Sisson Rock
Location of Livingston Island in the South Shetland Islands | |
| Geography | |
|---|---|
| Location | Antarctica |
| Coordinates | 62°33′57″S 61°08′52″W / 62.56583°S 61.14778°W |
| Archipelago | South Shetland Islands |
| Area | 0.08 ha (0.20 acres) |
| Length | 65 m (213 ft) |
| Width | 37 m (121 ft) |
| Administration | |
| Administered under the Antarctic Treaty | |
| Demographics | |
| Population | uninhabited |
Sisson Rock (Bulgarian: скала Сисън, romanized: skala Sisson, IPA: [skɐˈla ˈsisən]) is the rock off the north coast of Livingston Island in the South Shetland Islands, Antarctica 65 m (213 ft) long in west-east direction and 37 m (121 ft) wide, and split in three. Its surface area is 0.08 ha (0.20 acres). The vicinity was visited by early 19th century sealers.
The feature is named after Jonathan Sisson (1690–1747), a British instrument maker who invented the modern theodolite for surveying; in association with other names in the area deriving from the early development or use of geodetic instruments and methods.