Dater Glacier
Encyclopedia
The Dater Glacier is a steep valley glacier in Antarctica, 38 kilometres (23.6 mi) long and from 1.6 km to 4.8 km (1 to 3 mi) wide, flowing NE in a sinuous course from the eastern slopes of Vinson Massif
Vinson Massif
Vinson Massif is the highest mountain of Antarctica, lying in the Sentinel Range of the Ellsworth Mountains, which stand above the Ronne Ice Shelf near the base of the Antarctic Peninsula. The massif is located about from the South Pole and is about long and wide. At the highest point is Mount...

 to Rutford Ice Stream
Rutford Ice Stream
Rutford Ice Stream is a major Antarctic ice stream, about 180 miles long and over 15 miles wide, which drains southeastward between the Sentinel Range, Ellsworth Mountains and Fletcher Ice Rise into the southwest part of Ronne Ice Shelf...

 which borders the eastern flank of 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...

. At the lower end the Dater Glacier coalesces with the terminus
Glacier terminus
A glacier terminus, or snout, is the end of a glacier at any given point in time. Although glaciers seem motionless to the observer, in reality glaciers are in endless motion and the glacier terminus is always either advancing or retreating...

 of the Ellen Glacier
Ellen Glacier
The Ellen Glacier is an Antarctic glacier in central Sentinel Range, Ellsworth Mountains, draining the eastern slopes of Mount Anderson and Long Gables and flowing generally SE for 35 km to Barnes Ridge, where it leaves the range and enters the south flowing Rutford Ice Stream.First mapped by...

, the two emerging from the Sentinel Range as one stream just north of Flowers Hills
Flowers Hills
Flowers Hills is a group of hills, 20 nautical miles long and with peaks of 1,240 and 1,390 m, lying south of the terminus of Dater Glacier and extending along the east edge of the Sentinel Range, Ellsworth Mountains. First mapped by United States Geological Survey from surveys and U.S. Navy air...

.

Discovered by USN
United States Navy
The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 Squadron VX-6
VX-6
Air Development Squadron Six was a United States Navy Air Development Squadron based at McMurdo Station, Antarctica...

 on photographic flights of Dec. 14-15, 1959, and mapped from these photographs 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,...

. Named by US-ACAN
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...

 after Henry M. Dater, historian on the staff of the U.S. Antarctic Projects Officer and the U.S. Naval Support Force Antarctica.

See also

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK