8th meridian west

8°

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8th meridian west

The meridian 8° west of Greenwich is a line of longitude ^[1] that extends from the North Pole across the Arctic Ocean, the Atlantic Ocean, Europe, Africa, the Southern Ocean, and Antarctica to the South Pole.

The 8th meridian west forms a great circle with the 172nd meridian east.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 8th meridian west passes through:

Co-ordinates	Country, territory or sea	Notes
90°0′N8°0′W / 90.000°N 8.000°W / 90.000; -8.000 (Arctic Ocean)	Arctic Ocean
82°5′N8°0′W / 82.083°N 8.000°W / 82.083; -8.000 (Atlantic Ocean)	Atlantic Ocean
71°9′N8°0′W / 71.150°N 8.000°W / 71.150; -8.000 (Norway)	Norway	Island of Jan Mayen
71°1′N8°0′W / 71.017°N 8.000°W / 71.017; -8.000 (Atlantic Ocean)	Atlantic Ocean	Passing just west of the island of Mykines,   Faroe Islands (at 62°6′N7°40′W / 62.100°N 7.667°W / 62.100; -7.667 (Mykines) ) Passing just west of the Monach Islands, Scotland,   United Kingdom (at 57°31′N7°40′W / 57.517°N 7.667°W / 57.517; -7.667 (Monach Islands) ) Passing just west of the island of Mingulay, Scotland,   United Kingdom (at 56°48′N7°40′W / 56.800°N 7.667°W / 56.800; -7.667 (Mingulay) )
55°13′N8°0′W / 55.217°N 8.000°W / 55.217; -8.000 (Ireland)	Ireland
54°32′N8°0′W / 54.533°N 8.000°W / 54.533; -8.000 (United Kingdom)	United Kingdom	Northern Ireland
54°21′N8°0′W / 54.350°N 8.000°W / 54.350; -8.000 (Ireland)	Ireland	Passing just west of Athlone (at 53°25′N7°56′W / 53.417°N 7.933°W / 53.417; -7.933 (Athlone) )
51°51′N8°0′W / 51.850°N 8.000°W / 51.850; -8.000 (Atlantic Ocean)	Atlantic Ocean
43°42′N8°0′W / 43.700°N 8.000°W / 43.700; -8.000 (Spain)	Spain	Cedeira (province of A Coruña)
41°50′N8°0′W / 41.833°N 8.000°W / 41.833; -8.000 (Portugal)	Portugal	Montalegre (Vila Real District)
37°0′N8°0′W / 37.000°N 8.000°W / 37.000; -8.000 (Atlantic Ocean)	Atlantic Ocean
33°28′N8°0′W / 33.467°N 8.000°W / 33.467; -8.000 (Morocco)	Morocco	Passing through Marrakesh (at 31°38′N8°0′W / 31.633°N 8.000°W / 31.633; -8.000 (Marrakesh) )
29°7′N8°0′W / 29.117°N 8.000°W / 29.117; -8.000 (Algeria)	Algeria
26°55′N8°0′W / 26.917°N 8.000°W / 26.917; -8.000 (Mauritania)	Mauritania
15°30′N8°0′W / 15.500°N 8.000°W / 15.500; -8.000 (Mali)	Mali	Passing through Bamako (at 12°38′N8°0′W / 12.633°N 8.000°W / 12.633; -8.000 (Bamako) )
10°20′N8°0′W / 10.333°N 8.000°W / 10.333; -8.000 (Guinea)	Guinea
10°8′N8°0′W / 10.133°N 8.000°W / 10.133; -8.000 (Côte d'Ivoire)	Ivory Coast
9°24′N8°0′W / 9.400°N 8.000°W / 9.400; -8.000 (Guinea)	Guinea
8°29′N8°0′W / 8.483°N 8.000°W / 8.483; -8.000 (Côte d'Ivoire)	Ivory Coast
8°12′N8°0′W / 8.200°N 8.000°W / 8.200; -8.000 (Guinea)	Guinea	For about 3 km
8°10′N8°0′W / 8.167°N 8.000°W / 8.167; -8.000 (Côte d'Ivoire)	Ivory Coast	For about 9 km
8°5′N8°0′W / 8.083°N 8.000°W / 8.083; -8.000 (Guinea)	Guinea	For about 6 km
8°2′N8°0′W / 8.033°N 8.000°W / 8.033; -8.000 (Côte d'Ivoire)	Ivory Coast
6°19′N8°0′W / 6.317°N 8.000°W / 6.317; -8.000 (Liberia)	Liberia
4°31′N8°0′W / 4.517°N 8.000°W / 4.517; -8.000 (Atlantic Ocean)	Atlantic Ocean
60°0′S8°0′W / 60.000°S 8.000°W / -60.000; -8.000 (Southern Ocean)	Southern Ocean
70°40′S8°0′W / 70.667°S 8.000°W / -70.667; -8.000 (Antarctica)	Antarctica	Queen Maud Land, claimed by   Norway

Ordnance Survey Ireland

The Irish grid reference system uses the point 53°30′N8°0′W / 53.500°N 8.000°W / 53.500; -8.000 as its true origin. ^[2]

See also

• 7th meridian west
• 9th meridian west

References

1. "What is longitude?". oceanservice.noaa.gov. Retrieved 30 June 2025.
2. Leahy, Derek (26 September 2008). "Irish Grid Reference System". Ordnance Survey Ireland : 185 years of innovation in mapping. Dublin: Ordnance Survey Ireland. Archived from the original on 11 September 2009. Retrieved 14 August 2009.