Russell (lunar crater)

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Russell
Russell crater 4174 h3.jpg
Coordinates 26°30′N75°24′W / 26.5°N 75.4°W / 26.5; -75.4 Coordinates: 26°30′N75°24′W / 26.5°N 75.4°W / 26.5; -75.4
Diameter 103 km
Depth None
Colongitude 78° at sunrise
Eponym Henry Norris Russell
John Russell

Russell is the lava-flooded remains of a lunar impact crater. It is located in the western part of the Oceanus Procellarum, close to the western lunar limb. As a result, it appears oblong-shaped due to foreshortening.

Contents

The south-southwestern rim of Russell overlaps the larger rim of the lava-flooded crater Struve, and together the two crater rims form a figure-8 outline with a wide gap where they are joined. To the east of Russell is Briggs, and to the southeast, adjacent to Struve, is the lava-flooded remains of a crater called Eddington.

The rim of Russell is heavily worn and irregular in form, with multiple crater impacts overlying the wall. The largest of these is Briggs A on the eastern rim. To the north of Russell are the flooded remnants of several smaller craters. Russell's lava-flooded floor is flat and level with the surrounding mare. It lacks a central peak.

In the past this crater was sometimes designated as Otto Struve A, or just assumed to be part of the larger Struve. The crater Eddington to the southeast has also been designated as Otto Struve A on old lunar maps.

Satellite craters

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

RussellLatitudeLongitudeDiameter
B26.4° N78.2° W19 km
E28.6° N74.5° W9 km
F28.0° N76.4° W9 km
R28.7° N75.3° W45 km
S29.4° N77.1° W25 km

See also

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Eddington (crater)

Eddington is the lava-flooded remnant of a lunar impact crater, located on the western part of Oceanus Procellarum. The western rim is attached to the wall of the walled plain Struve. To the east-southeast is the smaller but prominent crater Seleucus. South of Eddington is Krafft.

Seleucus (crater)

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Krafft is a prominent lunar impact crater located near the western edge of the Oceanus Procellarum. To the north is the lava-flooded walled plain Eddington. Almost due south is the crater Cardanus, and the two are connected by a 60-kilometer-long chain of craters known as the Catena Krafft.

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Billy (crater)

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Briggs (crater)

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Baldet (lunar crater)

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Loewy (crater)

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Cook (crater)

Cook is a lunar impact crater that lies in the western part of the Mare Fecunditatis, just to the southeast of the prominent crater Colombo. To the southwest is Monge.

Spörer (crater)

Spörer is a lunar impact crater that lies just to the north of the crater Herschel, and southeast of the lava-flooded Flammarion. To the southeast is Gyldén, and to the northeast is Réaumur.

Crozier (crater)

Crozier is a lunar impact crater that is located on the southwest edge of Mare Fecunditatis, a lunar mare in the eastern part of the Moon's near side. It lies to the east-northeast of the prominent crater Colombo, and southeast of the small crater Bellot.

Chevallier (crater)

Chevallier is a lunar impact crater that is located in the northeastern part of the Moon's near side, about a crater diameter east-southeast of the prominent crater Atlas. To the south-southeast of Chevallier is the flooded crater Shuckburgh.

Cichus (crater)

Cichus is a lunar impact crater that lies in the southwestern part of the Moon, at the eastern edge of Palus Epidemiarum. Just to the northeast and nearly contacting the rim is the lava-flooded crater remnant Weiss. The crater is named after Italian astronomer Cecco d'Ascoli.

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