Greeley (Martian crater)
 Map showing location of Rabe Crater and other nearby craters. Colors indicate elevation. Greeley is on the left of the map | |
| Planet | Mars |
|---|---|
| Region | Noachis quadrangle |
| Coordinates | 36°47′S 3°12′E / 36.79°S 3.2°ECoordinates: 36°47′S 3°12′E / 36.79°S 3.2°E |
| Diameter | 457 km |
| Eponym | Ronald Greeley, American geologist |
Greeley is a huge impact crater in the northwest of Noachis quadrangle of Mars, located at 36.79°S latitude and 3.2°E longitude, the crater's westernmost portion is in Argyre quadrangle, but completely inside Noachis Terra. It is 457 kilometers in diameter and was named after the American geologist Ronald Greeley. The name was approved on April 11, 2015 by the International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN).[1]
With a large diameter, Greeley is the largest crater in the south of Mars. Also it is one of the largest impact basins on Mars.
Nearby prominent craters include Dollfus and Newcomb to the north, Bakhuysen further northeast, the smaller Choyr to the east-northeast, Le Verrier to the east, Kaiser to the southeast, Asimov, Maunder and Roddenberry further south, Lohse to the south-southwest and Hartwig and Vogel further west.
Inside the large crater are smaller craters, the southern rim are bounded by a couple of craters while three crater pairs are to the east. The western rim has the Prime Meridian running through.
See also
References
- ↑ "Gazetteer of Planetary Nomenclature | Greeley". usgs.gov. International Astronomical Union. Retrieved September 8, 2017.