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Wallace (Martian crater)








Wallace (Martian crater)


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Wallace Crater

WallaceMartianCrater.jpg
Planet
Mars
Coordinates
52°54′S 110°36′E / 52.9°S 110.6°E / -52.9; 110.6Coordinates: 52°54′S 110°36′E / 52.9°S 110.6°E / -52.9; 110.6
Diameter
173 km
Eponym
Alfred Russel Wallace

Wallace is an impact crater in the Hellas quadrangle on Mars at 52.9°S and 249.4°W and is 173.0 km in diameter, and is inside Promethei Terra. Its name was approved in 1973 by the International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN), and it was named after Alfred Russel Wallace.[1]




Floor of Wallace Crater, as seen by CTX camera (on Mars Reconnaissance Orbiter).





Dust devil tracks on floor of Wallace Crater, as seen by CTX camera (on Mars Reconnaissance Orbiter). Note this is an enlargement of the previous image of the floor of Wallace Crater.


Nearby prominent craters include Secchi to the southwest and Tikhov nearly to the northwest, Alexey Tolstoy almost to the northeast and Haldane and the smaller Priestley to the east.


The crater overlaps an unnamed crater half a diameter covering from the middle to the west and the north, some peaks domninate south of it south of that is a smaller unnamed crater.



See also[edit]


  • Dust devil tracks

  • Impact crater

  • Impact event

  • List of craters on Mars

  • Ore resources on Mars

  • Planetary nomenclature


References[edit]




  1. ^ "Gazetteer of Planetary Nomenclature | Wallace". usgs.gov. International Astronomical Union. Retrieved 4 March 2015. 













Retrieved from "https://en.wikipedia.org/w/index.php?title=Wallace_(Martian_crater)&oldid=847741926"





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