Location of Greenwich Island in the South Shetland Islands | |
Geography | |
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Location | Antarctica |
Coordinates | 62°26′55″S59°42′33″W / 62.44861°S 59.70917°W Coordinates: 62°26′55″S59°42′33″W / 62.44861°S 59.70917°W |
Archipelago | South Shetland Islands |
Administration | |
Administered under the Antarctic Treaty System | |
Demographics | |
Population | Uninhabited |
The Ibar Rocks are two rocks located 0.4 kilometres (0.2 nmi) east of Bonert Rock and 1 kilometre (0.6 nmi) southeast of Canto Point, Greenwich Island, in the South Shetland Islands. The names "Islote Ibar" and "Islote Teniente Ibar" appearing on Chilean hydrographic charts in the 1950s refer to the larger and western rock. The recommended name "Ibar Rocks" includes a submerged outlier to the northeast of the larger rock. Teniente (lieutenant) Mario Ibar P. signed the official act of inauguration of the Chilean Captain Arturo Prat Base on Greenwich Island in 1947. [1]
Greenwich Island is an island 24 km (15 mi) long and from 0.80 to 9.66 km wide, lying between Robert Island and Livingston Island in the South Shetland Islands. Surface area 142.7 square kilometres (55.1 sq mi). The name Greenwich Island dates back to at least 1821 and is now established in international usage.
The South Shetland Islands are a group of Antarctic islands with a total area of 3,687 square kilometres (1,424 sq mi). They lie about 120 kilometres (75 mi) north of the Antarctic Peninsula, and between 430 kilometres (270 mi) to 900 kilometres (560 mi) south-west from the nearest point of the South Orkney Islands. By the Antarctic Treaty of 1959, the islands' sovereignty is neither recognized nor disputed by the signatories and they are free for use by any signatory for non-military purposes.
Chile, officially the Republic of Chile, is a South American country occupying a long, narrow strip of land between the Andes to the east and the Pacific Ocean to the west. It borders Peru to the north, Bolivia to the northeast, Argentina to the east, and the Drake Passage in the far south. Chilean territory includes the Pacific islands of Juan Fernández, Salas y Gómez, Desventuradas, and Easter Island in Oceania. Chile also claims about 1,250,000 square kilometres (480,000 sq mi) of Antarctica, although all claims are suspended under the Antarctic Treaty.
The Scientific Committee on Antarctic Research (SCAR) is an interdisciplinary body of the International Council for Science (ICSU).
There are seven sovereign states who currently maintain de jure, largely symbolic territorial claims in Antarctica: Argentina, Australia, Chile, France, New Zealand, Norway and the United Kingdom. These countries have tended to place their Antarctic scientific observation and study facilities within their respective claimed territories; however, a number of such facilities are located nowhere near the sectors claimed by their respective countries of operation, and there are multiple other countries such as Russia and the United States who, despite having no territorial claim of their own anywhere in Antarctica, have constructed large research facilities within the sectors claimed by other countries.
The International Standard Book Number (ISBN) is a numeric commercial book identifier which is intended to be unique. Publishers purchase ISBNs from an affiliate of the International ISBN Agency.
Tower Island is an Antarctic island 9 kilometres (5 nmi) long and 305 m (1,001 ft) high, lying 37 kilometres (20 nmi) north-east of Trinity Island and marking the north-east extent of Palmer Archipelago. The Pearl Rocks lie off its west coast.
Bear Island or Isla Teniente González is a rocky island lying 1.9 kilometres (1 nmi) west of Stonington Island in Marguerite Bay, off the coast of Graham Land. Bear Island was presumably known to the British Graham Land Expedition (BGLE) (1934-1937) and the United States Antarctic Service (USAS) Expedition (1939-1941), both based in the Stonington Island area. Bear Island was surveyed in 1947 by the Falkland Islands Dependencies Survey (FIDS), who named it for the USS Bear, flagship of the United States Antarctic Service (USAS) Expedition which visited this area in 1940.
Sierra Island is a narrow island which is marked by a series of small elevations throughout its length, lying 0.5 miles (0.8 km) northwest of Dee Island and north of Greenwich Island in the South Shetland Islands, Antarctica. Surface area 14 hectares.
The Zed Islands are a small group of islands, the westernmost rising to 290 m (951 ft), lying off the northeast extremity of Livingston Island in the South Shetland Islands, Antarctica comprising four islands: Esperanto Island, Phanagoria Island, Lesidren Island and Koshava Island, and the adjacent Dlagnya and Goritsa Rocks. The group is separated from Williams Point on Varna Peninsula, Livingston Island to the south by the 1.50 km (0.93 mi) wide Iglika Passage.
Express Island is a narrow craggy island, 1.23 kilometres (0.76 mi) long, lying close offshore of northwest Greenwich Island in the South Shetland Islands, Antarctica. It is situated due north of Greaves Peak, forming most of the east side of Razlog Cove. Surface area 29 hectares.
Aim Rocks is a group of rocks lying east of Cape Timblón in the middle of Morton Strait in the South Shetland Islands, Antarctica. The name, given by the United Kingdom Antarctic Place-Names Committee in 1961, is descriptive; these rocks in line are a guide for safe passage through the southern entrance of Morton Strait.
McFarlane Strait is a strait lying between Greenwich Island and Livingston Island, in the South Shetland Islands off Antarctica. It is 24 kilometres (13 nmi) long and 3 kilometres (1.6 nmi) wide. The name appears on an 1822 chart by Captain George Powell, a British sealer, and is now well established in international usage.
Morton Strait is the 9 km (4.9 nmi)-long and 6.2 km (3.3 nmi)-wide strait between Snow Island on the southwest and Rugged Island and Livingston Island on the northeast, in the South Shetland Islands, Antarctica. The Aim Rocks and Long Rock lie in the strait.
Telish Rock is the islet off the south coast of Livingston Island in the South Shetland Islands, Antarctica situated 400 m (437 yd) south of Elephant Point and 3 km (1.86 mi) northwest by west of Enchantress Rocks. Extending 300 by 180 m. The area was visited by early 19th century sealers.
Okol Rocks is a group of rocks in the north of Aitcho Islands group on the west side of English Strait in the South Shetland Islands, Antarctica. The principal feature in the group is Lambert Island (62°22′16″S59°45′49″W).
Emeline Island is a conspicuous rocky island rising to over 100 m (328 ft) in the Aitcho group on the west side of English Strait in the South Shetland Islands, Antarctica. The island extends 550 by 320 m with a surface area of 18 hectares. The area was visited by early 19th century seal hunters.
Table Island is a conspicuous flat-topped, rocky island lying north of Greenwich Island and north-northwest of the Aitcho group on the west side of English Strait in the South Shetland Islands, Antarctica. The island is rising to over 150 metres and extending 1.4 by 1 kilometre, with a surface area of 112 hectares. It is separated from Aitcho Islands to the south-southeast by the 1.9-kilometre (1.2-mile) wide Klimash Passage.
Fuerza Aérea Glacier is a glacier on Greenwich Island in the South Shetland Islands, Antarctica, extending 4.5 kilometres (2.8 mi) in a northeast–southwest direction and 2 kilometres (1.2 mi) in a southeast–northwest direction and draining the northwest slopes of the Breznik Heights to flow northwestwards into Discovery Bay.
Long Rock is a large rock extending 720 m (787 yd) in east-west direction, 180 m (197 yd) wide and rising to 13 m (42.7 ft) in the northeast of Morton Strait in the South Shetland Islands, Antarctica. The area was visited by early 19th century sealers operating on Byers Peninsula.
Figueroa Point is an ice-free point at the northeast extremity of Greenwich Island in the South Shetland Islands, Antarctica forming the southeast side of the entrance to Galápagos Cove. Dovizio Rock is lying 190 m (210 yd) to the northeast, Ibar Rocks are centred 860 m (940 yd) to the southeast, Bonert Rock62°27′01.8″S59°42′58.3″W is 730 m (800 yd) to the south-southeast and Rosales Rocks62°26′57.5″S59°43′16.4″W are 500 m (550 yd) south by east of Figueroa Point. The area was visited by early 19th century sealers.
Bowler Rocks is a group of rocks off the north coast of Greenwich Island in the South Shetland Islands, Antarctica lying southwest of Table Island and northwest of Aitcho Islands, and extending 1 km (0.62 mi) in east-west direction. The area was visited by early 19th-century sealers.
Chaos Reef is the confused area of breakers and shoal water in the north extremity of Aitcho Islands group on the west side of English Strait in the South Shetland Islands, Antarctica. The area was visited by early 19th century sealers operating from nearby Clothier Harbour.
Grace Rock is a rock in Bransfield Strait, Antarctica lying 1.72 kilometres (0.93 nmi) off the southeast coast of Nelson Island in the South Shetland Islands. It was named by the UK Antarctic Place-Names Committee in 1961 after the British sealing vessel Grace from Plymouth, which visited the South Shetland Islands in 1821–22.
Pig Rock is a rock, 65 m high, the largest of a group of rocks lying 1.9 kilometres (1 nmi) east of the east end of Nelson Island, in the South Shetland Islands. This rock, known to sealers in the area as early as 1821, was charted and named by DI personnel on the Discovery II in 1935.
Link Island is a small island at the outer (northern) margin of the Duroch Islands, approximately 6 kilometres (3 nmi) northwest of Halpern Point, Trinity Peninsula, Antarctica. The island was charted by the Chilean Antarctic Expedition, 1947–48, and called "Islote Sub-Teniente Ross" or "Islote Ross." The Advisory Committee on Antarctic Names named it after David A. Link, a field assistant with the University of Wisconsin geological party during reconnaissance of this area, 1960–61, this name avoiding possible confusion with James Ross Island.
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.
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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