Janus Island is a rock

Rock (geology)

In geology, rock or stone is a naturally occurring solid aggregate of minerals and/or mineraloids.The Earth's outer solid layer, the lithosphere, is made of rock. In general rocks are of three types, namely, igneous, sedimentary, and metamorphic...

y island

Island

An island or isle is any piece of sub-continental land that is surrounded by water. Very small islands such as emergent land features on atolls can be called islets, cays or keys. An island in a river or lake may be called an eyot , or holm...

 0.2 mile (0.321868 km) long, lying 0.5 mile (0.80467 km) south of Litchfield Island

Litchfield Island

Litchfield Island is a rocky island long and rising to , lying in Arthur Harbour, south of Norsel Point, off the southwest coast of Anvers Island in the Palmer Archipelago, Antarctica. Litchfield Island is located at ....

, off the southwest coast of Anvers Island

Anvers Island

Anvers Island or Antwerp Island or Antwerpen Island or Isla Amberes is a high, mountainous island long, which is the largest feature in the Palmer Archipelago, lying southwest of Brabant Island at the southwestern end of the group. Anvers Island is located at...

 in the Palmer Archipelago

Palmer Archipelago

Palmer Archipelago, also known as Antarctic Archipelago, Archipiélago Palmer, Antarktiske Arkipel or Palmer Inseln, is a group of islands off the northwestern coast of the Antarctic Peninsula....

. Janus Island is located at 64°47′S 64°06′W. Janus Island is the southernmost of the islands on the west side of the entrance to Arthur Harbor

Arthur Harbor

Arthur Harbour is a small harbour entered between Bonaparte Point and Norsel Point on the southwest coast of Anvers Island in the Palmer Archipelago. The harbour is located at ....

. Janus Island was named by the United Kingdom Antarctic Place-names Committee (UK-APC) following survey by the Falkland Islands Dependencies Survey (FIDS) in 1955. The name Janus Island, for the ancient Latin deity Janus

Janus (mythology)

In ancient Roman religion and mythology, Janus is the god of beginnings and transitions, thence also of gates, doors, doorways, endings and time. He is usually a two-faced god since he looks to the future and the past...

 who was guardian of gates, arose because of the position of the island at the entrance to Arthur Harbor

Arthur Harbor

Arthur Harbour is a small harbour entered between Bonaparte Point and Norsel Point on the southwest coast of Anvers Island in the Palmer Archipelago. The harbour is located at ....

.

See also

• Composite Antarctic Gazetteer
• List of Antarctic and sub-Antarctic islands
• List of Antarctic islands south of 60° S
• SCAR
  Scientific Committee on Antarctic Research
  The Scientific Committee on Antarctic Research is an interdisciplinary body of the International Council for Science . It was established in February 1958 to continue the international coordination of Antarctic scientific activities that had begun during the International Geophysical Year of 1957-58...
  
  
• Territorial claims in Antarctica