Reinhold is a prominent lunar

impact crater An impact crater is a depression (geology), depression in the surface of a solid astronomical body formed by the hypervelocity impact event, impact of a smaller object. In contrast to volcanic craters, which result from explosion or internal c ...

that lies to the south-southwest of the crater

Copernicus Nicolaus Copernicus (19 February 1473 – 24 May 1543) was a Renaissance polymath who formulated a mathematical model, model of Celestial spheres#Renaissance, the universe that placed heliocentrism, the Sun rather than Earth at its cen ...

, on the Mare Insularum. It was named after 16th century German astronomer and mathematician Erasmus Reinhold. To the southwest is the slightly smaller crater Lansberg. The interior walls are

terrace Terrace may refer to: Landforms and construction * Fluvial terrace, a natural, flat surface that borders and lies above the floodplain of a stream or river * Terrace, a street suffix * Terrace, the portion of a lot between the public sidewalk a ...

d and the irregular outer ramparts are visible against the flat surface of the

mare A mare is an adult female horse or other equidae, equine. In most cases, a mare is a female horse over the age of three, and a filly is a female horse three and younger. In Thoroughbred horse racing, a mare is defined as a female horse more th ...

. The interior floor is relatively featureless, with only a few low rises. Just to the northeast is a low, flooded crater designated Reinhold B. Reinhold is a crater of

Eratosthenian The Eratosthenian period in the lunar geologic timescale runs from 3,200 million years ago to 1,100 million years ago. It is named after the crater Eratosthenes, which displays characteristics typical of craters of this age, including a surface ...

age.The geologic history of the Moon

USGS The United States Geological Survey (USGS), founded as the Geological Survey, is an government agency, agency of the United States Department of the Interior, U.S. Department of the Interior whose work spans the disciplines of biology, geograp ...

Professional Paper 1348. By Don E. Wilhelms, John F. McCauley, and Newell J. Trask. U.S. Government Printing Office, Washington: 1987. Table 12.2.

Satellite craters

By convention these features are identified on current lunar maps by placing the letter on the side of the crater midpoint that is closest to Reinhold.

References

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External links

* * {{cite web , last = Wood , first = Chuck , date = November 19, 2007 , url = http://www.lpod.org/?m=20071119 , title = The Case of the Missing Peak , publisher = Lunar Photo of the Day , access-date = 2007-11-19 , url-status=dead, archive-url=https://web.archive.org/web/20071121054318/http://www.lpod.org/?m=20071119, archive-date=November 21, 2007 Impact craters on the Moon

Satellite craters

References

External links

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