Ritchie Rock ( bg, скала Ричи, skala Ritchie, ) is the conspicuous rock off the southwest coast of Snow Island in the

South Shetland Islands The South Shetland Islands are a group of Antarctic islands with a total area of . They lie about north of the Antarctic Peninsula, and between southwest of the nearest point of the South Orkney Islands. By the Antarctic Treaty of 195 ...

Antarctica Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean, it contains the geographic South Pole. Antarctica is the fifth-largest co ...

extending 80 m in south–north direction and 73 m in west–east direction, with a surface area of 0.17 ha. The vicinity was visited by early 19th century sealers.L. Ivanov
General Geography and History of Livingston Island.
In: ''Bulgarian Antarctic Research: A Synthesis''. Eds. C. Pimpirev and N. Chipev. Sofia: St. Kliment Ohridski University Press, 2015. pp. 17–28 The feature is named after

Edward Samuel Ritchie Edward Samuel Ritchie (1814–1895), an American inventor and physicist, is considered to be the most innovative instrument maker in nineteenth-century America, making important contributions to both science and navigation. Early life and career R ...

(1814–1895), an American inventor and physicist who created a waterborne version of the

theodolite A theodolite () is a precision optical instrument for measuring angles between designated visible points in the horizontal and vertical planes. The traditional use has been for land surveying, but it is also used extensively for building and ...

used in harbour surveys; in association with other names in the area deriving from the early development or use of geodetic instruments and methods.

Location

Ritchie Rock is located at ,Bulgarian Antarctic Gazetteer.
Antarctic Place-names Commission which is 2.6 km east-northeast of

Tooth Rock Cape Conway is the rounded low and ice-free tipped cape forming the south extremity of Snow Island in the South Shetland Islands, Antarctica. It is a south entrance point for Boyd Strait. ''Tooth Rock'' () rising to and lying to the south is ...

, 2.84 km east-southeast of

Cape Conway Cape Conway is the rounded low and ice-free tipped cape forming the south extremity of Snow Island in the South Shetland Islands, Antarctica. It is a south entrance point for Boyd Strait. ''Tooth Rock'' () rising to and lying to the south is ...

and 1.82 km south-southeast of

Pazardzhik Point Pazardzhik Point ( bg, нос Пазарджик, ‘Nos Pazardzhik’ \'nos 'pa-zar-dzhik\) is a point on the southeast coast of Snow Island in the South Shetland Islands, Antarctica situated 2.1 km east-northeast of Cape Conway and 9.9&nb ...

. Bulgarian mapping in 2009.

Maps

South Shetland Islands.
Scale 1:200000 topographic map. DOS 610 Sheet W 62 60. Tolworth, UK, 1968 * L. Ivanov. Antarctica: Livingston Island and Greenwich, Robert, Snow and Smith Islands. Scale 1:120000 topographic map. Troyan: Manfred Wörner Foundation, 2010. (First edition 2009. )
Antarctic Digital Database (ADD).
Scale 1:250000 topographic map of Antarctica. Scientific Committee on Antarctic Research (SCAR). Since 1993, regularly upgraded and updated

Notes

References

Bulgarian Antarctic Gazetteer.
Antarctic Place-names Commission. (details in Bulgarian
basic data
in English)

External links

Ritchie Rock.
Adjusted Copernix satellite image Snow Island (South Shetland Islands) Rock formations of the South Shetland Islands Bulgaria and the Antarctic {{SnowIsland-geo-stub

Location

See also

Maps

Notes

References

External links