15th meridian west
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15°
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′N 15°0′W / 90.000°N 15.000°W Arctic Ocean 81°55′N 15°0′W / 81.917°N 15.000°W 
Greenland
Flade Isblink 80°44′N 15°0′W / 80.733°N 15.000°W Atlantic Ocean Greenland Sea 66°21′N 15°0′W / 66.350°N 15.000°W 
Iceland
64°14′N 15°0′W / 64.233°N 15.000°W Atlantic Ocean 24°35′N 15°0′W / 24.583°N 15.000°W Western Sahara Claimed by 
Morocco
21°20′N 15°0′W / 21.333°N 15.000°W 
Mauritania
16°41′N 15°0′W / 16.683°N 15.000°W 
Senegal
13°48′N 15°0′W / 13.800°N 15.000°W 
Gambia
13°29′N 15°0′W / 13.483°N 15.000°W Senegal
12°41′N 15°0′W / 12.683°N 15.000°W 
Guinea-Bissau
10°57′N 15°0′W / 10.950°N 15.000°W 
Guinea
Katchek Island 10°46′N 15°0′W / 10.767°N 15.000°W Atlantic Ocean 60°0′S 15°0′W / 60.000°S 15.000°W Southern Ocean 72°4′S 15°0′W / 72.067°S 15.000°W Antarctica Queen Maud Land, claimed by 
Norway
See also
References
- ^ "What is longitude?". oceanservice.noaa.gov. Retrieved 30 June 2025.
