Ackerman Nunatak
Encyclopedia
Ackerman Nunatak is an isolated nunatak
, 655 metres (2,149 ft) high, standing 6.5 miles (10 km) south-southeast of Butler Rocks
in northern Forrestal Range
, Pensacola Mountains
. Mapped by United States Geological Survey
(USGS) from surveys and U.S. Navy air photos, 1956–66. Named by Advisory Committee on Antarctic Names
(US-ACAN) for Thomas A. Ackerman, aerographer, Ellsworth Station
winter party, 1957.
Nunatak
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. The term is typically used in areas where a permanent ice sheet is present...
, 655 metres (2,149 ft) high, standing 6.5 miles (10 km) south-southeast of Butler Rocks
Butler Rocks
Butler Rocks are two rock nunataks, high, standing southwest of Vanguard Nunatak in the northern Forrestal Range, Pensacola Mountains. They were mapped by the United States Geological Survey from surveys and from U.S. Navy air photos, 1956–66, and named by the Advisory Committee on Antarctic...
in northern Forrestal Range
Forrestal Range
The Forrestal Range is a largely snow-covered mountain range, about 105 km long, standing east of Dufek Massif and the Neptune Range in the Pensacola Mountains of Antarctica. Discovered and photographed on January 13, 1956 on a transcontinental patrol plane flight of U.S...
, Pensacola Mountains
Pensacola Mountains
The Pensacola Mountains are a large group of mountain ranges and peaks in Antarctica, extending 450 km in a NE-SW direction, comprising the Argentina Range, Forrestal Range, Dufek Massif, Cordiner Peaks, Neptune Range, Patuxent Range, Rambo Nunataks and Pecora Escarpment...
. Mapped by United States Geological Survey
United States Geological Survey
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,...
(USGS) from surveys and U.S. Navy air photos, 1956–66. Named by Advisory Committee on Antarctic Names
Advisory Committee on Antarctic Names
The Advisory Committee on Antarctic Names is an advisory committee of the United States Board on Geographic Names responsible for recommending names for features in Antarctica...
(US-ACAN) for Thomas A. Ackerman, aerographer, Ellsworth Station
Ellsworth Station
The Ellsworth Station was an Antarctic base established by the United States during the 1957 International Geophysical Year. The base was soon handed over to Argentina and subsequently abandoned and covered with ice in 1962.-History:...
winter party, 1957.