35.ARAGO

Western part of Mare Tranquillitatis, interesting Rille system at the edge of the Mare. Pronounced Ridges along the Lamont formation..

ARAGO - Dominique François Arago (1786 - 1853) French astronomer and physicist.

Crater (26km /16Mi ø ) (Dept: 1,800m /5,905ft) (6.2°N, 21.4°E) Submerged in the Mare. The rim has a bulge in the western wall. There is a central ridge that runs towards the northern wall.

ARIADAEUS - Philip III Arrhidaeus (Φίλιππος Γ' ὁ Ἀρριδαῖος) (Died: 317 BC) Macedonian king. Halve brother of Alexander the Great.

Crater (11.2Km/6.9Mi ø ) (Dept: 1,800m /5,905ft) (4.6°N 17.3°E) Forms a double crater with Ariadaeus E.

DIONYSIUS - Dionysius (First century AD) Legendary saint.

Crater (18km /11Mi ø ) (Dept: 2,700m /8,858ft) (2.8°N, 17.3°E) Circular, bright. Ray system.

LAMONT - John Lamont (1805 - 1879) German astronomer. His most important work was on the magnetism of the Earth.

Crater (75km /46Mi ø ) (Dept: flooded) (5.0°N 23.2°E) Flooded, very low rim. Ghost crater. Location of a Mascon.

MACLEAR - Sir Thomas Maclear (1794 - 1879) Irish astronomer. He worked with John Herschel until 1838, and performing a survey of the southern sky.

Crater (20km /12Mi ø ) (Dept: 600m /1,968ft) (10.5°N, 20.1°E) Interior submerged in lava, all that remains of this crater is a narrow rim projecting above the surrounding mare. The rim is irregular but uniform in width and is not eroded.

MANNERS - Russell Henry Manners (1800 - 1870) English admiral and astronomer. Administrator for the Royal Society.

Crater (15km /9Mi ø ) (Dept: 1,700m /5,577ft) (4.56° N, 19.99° E) Circular and bowl-shaped. Raised rim, flat floor.

RITTER - 1. Carl Ritter (1779-1859) German geographer and surveyor. 2. August Ritter (1826 - 1908) German astrophysicist and engineer.

Crater (29Km /18Mi ø ) (Dept:1,300m /4,265ft) (1.8°N, 19.2°E) Forms a pair with Sabine.

ROSS - 1. Sir James C. Ross (1800-1862) English polar explorer, geographer and surveyor. 2. Frank E. Ross (1874 - 1966) American astronomer.

Crater (24Km /15Mi ø) (Dept: 1,800m /4,950ft) (11.7°N, 21.7°E) Circular with a small central hill.

SABINE - Sir Edward Sabine (1788 - 1883) Irish physicist, mathematician, and astronomer.

Crater. (30Km /18Mi ø ) (Dept: 1,300m /4,265ft) (1.4°N, 20.1°E) Formes a pair with Ritter. Circular, small central hill.

SCHMIDT - 1. Johann F. J. Schmidt (1779-1859) German Selenologist. 2. Bernhard Schmidt (1826 - 1908) German astronomer and optical-engineer.  3. Otto Yulyevich Schmidtt  (О́тто Ю́льевич Шмидт) (1826 - 1908) Russian physicist, mathematician and astronomer.

Crater (11Km /7Mi ø ) (Dept: 2,300m /7,546ft) (1.0°N, 18.8°E) Circular, crisp, cup-shaped.

 

Armstrong A 04.6km Dept: 0,760m 01.4° N,    25.0°  W
Aldrin B 03.4km Dept: 0,600m 01.4° N,    22.1°   E
Collins C 02.4km Dept: 0,560m 01.3° N,    23.7°   E

 

 

 

 

 

 

 

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SOSIGENES - Sosigenes (46 BC) Greek astronomer. Consulted by Caesar about the changes to the calendar.

Crater (18Km /11Mi ø ) (Dept: 1,700m /5,577ft) (8.7°N 17.6°E) Circular crater. Small central hill.

MARE TRANQUILLITATIS - Sea of Tranquility Named so by Riccioli.

Mare. (721Km /448Mi ø ) (421,000 km²  /162,549 Mi² ) (8.5°N, 31.4°E) In the western part ridges, and domes.

TRANQUILLITATIS STATIO - Landing site (20:17:40 GMT, July 20, 1969 AD) The first manned landing on the Moon.

Base (45Km /28Mi ø ) (Height: 1,300m /4,265ft) (00°41′15″N, 23°26′00″E ) Tranquillity Base.

 

 

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