Proctor (Martian crater)
Proctor is a large crater in the Noachis quadrangle of Mars. It measures 168.2 kilometres (104.5 miles) in diameter and was named after Richard A. Proctor, a British astronomer (1837–1888).[1]
Viking Orbiter 1 mosaic | |
| Planet | Mars |
|---|---|
| Region | Noachis Terra |
| Coordinates | 48°S 330.5°W |
| Quadrangle | Noachis |
| Eponym | Richard A. Proctor |
Dune fields
The crater contains a 35 x 65 km dark dune field.[2][3] It was one of the first sand dune fields ever recognized on Mars based on Mariner 9 images.[4] The crater's dunes are being monitored by HiRISE to identify changes over time.[5]
See also
- List of craters on Mars: O-Z
References
- "Gazetteer of Planetary Nomenclature | Proctor". usgs.gov. International Astronomical Union. Retrieved 4 March 2015.
- Fenton, L. K. (2005). "Seasonal Movement of Material on Dunes in Proctor Crater, Mars: Possible Present-Day Sand Saltation" (PDF). Lunar and Planetary Science XXXVI (2005).
- Mary Chapman, ed. (2007). The Geology of Mars: Evidence from Earth-Based Analogs. Cambridge University Press. p. 250. ISBN 978-0-521-83292-2.
- "Dune Activity in Proctor Crater". Mars Global Surveyor - Mars Orbiter Camera - MGS MOC Release No. MOC2-170. Malin Space Science Systems. 10 August 1999.
- Bridges, Nathan (9 March 2009). "Sand Dunes and Ripples in Proctor Crater". HiRISE Operations Center.
External links
- Media related to Proctor (Martian crater) at Wikimedia Commons
- Nemiroff, Robert; Bonnell, Jerry (February 26, 2002). "Sand Dunes on Mars". Astronomy Photo of the Day (APOD).
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