51st meridian west

51°
51st meridian west

The meridian 51° west of Greenwich is a line of longitude[1] that extends from the North Pole across the Arctic Ocean, Greenland, the Atlantic Ocean, South America, the Southern Ocean, and Antarctica to the South Pole.

The 51st meridian west forms a great circle with the 129th meridian east.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 51st meridian west passes through:

Co-ordinates Country, territory or sea Notes
90°0′N 51°0′W / 90.000°N 51.000°W / 90.000; -51.000 (Arctic Ocean) Arctic Ocean
83°39′N 51°0′W / 83.650°N 51.000°W / 83.650; -51.000 (Lincoln Sea) Lincoln Sea
82°31′N 51°0′W / 82.517°N 51.000°W / 82.517; -51.000 (Greenland)  Greenland Wulff Land
82°24′N 51°0′W / 82.400°N 51.000°W / 82.400; -51.000 (Sherard Osborn Fjord) Sherard Osborn Fjord
81°57′N 51°0′W / 81.950°N 51.000°W / 81.950; -51.000 (Greenland)  Greenland Passing through several fjords, the Nuussuaq Peninsula and Alluttoq Island
69°32′N 51°0′W / 69.533°N 51.000°W / 69.533; -51.000 (Disko Bay) Disko Bay
69°20′N 51°0′W / 69.333°N 51.000°W / 69.333; -51.000 (Greenland)  Greenland Passing through several fjords
63°8′N 51°0′W / 63.133°N 51.000°W / 63.133; -51.000 (Atlantic Ocean) Atlantic Ocean
3°6′N 51°0′W / 3.100°N 51.000°W / 3.100; -51.000 (Brazil)  Brazil Amapá
Pará — from 0°0′N 51°0′W / 0.000°N 51.000°W / 0.000; -51.000 (Pará), passing through several islands in the mouth of the Amazon River
Mato Grosso — from 9°48′S 51°0′W / 9.800°S 51.000°W / -9.800; -51.000 (Mato Grosso)
Goiás — from 14°37′S 51°0′W / 14.617°S 51.000°W / -14.617; -51.000 (Goiás)
Mato Grosso do Sul — from 19°24′S 51°0′W / 19.400°S 51.000°W / -19.400; -51.000 (Mato Grosso do Sul)
Minas Gerais — from 19°38′S 51°0′W / 19.633°S 51.000°W / -19.633; -51.000 (Minas Gerais)
São Paulo — from 20°5′S 51°0′W / 20.083°S 51.000°W / -20.083; -51.000 (São Paulo)
Paraná — from 22°47′S 51°0′W / 22.783°S 51.000°W / -22.783; -51.000 (Paraná)
Santa Catarina — from 26°14′S 51°0′W / 26.233°S 51.000°W / -26.233; -51.000 (Santa Catarina)
Rio Grande do Sul — from 27°58′S 51°0′W / 27.967°S 51.000°W / -27.967; -51.000 (Rio Grande do Sul), passing through Lagoa dos Patos
31°20′S 51°0′W / 31.333°S 51.000°W / -31.333; -51.000 (Atlantic Ocean) Atlantic Ocean
60°0′S 51°0′W / 60.000°S 51.000°W / -60.000; -51.000 (Southern Ocean) Southern Ocean
77°1′S 51°0′W / 77.017°S 51.000°W / -77.017; -51.000 (Antarctica) Antarctica Claimed by both  Argentina (Argentine Antarctica) and  United Kingdom (British Antarctic Territory)

See also

References

  1. ^ "What is longitude?". oceanservice.noaa.gov. Retrieved 1 July 2025.