Whistler Nunatak

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Whistler Nunatak ( 74°50′S71°41′W / 74.833°S 71.683°W / -74.833; -71.683 Coordinates: 74°50′S71°41′W / 74.833°S 71.683°W / -74.833; -71.683 ) is a nunatak lying west of Mount Mende in the Sky-Hi Nunataks, Palmer Land. Named in 1987 by Advisory Committee on Antarctic Names (US-ACAN) in reference to the whistler effect caused by amplitude change of radio signals in the upper atmosphere and in association with names of upper atmosphere researchers grouped in the area.

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.

Nunatak Exposed, often rocky element of a ridge, mountain, or peak not covered with ice or snow within an ice field or glacier

A nunatak is an exposed, often rocky element of a ridge, mountain, or peak not covered with ice or snow within an ice field or glacier. They are also called glacial islands. Examples are natural pyramidal peaks. When rounded by glacial action, smaller rock promontories may be referred to as rognons.

Mount Mende is a nunatak 0.5 nautical miles (0.9 km) southwest of Mount Lanzerotti, rising to about 1,500 metres (5,000 ft) in the Sky-Hi Nunataks of Ellsworth Land, Antarctica. It was named by the Advisory Committee on Antarctic Names in 1987 after Stephen B. Mende of the Lockheed Research Laboratory, Palo Alto, California, a Principal Investigator in upper atmosphere research, including auroral studies, carried out at Siple Station and South Pole Station from 1973 onwards.

PD-icon.svg This article incorporates  public domain material from the United States Geological Survey document "Whistler Nunatak" (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.

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Palmer Land geographic region

Palmer Land is the portion of the Antarctic Peninsula, Antarctica that lies south of a line joining Cape Jeremy and Cape Agassiz. This application of Palmer Land is consistent with the 1964 agreement between US-ACAN and UK-APC, in which the name Antarctic Peninsula was approved for the major peninsula of Antarctica, and the names Graham Land and Palmer Land for the northern and southern portions, respectively. The line dividing them is roughly 69 degrees south.

Usarp Mountains

The Usarp Mountains is a major Antarctic mountain range, lying westward of the Rennick Glacier and trending N-S for about 190 kilometres (118 mi). The feature is bounded to the north by Pryor Glacier and the Wilson Hills. Its important constituent parts include Welcome Mountain, Mount Van der Hoeven, Mount Weihaupt, Mount Stuart, Mount Lorius, Smith Bench, Mount Roberts, Pomerantz Tableland, Daniels Range, Emlen Peaks, Helliwell Hills and Morozumi Range.

Isakson Nunatak is a nunatak rising to about 1,300 metres (4,300 ft), 1.5 miles (2.4 km) southeast of Christoph Nunatak in the Lyon Nunataks of Palmer Land, Antarctica. It was mapped by the United States Geological Survey from surveys and U.S. Navy aerial photographs, 1961–68, and Landsat imagery, 1973–74. The nunatak was named by the Advisory Committee on Antarctic Names in 1987 after Steven W. Isakson of Stanford University, an upper atmospheric physicist at Siple Station, winter party 1975.

Bering Nunatak is a nunatak lying east-southeast of Mount Carrara in the Sky-Hi Nunataks. It was named by the Advisory Committee on Antarctic Names after Edgar A. Bering, a physicist at the University of Houston, who carried out upper atmosphere research at Siple Station in 1980–81.

Olstad Glacier glacier in Antarctica

Olstad Glacier is a heavily crevassed glacier descending to the west coast of Peter I Island about 2 nautical miles (3.7 km) south of Tofte Glacier. Peter I Island was circumnavigated by the Norwegian whale catcher Odd I in January 1927 and was explored from the Norvegia in February 1929.

Webber Nunatak is a nunatak (495 m) standing 6 nautical miles (11 km) west of Mount Manthe in the Hudson Mountains. It was mapped using air photos taken by U.S. Navy Operation Highjump, which took place during 1946 and 1947, and named in 1967 by the Advisory Committee on Antarctic Names (US-ACAN) for George E. Webber, an electrical engineer at Byrd Station.

Doppler Nunatak is a nunatak lying southwest of Mount Mende in the Sky-Hi Nunataks. It was named by the Advisory Committee on Antarctic Names in 1987 after Christian Doppler, an Austrian scientist who discovered the Doppler effect in physics.

The Du Toit Nunataks are a group of nunataks between Cornwall Glacier and Glen Glacier, marking the western end of the Read Mountains, Shackleton Range. They were photographed from the air by the U.S. Navy, 1967, and surveyed by the British Antarctic Survey, 1968–71. In association with the names of geologists grouped in this area, they were named by the UK Antarctic Place-Names Committee after Alexander Logie du Toit, a South African geologist.

Erehwon Nunatak is a small nunatak, 6 metres (20 ft) high and 15 metres (50 ft) long, at an elevation of 1,050 metres (3,440 ft), located 16 nautical miles (30 km) northwest of Henkle Peak in Ellsworth Land, Antarctica. It was discovered in January 1985 by chance in a snowstorm and fog by the joint United States Geological Survey – British Antarctic Survey geological party led by Peter D. Rowley. The name is "nowhere" spelled backwards and was suggested by Rowley because the field party was uncertain of its location during the foul weather.

Half Century Nunatak is a prominent nunatak, displaying a high east-facing rock escarpment, located 4 nautical miles (7 km) north of Dismal Buttress at the west side of upper Shackleton Glacier, Antarctica. It was named by the Southern Party of the New Zealand Geological Survey Antarctic Expedition (1961–62) which, near this nunatak, celebrated the 50th anniversary of Amundsen reaching the South Pole.

Lokey Peak is a small, sharp peak, or nunatak, standing at the southeastern extremity of the Guthridge Nunataks, in the Gutenko Mountains of central Palmer Land, Antarctica. It was mapped by the United States Geological Survey in 1974, and was named by the Advisory Committee on Antarctic Names for William M. Lokey, Station Manager at Palmer Station, 1975. He had previously wintered at McMurdo Station in 1970 and 1974.

Marshall Nunatak is a somewhat isolated rock nunatak, 23 nautical miles (43 km) east-southeast of the FitzGerald Bluffs in Ellsworth Land, Antarctica. It lies 9 nautical miles (17 km) east of Schwartz Peak and is the easternmost member in the chain of small summits located southeast of the bluffs. The nunatak was mapped by the United States Geological Survey (USGS) from surveys and U.S. Navy air photos, 1961–66, and was named by the Advisory Committee on Antarctic Names for William F. Marshall, a USGS Topographic Engineer in Antarctica, 1967–68.

Holtet Nunatak is a nunatak rising to about 1,300 metres (4,300 ft), 2 nautical miles (4 km) northeast of Grossenbacher Nunatak in the Lyon Nunataks of Palmer Land, Antarctica. It was mapped by the United States Geological Survey from aerial photographs taken by the U.S. Navy, 1965–68, and from Landsat imagery taken 1973–74. It was named in 1987 by the Advisory Committee on Antarctic Names after Jan A. Holtet of the Norwegian Institute of Cosmic Physics, an upper atmospheric physicist at Siple Station, 1970–71.

Kamenev Nunatak is a ridge-like nunatak located inland from Odom Inlet and 7 nautical miles (13 km) west of Mount Whiting in Palmer Land, Antarctica. It was mapped by the United States Geological Survey (USGS) in 1974, and was named by the Advisory Committee on Antarctic Names for Yevgeniy N. Kamenev, a Soviet geologist who was an Exchange Scientist to the U.S. McMurdo Station in 1972. He participated as a member of the USGS geological and mapping party to the Lassiter Coast in 1972–73.

Lyon Nunataks

The Lyon Nunataks are a group of nunataks lying west of the Grossman Nunataks and 30 nautical miles (56 km) northwest of the Behrendt Mountains, in Palmer Land, Antarctica. They include Grossenbacher Nunatak, Holtet Nunatak, Christoph Nunatak and Isakson Nunatak. The group was mapped by the United States Geological Survey from surveys and U.S. Navy air photos, 1961–67, and was named by the Advisory Committee on Antarctic Names after Owen R. Lyon, hospital corpsman, U.S. Navy, chief petty officer in charge of Eights Station in 1965.

La Grange Nunataks is a scattered group of nunataks extending west for 22 nautical miles (41 km) from the mouth of Gordon Glacier, on the north side of the Shackleton Range, Antarctica. They were first mapped in 1957 by the Commonwealth Trans-Antarctic Expedition (CTAE), and were photographed in 1967 by U.S. Navy aircraft. They were named by the UK Antarctic Place-Names Committee for Johannes J. La Grange, a South African meteorologist with the CTAE.

Mount Lanzerotti is the northernmost of the Sky-Hi Nunataks, rising to about 1,550 metres (5,100 ft) in Palmer Land, Antarctica. It was named by the Advisory Committee on Antarctic Names in 1987 after Louis J. Lanzerotti, of Bell Laboratories, Murray Hill, New Jersey, principal investigator for upper atmosphere research at Siple Station and South Pole Station for many years from 1970. Lanzerotti was a member of the Polar Research Board at the National Academy of Sciences, 1982–90, and was Chairman of the Committee on Antarctic Policy and Science, 1992–93.

Wechiau District Capital

Wechiau is a small town and is the capital of Wa West district, a district in the Upper West Region of north Ghana. Wechiau has a stretch of the Black Volta and this is the home to some Hippopotamus.