Eratosthenes crater age
The Eratosthenian period in the lunar geological timescale is named after this crater, though it does not define the start of this time period. The crater is believed to have been formed about 3.2 billion years ago. At low Sun-angles, this crater is prominent due to the shadow cast by the rim. See more Eratosthenes crater is a relatively deep lunar impact crater that lies on the boundary between the Mare Imbrium and Sinus Aestuum mare regions. It forms the western terminus of the Montes Apenninus mountain range. It … See more • Andersson, L. E.; Whitaker, E. A. (1982). NASA Catalogue of Lunar Nomenclature (PDF). NASA RP-1097. Archived from the original on 2014-10-06.{{cite book}}: CS1 maint: bot: original … See more The crater has a well-defined circular rim, terraced inner wall, central mountain peaks, an irregular floor, and an outer rampart of … See more • Media related to Eratosthenes (crater) at Wikimedia Commons • Eratosthenes at The Moon Wiki • Lunar Orbiter 5 photos of Eratosthenes: frame 133, frame 134, frame 135, frame 136 See more WebThis magnificent crater, set among a splendid mountain backdrop, is often overlooked by virtue of its proximity to the larger crater Copernicus, which is 93 kilometres (58 miles) …
Eratosthenes crater age
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WebOct 6, 2010 · In the 1960's, Eratosthenes crater was identified by Gene Shoemaker and Robert Hackman as a key stratigraphic marker delimiting the longest period (Eratosthenian) of the lunar timescale, thought to … WebMar 6, 2024 · Eratosthenes: Greek Astronomer, Mathematician, and Chief Librarian of the Great Library in Alexandria Andrew Planck Eratosthenes: Greek Astronomer, Mathematician, and Chief …
WebJul 31, 2007 · Eratosthenes was born in 276 B.C. in the city of Cyrene which is in the modern-day country of Libya. He apparently studied for a few years in Athens. He studied and spent most of his adult life in Alexandria, where he died in … WebAug 5, 2010 · In the late 1950s, at the dawn of the Space Age (when Project Mercury was still getting off the ground), the United States Army proposed to establish a large lunar base to use for a variety of science, engineering, and military tasks.
WebConsider two planets that are the same age. Which one will have the thicker lithosphere? ... What shows that the crater Copernicus is younger than Eratosthenes? ... The rays from … http://andrewplanck.com/eratosthenes/
WebEratosthenes crater is a relatively deep lunar impact crater that lies on the boundary between the Mare Imbrium and Sinus Aestuum mare regions. It forms the western …
shreveport la to san marcos txWebThe Eratosthenian periodin the lunar geologic timescaleruns 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 that is not significantly eroded by subsequent impacts, but which also does not possess a ray system. shreveport la to new orleans la flightsWebApr 2, 2024 · Eratosthenes, in full Eratosthenes of Cyrene, (born c. 276 bce, Cyrene, Libya—died c. 194 bce, Alexandria, Egypt), Greek scientific writer, astronomer, and poet, who made the first measurement of the … shreveport la warrant lookupWebOct 20, 2010 · In the 1960's, Eratosthenes crater was identified by Gene Shoemaker and Robert Hackman as a key stratigraphic marker delimiting the longest period (Eratosthenian) of the lunar timescale, thought to … shreveport la to hot springs arThe 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 that is not significantly eroded by subsequent impacts, but which also does not possess a ray system. The massive basaltic volcanism of the Imbrian period tapered off and ceased during this long span of lunar time. The youngest lunar la… shreveport la to memphis tnWebSep 28, 2010 · Later, material believed to be Copernicus ejecta was sampled by Apollo 12 astronauts, and these samples were radiometrically dated to be close to 800 million years old. 800 million years old is … shreveport la to kansas city moWebMar 1, 2024 · OMAT values depend on the geologic setting of the particular region, the size of crater and in addition to that, the age of geologic unit (Lucey et al., (2000); Ajith Kumar & Kumar, 2014;Sun et al ... shreveport la to denver co flights