12th meridian west

The meridian 12° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Greenland, the Atlantic Ocean, Africa, the Southern Ocean, and Antarctica to the South Pole.

12°
12th meridian west

The 12th meridian west forms a great circle with the 168th meridian east.

Part of the border between Western Sahara and Mauritania is defined by the meridian.[1]

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 12th meridian west passes through:

Co-ordinates Country, territory or sea Notes
90°0′N 12°0′W Arctic Ocean
81°37′N 12°0′W  Greenland
81°18′N 12°0′W Atlantic Ocean
28°7′N 12°0′W  Morocco
27°40′N 12°0′W Western Sahara Claimed by  Morocco and the Sahrawi Arab Democratic Republic
26°0′N 12°0′W Western Sahara /  Mauritania border
23°27′N 12°0′W  Mauritania
14°46′N 12°0′W  Mali
14°12′N 12°0′W  Senegal For about 13km
14°4′N 12°0′W  Mali For about 11km
13°58′N 12°0′W  Senegal
13°46′N 12°0′W  Mali
13°34′N 12°0′W  Senegal
12°24′N 12°0′W  Guinea
9°54′N 12°0′W  Sierra Leone
7°12′N 12°0′W Atlantic Ocean Passing just east of the island of Tristan da Cunha,  Saint Helena, Ascension and Tristan da Cunha (at 37°7′S 12°13′W)
60°0′S 12°0′W Southern Ocean
71°18′S 12°0′W Antarctica Queen Maud Land, claimed by  Norway
gollark: Possibly. This display is nice too though.
gollark: ```json{"currentcount":4,"hasStorm":false,"players":[{"world":"world","armor":20,"name":"Woofer21","x":2659.699999988079,"y":72.17675927506424,"health":20.0,"z":2177.875173242223,"sort":0,"type":"player","account":"Woofer21"},{"world":"world","armor":3,"name":"gollark","x":2633.0830748047074,"y":105.0,"health":6.0,"z":2208.0944249299696,"sort":0,"type":"player","account":"gollark"},{"world":"world","armor":12,"name":"nagoL2015","x":99.30000001192093,"y":99.0,"health":20.0,"z":-54.35762190347633,"sort":0,"type":"player","account":"nagoL2015"},{"world":"world","armor":17,"name":"Boyofrodney30","x":2662.8980013672212,"y":75.0,"health":20.0,"z":2190.911616003427,"sort":0,"type":"player","account":"Boyofrodney30"}],"isThundering":false,"confighash":-1178628900,"servertime":12330,"updates":[],"timestamp":1540734579912}```
gollark: Um, plus the weather...
gollark: Plus their health and armor.
gollark: I found a way to programatically obtain players' precise locations.

References
  1. Brownlie, Ian (1979). African Boundaries: A Legal and Diplomatic Encyclopedia. Institute for International Affairs, Hurst and Co. pp. 437–44.

See also
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