Mount Shinn is a mountain

Mountain

Image:Himalaya_annotated.jpg|thumb|right|The Himalayan mountain range with Mount Everestrect 58 14 160 49 Chomo Lonzorect 200 28 335 52 Makalurect 378 24 566 45 Mount Everestrect 188 581 920 656 Tibetan Plateaurect 250 406 340 427 Rong River...

 4660m in altitude, standing 4 miles (6 km) southeast of Mount Tyree

Mount Tyree

Mount Tyree is the second highest mountain of Antarctica located 13 kilometres northwest of Vinson Massif , the highest peak on the continent....

 in the 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...

. Discovered on IGY reconnaissance flights in January 1958, and 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 Lieutenant Commander Conrad S. (Gus) Shinn, U.S. Navy, pilot on some of these flights. Shinn was pilot of the Navy R4D aircraft carrying Admiral Dufek which, on October 31, 1956, made the first plane landing at the geographic South Pole

South Pole

The South Pole, also known as the Geographic South Pole or Terrestrial South Pole, is one of the two points where the Earth's axis of rotation intersects its surface. It is the southernmost point on the surface of the Earth and lies on the opposite side of the Earth from the North Pole...

. It had been thought to be over 4800m high, but was re-measured in 2001 by Damien Gildea

Damien Gildea

Damien Gildea is an Australian mountaineer and Antarctic explorer who climbed extensively in Antarctica, Nepal, Tibet, Pakistan, Bolivia, Alaska, New Zealand and elsewhere...

and Rodrigo Fica of the Omega Foundation, using a Trimble 5700 GPS receiver and the Australian government's AUSPOS processing system.