Roché Glacier
Encyclopedia
Vinson Plateau
Vinson Plateau is the summit plateau of Vinson Massif, Sentinel Range in Ellsworth Mountains, Antarctica. It extends for 9 km between Goodge Col and Hammer Col linking it to the north-central part of Sentinel Range to the north-northwest and to Craddock Massif to the south-southeast respectively,...
in Sentinel Range
Sentinel Range
The Sentinel Range is a major mountain range situated northward of Minnesota Glacier and forming the northern half of the Ellsworth Mountains in Antarctica. The range trends NNW-SSE for about and is 24 to 48 km wide...
, Ellsworth Mountains
Ellsworth Mountains
The Ellsworth Mountains are the highest mountain ranges in Antarctica, forming a long and wide chain of mountains in a north to south configuration on the western margin of the Ronne Ice Shelf. They are bisected by Minnesota Glacier to form the northern Sentinel Range and the southern Heritage...
in Antarctica. Its head is bounded by Mount Vinson to the north, Corbet Peak and Clinch Peak to the east, Wahlstrom Peak to the southeast, and Hollister Peak to the south, with the glacier flowing westwards and descending steeply north of Silverstein Peak
Silverstein Peak
Silverstein Peak is a prominent high peak on the west edge of the ice-covered Vinson Plateau in the Sentinel Range of Ellsworth Mountains, Antarctica....
to join Branscomb Glacier
Branscomb Glacier
The Branscomb Glacier is an Antarctic glacier, 9.5 km long, flowing west from the north-west side of Vinson Massif into Nimitz Glacier, in the Sentinel Range of the Ellsworth Mountains...
.
The glacier is named after the British pioneer of Antarctica Anthony de la Roché
Anthony de la Roché
Anthony de la Roché, born sometime in the 17th century, was an English merchant born in London to a French Huguenot father and an English mother...
who discovered the first land in the Antarctic region
Antarctic
The Antarctic is the region around the Earth's South Pole, opposite the Arctic region around the North Pole. The Antarctic comprises the continent of Antarctica and the ice shelves, waters and island territories in the Southern Ocean situated south of the Antarctic Convergence...
(Roché Island, present South Georgia
South Georgia and the South Sandwich Islands
South Georgia and the South Sandwich Islands is a British overseas territory and overseas territory of the European Union in the southern Atlantic Ocean. It is a remote and inhospitable collection of islands, consisting of South Georgia and a chain of smaller islands, known as the South Sandwich...
) in 1675.
Location
Roché Glacier is centred at 78°32′10"S 85°38′30"W. US mapping in 1961, 1988 and 2007.Maps
- Vinson Massif. Scale 1:250 000 topographic map. Reston, Virginia: US Geological Survey, 1988.
- D. Gildea and C. Rada. Vinson Massif and the Sentinel Range. Scale 1:50 000 topographic map. Omega Foundation, 2007.