Atanasoff Nunatak is a nunatak

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...

, a sharp peak rising to 523 m in the east extremity of Bowles Ridge

Bowles Ridge

Bowles Ridge is the central ridge of eastern Livingston Island. The ridge extends 6.5 km in the east-west direction and is 1.5 km wide. The summit of the ridge is Mount Bowles which rises to 822m and is located 9.77 km northwest of Great Needle Peak, 6.08 km north by west of...

, Livingston Island, Antarctica. The peak sumounts Huron Glacier

Huron Glacier

Huron Glacier is a 7.7 km long and 3.5 km wide glacial flow on Livingston Island in the South Shetland Islands, Antarctica. The glacier is bounded by Bowles Ridge to the north, Wörner Gap to the west and Tangra Mountains to the south, receiving ice influx from several tributary glaciers...

 to the south and east, and Struma Glacier

Struma Glacier

Struma Glacier is a glacier in eastern Livingston Island in the South Shetland Islands, Antarctica draining the area between Bowles Ridge and Melnik Ridge. The glacier is 4.8 km long and 1.5 km wide, flowing eastwards into Moon Bay south of Sindel Point and north of Elemag Point...

 to the north. The peak is “named in honour of the Bulgarian American

Bulgarian Americans

Bulgarian Americans are citizens of the United States with Bulgarian heritage. For the 2000 US Census, 55,489 Americans indicated Bulgarian as their first ancestry, while 92,841 persons declared to have Bulgarian ancestry...

 John Atanasoff (1903-1995) who constructed the first electronic digital computer

Computer

A computer is a programmable machine designed to sequentially and automatically carry out a sequence of arithmetic or logical operations. The particular sequence of operations can be changed readily, allowing the computer to solve more than one kind of problem...

”.

Location

The peak is located at 62°36′54"S 60°06′57"W which is next east of Pirdop Gate

Pirdop Gate

Pirdop Gate is a 300-m wide pass between Maritsa Peak and Atanasoff Nunatak in eastern Bowles Ridge, Livingston Island in the South Shetland Islands, Antarctica. It has an elevation of 376 m at its northern entrance from Struma Glacier, and 261 m at the southern entrance from Huron Glacier...

, 3.32 km northeast of Kuzman Knoll

Kuzman Knoll

Kuzman Knoll is a solitary ice-covered knoll rising to 620 m in eastern Livingston Island in the South Shetland Islands, Antarctica. The knoll forms a conspicuous landmark in Wörner Gap area, overlooking Huron Glacier and upper Perunika Glacier...

, 1.18 km east-northeast of Maritsa Peak

Maritsa Peak

Maritsa Peak rises to 560 m in eastern Bowles Ridge on Livingston Island in the South Shetland Islands, Antarctica. It has precipitous rocky south slopes, and is situated on the west side of Pirdop Gate, surmounting Huron Glacier to the south and Struma Glacier to the north...

, 4.44 km east of Mount Bowles

Mount Bowles

Mount Bowles is an ice-covered mountain of elevation 822 m, the summit of Bowles Ridge in eastern Livingston Island, South Shetland Islands. Situated 3 mi north of Mount Friesland to which it is linked by Wörner Gap. Coordinates and elevation given according to 2003 Australian GPS survey...

, 2.41 km southeast of Melnik Peak

Melnik Peak

Melnik Peak is the 696 m summit of Melnik Ridge in eastern Livingston Island, South Shetland Islands in Antarctica. Surmounting Kaliakra Glacier to the north and west, and Struma Glacier to the southeast...

, 1.68 km south of Sliven Peak

Sliven Peak

Sliven Peak rises to 530 m in the east extremity of Melnik Ridge, Livingston Island in the South Shetland Islands, Antarctica...

, 6.86 km north-northwest of Great Needle Peak

Great Needle Peak

Great Needle Peak is the summit of the central Levski Ridge in Tangra Mountains on Livingston Island, Antarctica. Rising to ca. 1690 m, it is the second highest peak of Tangra Mountains after Mount Friesland...

 (Falsa Aguja Peak) and 5.37 km north of Levski Peak (Antarctica). British mapping in 1968, and Bulgarian mapping in 2005 and 2009 from the Tangra 2004/05

Tangra 2004/05

The Tangra 2004/05 Expedition was commissioned by the Antarctic Place-names Commission at the Ministry of Foreign Affairs of Bulgaria, managed by the Manfred Wörner Foundation, and supported by the Bulgarian Antarctic Institute, the Institute of Mathematics and Informatics at the Bulgarian Academy...

 survey.

See also

• Tangra 2004/05
  Tangra 2004/05
  The Tangra 2004/05 Expedition was commissioned by the Antarctic Place-names Commission at the Ministry of Foreign Affairs of Bulgaria, managed by the Manfred Wörner Foundation, and supported by the Bulgarian Antarctic Institute, the Institute of Mathematics and Informatics at the Bulgarian Academy...
  
  
• Bowles Ridge
  Bowles Ridge
  Bowles Ridge is the central ridge of eastern Livingston Island. The ridge extends 6.5 km in the east-west direction and is 1.5 km wide. The summit of the ridge is Mount Bowles which rises to 822m and is located 9.77 km northwest of Great Needle Peak, 6.08 km north by west of...
  
  
• Livingston Island
  Livingston Island (South Shetland Islands)
  Livingston Island is an Antarctic island in the South Shetland Islands, Western Antarctica lying between Greenwich Island and Snow Islands...
  
  

Maps

• L.L. Ivanov et al. Antarctica: Livingston Island and Greenwich Island, South Shetland Islands. Scale 1:100000 topographic map. Sofia: Antarctic Place-names Commission of Bulgaria, 2005.
• L.L. Ivanov. Antarctica: Livingston Island and Greenwich, Robert, Snow and Smith Islands. Scale 1:120000 topographic map. Troyan: Manfred Wörner Foundation, 2009. ISBN 978-954-92032-6-4

Reference

• Composite Gazetteer of Antarctica.