51st parallel south

51°

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51st parallel south

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The 51st parallel south is a circle of latitude that is 51 degrees south of the Earth's equatorial plane. It crosses the Atlantic Ocean, the Indian Ocean, the Pacific Ocean and South America.

At this latitude the sun is visible for 16 hours, 33 minutes during the December solstice and 7 hours, 55 minutes during the June solstice.^[1]

Around the world

Starting at the Prime Meridian and heading eastwards, the parallel 51° south passes through:

Co-ordinates	Country, territory or ocean	Notes
51°0′S 0°0′E / 51.000°S 0.000°E / -51.000; 0.000 (Prime Meridian)	Atlantic Ocean
51°0′S 20°0′E / 51.000°S 20.000°E / -51.000; 20.000 (Indian Ocean)	Indian Ocean
51°0′S 147°0′E / 51.000°S 147.000°E / -51.000; 147.000 (Pacific Ocean)	Pacific Ocean	Passing just south of Adams Island, Auckland Islands, New Zealand
51°0′S 75°5′W / 51.000°S 75.083°W / -51.000; -75.083 (Chile)	Chile	Patagonic Archipelago and mainland, Magallanes Region
51°0′S 72°15′W / 51.000°S 72.250°W / -51.000; -72.250 (Argentina)	Argentina	Santa Cruz Province
51°0′S 69°9′W / 51.000°S 69.150°W / -51.000; -69.150 (Atlantic Ocean)	Atlantic Ocean	Passing just north of the Jason Islands, Falkland Islands (UK Territory claimed by Argentina)