This page presents the geographical name data for Lyddan Island in Antarctica, as supplied by the US military intelligence in electronic format, including the geographic coordinates and place name in various forms, latin, roman and native characters, and its location in its respective country's administrative division.
Feature Name (see definition): Lyddan Island
Feature Class (see definition): Island
Country Code (see definition): AQ (Antarctica)
Feature ID (see definition): 9159
Primary Latitude in degrees, minutes, and seconds (see definition):
74° 25' 00" S
Primary Longitude in degrees, minutes, and seconds (see definition):
020° 45' 00" W
Primary Latitude in decimal degrees (see definition): -74.4166667
Primary Longitude in decimal degrees (see definition): -20.75
Elevation (see definition): No data
Decision Year (see definition): 01/01/1970
Description (see definition): An ice-covered island at the SW extremity of Riiser-Larsen Ice Shelf, about 20 mi off Princess Martha Coast. The island is about 45 mi long and has three narrow arms in the form of a trefoil. It was discovered and plotted by W.R. MacDonald on Nov. 5, 1967, in the course of a U.S. Navy (USN) Squadron VXE-6 reconnaissance flight over the coast in LC-130 aircraft. Named by Advisory Committee on Antarctic Names (US-ACAN) for Robert H. Lyddan, Chief Topographic Engineer of the U.S. Geological Survey (USGS), who has been active in the planning and supervision of Antarctic mapping operations since the 1950s.
Date Created (see definition): No data
Date Edited (see definition): No data