15th meridian west

15°

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15th meridian west

The meridian 15° west of Greenwich is a line of longitude ^[1] that extends from the North Pole across the Arctic Ocean, Greenland, Iceland, the Atlantic Ocean, Africa, the Southern Ocean, and Antarctica to the South Pole.

The 15th meridian west forms a great circle with the 165th meridian east.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 15th meridian west passes through:

Co-ordinates	Country, territory or sea	Notes
90°0′N15°0′W / 90.000°N 15.000°W / 90.000; -15.000 (Arctic Ocean)	Arctic Ocean
81°55′N15°0′W / 81.917°N 15.000°W / 81.917; -15.000 (Greenland)	Greenland	Flade Isblink
80°44′N15°0′W / 80.733°N 15.000°W / 80.733; -15.000 (Atlantic Ocean)	Atlantic Ocean	Greenland Sea
66°21′N15°0′W / 66.350°N 15.000°W / 66.350; -15.000 (Iceland)	Iceland
64°14′N15°0′W / 64.233°N 15.000°W / 64.233; -15.000 (Atlantic Ocean)	Atlantic Ocean
24°35′N15°0′W / 24.583°N 15.000°W / 24.583; -15.000 (Western Sahara)	Western Sahara	Claimed by   Morocco
21°20′N15°0′W / 21.333°N 15.000°W / 21.333; -15.000 (Mauritania)	Mauritania
16°41′N15°0′W / 16.683°N 15.000°W / 16.683; -15.000 (Senegal)	Senegal
13°48′N15°0′W / 13.800°N 15.000°W / 13.800; -15.000 (Gambia)	Gambia
13°29′N15°0′W / 13.483°N 15.000°W / 13.483; -15.000 (Senegal)	Senegal
12°41′N15°0′W / 12.683°N 15.000°W / 12.683; -15.000 (Guinea-Bissau)	Guinea-Bissau
10°57′N15°0′W / 10.950°N 15.000°W / 10.950; -15.000 (Guinea)	Guinea	Katchek Island
10°46′N15°0′W / 10.767°N 15.000°W / 10.767; -15.000 (Atlantic Ocean)	Atlantic Ocean
60°0′S15°0′W / 60.000°S 15.000°W / -60.000; -15.000 (Southern Ocean)	Southern Ocean
72°4′S15°0′W / 72.067°S 15.000°W / -72.067; -15.000 (Antarctica)	Antarctica	Queen Maud Land, claimed by   Norway

See also

• 14th meridian west
• 16th meridian west

References

1. "What is longitude?". oceanservice.noaa.gov. Retrieved 30 June 2025.