deposition at the crater Terby
- HiRISE observation of the crater Terby
- Mars Express views of Terby
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