This page presents the geographical name data for Tonkin 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): Tonkin Island
Feature Class (see definition): Island
Country Code (see definition): AQ (Antarctica)
Feature ID (see definition): 15388
Primary Latitude in degrees, minutes, and seconds (see definition):
67° 49' 00" S
Primary Longitude in degrees, minutes, and seconds (see definition):
065° 03' 00" W
Primary Latitude in decimal degrees (see definition): -67.8166667
Primary Longitude in decimal degrees (see definition): -65.05
Elevation (see definition): No data
Decision Year (see definition): 01/01/1952
Description (see definition): Narrow, ice-capped island 3.5 mi long in a N-S direction, marked by ice-free peaks at each end, lying 11 mi SE of Choyce Point, Bowman Coast, in Larsen Ice Shelf. The island was discovered and photographed from the air by the U.S. Antarctic Service (USAS) in 1940. It was charted by the Falklands Islands Dependencies Survey (FIDS) in 1947 and named after John E. Tonkin, Falklands Islands Dependencies Survey (FIDS) general assistant at Stonington Island, 1945-47; named Lewis Island by Ronne Antarctic Research Expedition (RARE) following additional aerial photography, 1947. The names Isla Mateo de Toro Zambrano and Isla Riquelme, referring to the N and S parts of this feature shown as two islands, appear on a Chilean hydrographic chart, 1947.
Date Created (see definition): No data
Date Edited (see definition): No data