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Archipelago

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    Robertson Islands

    Part of South Orkney Islands

    The Robertson Islands or Robertsons Islands are a group of islands extending 6 km southward of the south-eastern extremity of Coronation Island in the South Orkney Islands of Antarctica.

    Overview

    The Robertson Islands or Robertsons Islands are a group of islands extending 6 km southward of the south-eastern extremity of Coronation Island in the South Orkney Islands of Antarctica. They were discovered and roughly charted by Captains George Powell and Nathaniel Palmer in December 1821 and named by James Weddell in 1823.

    From Wikipedia, CC BY-SA 4.0

    Census, cataloged

    • Major islands3
    • Minor islands4
    • Islets4
    • Rocks & skerries1

    Major islands

    3

    • Matthews Island

      Area
      2.8 km²
      High point
      305 m

      Matthews Island is the largest of the Robertson Islands in the South Orkney Islands off Antarctica. It lies immediately south-east of Coronation Island, from which it is separated by a narrow channel known as the Divide.

    • Skilling Island

      Area
      0.73 km²
      High point
      78 m

      Skilling Island is a small island immediately north of Atriceps Island, in the Robertson Islands group of the South Orkney Islands of Antarctica. Although roughly charted at a much earlier date, the island was first surveyed in 1933 by DI personnel.

    • Robertson Islands

      Area
      0.56 km²
      High point
      166 m

      The Robertson Islands or Robertsons Islands are a group of islands extending 6 km southward of the south-eastern extremity of Coronation Island in the South Orkney Islands of Antarctica.

    Minor islands

    4

    • Steepholm

      Area
      0.24 km²
      High point
      76 m

    • Unnamed island

      Area
      0.18 km²
      High point
      103 m

    • Unnamed island

      Area
      0.15 km²
      High point
      31 m

    • Atriceps Island

      Area
      —

      size unknown

    Islets

    4
    • Coffer Island8 m · 0.05 km²
    • Unnamed island0.5 ha
    • Unnamed island0.3 ha
    • Unnamed island0.2 ha

    Rocks & skerries

    1
    • Unnamed island<0.1 ha

    Figures

    Comparative heights

    Sea level100 m200 m300 m400 m305 mMatthews166 mRobertson Islands78 mSkilling76 mSteepholm8 mCoffer
    High points by island, metres above sea level.

    Islands by area

    0.00010.0010.010.1110Matthews: 2.8 km²MatthewsSkilling: 0.73 km²SkillingRobertson Islands: 0.56 km²Robertson IslandsSteepholm: 0.24 km²SteepholmUnnamed island: 0.18 km²Unnamed islandUnnamed island: 0.15 km²Unnamed islandCoffer: 0.05 km²CofferUnnamed island: 0.5 haUnnamed islandUnnamed island: 0.3 haUnnamed islandUnnamed island: 0.2 haUnnamed islandUnnamed island: <0.1 haUnnamed island
    km², log scale. 1 without a known area.
    Matthews Island2.8 km²
    Skilling Island0.73 km²
    Robertson Islands0.56 km²
    Steepholm0.24 km²
    Unnamed island0.18 km²
    Unnamed island0.15 km²
    Coffer Island0.05 km²
    Unnamed island0.5 ha
    Unnamed island0.3 ha
    Unnamed island0.2 ha
    Unnamed island<0.1 ha

    Sources

    Facts

    • Geometry, areas and high points: OpenStreetMap contributors (ODbL), Copernicus GLO-30, via Talus.
    • Wikidata
    • Wikipedia