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Chapman Snowfield

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Chapman Snowfield ( 81°30′S 157°20′E  /  81.500°S 157.333°E  / -81.500; 157.333 ) is a large snowfield lying west of the central ridge in the Churchill Mountains in the Ross Dependency region of Antarctica .

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19-554: Download coordinates as: Chapman Snowfield is bounded to the north by Elder Peak and the massif surmounted by Mount Wharton , to the south by Soza Icefalls , Black Icefalls and the head of Starshot Glacier , and to the west by the Wallabies Nunataks and the All-Blacks Nunataks . The Gamble Glacier flows northwest from Chapman Snowfield between Green Nunatak to the southwest and Keating Massif to

38-486: A traverse totalling 1,570 miles (2,530 km). This first helicopter-supported traverse with electronic-distant-measuring instruments resulted in the establishment of ground control making possible the mapping of a 100,000-square-mile (260,000 km) area of the Transantarctic Mountains . 81°7′S 157°20′E  /  81.117°S 157.333°E  / -81.117; 157.333 . A peak at

57-661: Is fed from this ridge just south of Mount Zinkovich and flows east to join Nursery Glacier . The Jorda Glacier is fed from the ridge between Pyramid Mountain and Mount Coley, and also flows east to join Nursery Glacier. To the west is the Byrd Névé , from which rise the Wallabies Nunataks and the All-Blacks Nunataks . The Sailing Directions for Antarctica describes the ridge as follows: Mount Wharton, about 8,850 feet high, lies westward of Cape Parr , and

76-646: Is the highest of a series of four peaks rising like teeth of a saw. On the southern side of Mount Wharton the coastal range appears broken for about 5 miles, then rises in Pyramid Mountain, a remarkable sharp apex, approximately 9,000 feet high, with uniform sides which rest on a base of irregular country several thousand feet below the summit. } Download coordinates as: Nearby features, from south to north: 81°15′S 159°42′E  /  81.25°S 159.7°E  / -81.25; 159.7 . An ice-covered bluff, 1,040 metres (3,410 ft) high, on

95-775: The United States Board on Geographic Names responsible for recommending commemorative names for features in Antarctica . The committee was established in 1943 as the Special Committee on Antarctic Names (SCAN). It became the Advisory Committee on Antarctic Names in 1947. Fred G. Alberts was Secretary of the Committee from 1949 to 1980. By 1959, a structured nomenclature was reached, allowing for further exploration, structured mapping of

114-636: The Byrd Névé. Named by the NZGSAE (1960-61) for the well known New Zealand rugby team. Mount Wharton Mount Zinkovich ( 81°08′S 158°21′E  /  81.133°S 158.350°E  / -81.133; 158.350 ) is a pointed mountain, 2,280 metres (7,480 ft) high, standing 4 miles (6.4 km) north of Mount Frost at the north side of the head of Silk Glacier in the Churchill Mountains of Antarctica. Mount Zinkovich

133-585: The Churchill Mountains. Discovered by the BrNAE (1901-04) and named for Sir William Wharton , Hydrographer to the Royal Navy, 1884-1904. 81°02′S 158°23′E  /  81.033°S 158.383°E  / -81.033; 158.383 . A large hump-shaped peak, 2,000 metres (6,600 ft) high, being the central of three peaks on a ridge 6 miles (9.7 km) north of Mount Zinkovich, in

152-579: The Churchill Mountains. Named by US-ACAN for Cdr. Vernon J. Coley, commanding officer of USN Squadron VX-6 in Antarctica, 1957-58. 81°14′00″S 158°42′00″E  /  81.2333333°S 158.7°E  / -81.2333333; 158.7 Young Peaks is a group of peaks along a ridge running west–east, starting 5 km east of Mount Coley. The feature is 5 km long with summits rising above 1200 m. Flanked by Lee Glacier at north and Jorda Glacier at south. Named in honor of Pamela Young who

171-484: The Churchill Mountains. Named by US-ACAN for Lt. Col. Wilbert Turk, commander of the 61st Troop Carrier Squadron which initiated the flights of C-130 Hercules aircraft in Antarctica in January 1960. 81°03′00″S 158°34′00″E  /  81.05°S 158.5666667°E  / -81.05; 158.5666667 A peak rising to 1,640 metres (5,380 ft), 4 kilometres (2.5 mi) south east of Turk Peak. Situated on

190-564: The Ninth Troop Carrier Squadron, which furnished C-124 Globemaster airlift support between New Zealand and the Antarctic and from McMurdo Sound inland to Byrd, Eights, and South Pole Stations during USN OpDFrz 1962. 81°03′S 157°49′E  /  81.050°S 157.817°E  / -81.050; 157.817 . A mountain over 2,800 metres (9,200 ft), standing 5.5 miles (8.9 km) west of Turk Peak in

209-603: The north margin of Chapman Snowfield in the Churchill Mountains. The peak rises to 2,360 metres (7,740 ft) 6 nautical miles (11 km) southwest of Mount Wharton . It was named after William C. Elder, a United States Geological Survey topographic engineer with the Topo North – Topo South survey expedition in these mountains, 1961–62. 81°36′S 156°8′E  /  81.600°S 156.133°E  / -81.600; 156.133 . A cone-shaped nunatak with associated rock outcrops, 2,070 metres (6,790 ft) high, in

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228-458: The northeast. The Soza Icefalls and Black Icefalls extend south to near the head of Starshot Glacier . Chapman Snowfield was named after William H. Chapman, topographic engineer, United States Geological Survey , leader of the 1961–62 Topo North – Topo South survey of mountains west of the Ross Sea from Cape Roget , Adare Peninsula , to Otway Massif at the head of Beardmore Glacier ,

247-413: The polar plateau, lying 10 miles (16 km) northeast of All-Blacks Nunataks at the east side of the Byrd Névé. Named by the NZGSAE (1960-61) for the well known Australian rugby team. 81°29′S 155°45′E  /  81.483°S 155.750°E  / -81.483; 155.750 A group of conspicuous nunataks lying midway between Wallabies Nunataks and Wilhoite Nunataks at the southeast margin of

266-474: The region and a unique naming system. A 1990 ACAN gazeeter of Antarctica listed 16,000 names. The United States does not recognise territorial boundaries within Antarctica, so ACAN assigns names to features anywhere within the continent, in consultation with other national nomenclature bodies where appropriate, as defined by the Antarctic Treaty System . The research and staff support for

285-419: The south west side of McLay Glacier. Named in honor of Margaret Bradshaw, geological scientist, University of Canterbury. Margaret is an eminent geologist and in 1979 was the first woman to lead a deep field party in the Antarctic. Margaret is also the only New Zealand woman to be awarded a Polar medal. US-ACAN The Advisory Committee on Antarctic Names ( ACAN or US-ACAN ) is an advisory committee of

304-560: The west part of Chapman Snowfield. The nunatak is 10 nautical miles (18 km) east-northeast of Wilhoite Nunataks . Named by Advisory Committee on Antarctic Names (US-ACAN) after cartographer Jane Rutland Brown, Antarctic map compilation specialist in the United States Geological Survey (USGS) Branch of Special Maps, 1951–71. 81°12′S 156°20′E  /  81.200°S 156.333°E  / -81.200; 156.333 . A large group of nunataks near

323-554: The west side of Nursery Glacier at the junction with Jorda Glacier . The east face of the feature is indented by twin cirques that resemble eyes. Under certain light conditions the appearance of the bluff is reminiscent of ubiquitous Kilroy graffiti of World War II: a caricature of a head peering over a wall and the message "Kilroy was here". 81°15′S 158°13′E  /  81.250°S 158.217°E  / -81.250; 158.217 . A mountain, 2,570 metres (8,430 ft), standing 3 miles (4.8 km) south of Mount Frost, in

342-482: Was named by US-ACAN for Lt. Col. Michael Zinkovich, USAF, commanding officer of the 1710th Aerial Port Squadron, which furnished airlift support between New Zealand and Antarctica, and from McMurdo Sound inland to Byrd, Eights, and South Pole Stations during USN OpDFrz 1962. Mount Zinkovich is on a ridge that extends from Pyramid Mountain to the south, through Mount Coley, Mount Frost, Mount Zinkovich and further north past Mount Wharton and Turk Peak. The Silk Glacier

361-541: Was the first female event member in the New Zealand Antarctic Research Program (NZARP). 81°11′S 158°21′E  /  81.183°S 158.350°E  / -81.183; 158.350 . Mountain, 2,350 metres (7,710 ft) high, in the Churchill Mountains, standing 4 miles (6.4 km) south of Mount Zinkovich, at the south side of the head of Silk Glacier. Named by US-ACAN for Lt. Col. Foy B. Frost, USAF, commanding officer of

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