Grace Rocks

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The Grace Rocks ( 66°25′S100°33′E / 66.417°S 100.550°E / -66.417; 100.550 Coordinates: 66°25′S100°33′E / 66.417°S 100.550°E / -66.417; 100.550 ) are prominent rock outcrops situated at the south side of the mouth of Apfel Glacier at its junction with Scott Glacier, Antarctica. They were mapped from air photos taken by U.S. Navy Operation Highjump, 1946–47, and named by the Advisory Committee on Antarctic Names for Lieutenant Philip J. Grace, U.S. Navy, a pilot with U.S. Navy Operation Windmill, 1947–48, who assisted in operations which resulted in the establishment of astronomical control stations from Wilhelm II Coast to Budd Coast. [1]

Geographic coordinate system Coordinate system

A geographic coordinate system is a coordinate system that enables every location on Earth to be specified by a set of numbers, letters or symbols. The coordinates are often chosen such that one of the numbers represents a vertical position and two or three of the numbers represent a horizontal position; alternatively, a geographic position may be expressed in a combined three-dimensional Cartesian vector. A common choice of coordinates is latitude, longitude and elevation. To specify a location on a plane requires a map projection.

Apfel Glacier glacier in Antarctica

Apfel Glacier is a glacier about 5 nautical miles (10 km) wide and 20 nautical miles (40 km) long, flowing west-northwest along the south flank of the Bunger Hills and terminating in Edisto Ice Tongue. It was mapped from air photos taken by U.S. Navy Operation Highjump, 1946–47, and named by the Advisory Committee on Antarctic Names for Earl T. Apfel, professor of geology at Syracuse University, who served as geologist with the U.S. Navy Operation Windmill parties, 1947–48, which established astronomical control stations along Queen Mary, Knox and Budd Coasts.

Scott Glacier (East Antarctica) glacier in Antarctica

Scott Glacier is a glacier, 7 miles (11.3 km) wide and over 20 miles (32 km) long, flowing north-northwest to the Antarctic coast between Denman Glacier and Mill Island. It was discovered by the Western Base Party of the Australasian Antarctic Expedition (1911-1914) under Mawson and named for Capt. Robert F. Scott.

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Irwin Glacier glacier in Antarctica

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Jaburg Glacier glacier in Antarctica

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Posadowsky Glacier (Antarctica)

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Bulbur Glacier glacier in Antarctica

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Mount Colburn is an Antarctic mountain, 520 metres (1,700 ft) high, rising above the east-central part of Shepard Island, off the coast of Marie Byrd Land. It was mapped from the USS Glacier on February 4, 1962, and named by the Advisory Committee on Antarctic Names for Lieutenant Richard E. Colburn, U.S. Navy, Communications Officer on the Glacier.

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Commandant Charcot Glacier

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Conger Glacier glacier in Antarctica

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Weldon Glacier glacier in Antarctica

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Dalton Glacier glacier in Antarctica

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Janet Rock is a small rock 7.5 nautical miles (14 km) west-northwest of Liotard Glacier, lying immediately seaward of the ice cliffs overlying the coast of Antarctica. It was photographed from the air by U.S. Navy Operation Highjump, 1946–47, was charted by the French Antarctic Expedition, 1952–53, and named by them for Paul Janet, a French spiritualist-philosopher of the 19th century.

DuBeau Glacier glacier in Antarctica

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Elliott Glacier glacier in Antarctica

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Glitrefonna Glacier glacier in Antarctica

Glitrefonna Glacier is a glacier at the north side of Mount Bergersen in the Sør Rondane Mountains of Antarctica. It was mapped by Norwegian cartographers in 1957 from air photos taken by U.S. Navy Operation Highjump, 1946–47, and named Glitrefonna.

Haynes Glacier is a broad glacier flowing to the Walgreen Coast of Marie Byrd Land, Antarctica, to the east of Mount Murphy. It was mapped by the United States Geological Survey from surveys and U.S. Navy air photos, 1959–66, and was named by the Advisory Committee on Antarctic Names after Major John W. Haynes, United States Marine Corps, an aircraft pilot on Operation Deep Freeze 1967 and 1968, who made a photographic flight over this glacier on January 1, 1967.

References

PD-icon.svg This article incorporates  public domain material from the United States Geological Survey document "Grace Rocks" (content from the Geographic Names Information System ).

United States Geological Survey Scientific agency of the United States government

The United States Geological Survey is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, and the natural hazards that threaten it. The organization has four major science disciplines, concerning biology, geography, geology, and hydrology. The USGS is a fact-finding research organization with no regulatory responsibility.

Geographic Names Information System geographical database

The Geographic Names Information System (GNIS) is a database that contains name and locative information about more than two million physical and cultural features located throughout the United States of America and its territories. It is a type of gazetteer. GNIS was developed by the United States Geological Survey in cooperation with the United States Board on Geographic Names (BGN) to promote the standardization of feature names.