78th meridian west

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Line across the Earth
78°
78th meridian west

The meridian 78° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, North America, the Atlantic Ocean, the Caribbean Sea, Panama, South America, the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole.

The 78th meridian west forms a great circle with the 102nd meridian east.

From Pole to Pole[edit]

Starting at the North Pole and heading south to the South Pole, the 78th meridian west passes through:

Co-ordinates Country, territory or sea Notes
90°0′N 78°0′W / 90.000°N 78.000°W / 90.000; -78.000 (Arctic Ocean) Arctic Ocean
82°54′N 78°0′W / 82.900°N 78.000°W / 82.900; -78.000 (Canada)  Canada NunavutEllesmere Island
77°28′N 78°0′W / 77.467°N 78.000°W / 77.467; -78.000 (Baffin Bay) Baffin Bay
76°59′N 78°0′W / 76.983°N 78.000°W / 76.983; -78.000 (Canada)  Canada NunavutEllesmere Island
76°37′N 78°0′W / 76.617°N 78.000°W / 76.617; -78.000 (Baffin Bay) Baffin Bay
73°38′N 78°0′W / 73.633°N 78.000°W / 73.633; -78.000 (Canada)  Canada NunavutBylot Island
72°53′N 78°0′W / 72.883°N 78.000°W / 72.883; -78.000 (Eclipse Sound) Eclipse Sound
72°41′N 78°0′W / 72.683°N 78.000°W / 72.683; -78.000 (Canada)  Canada NunavutBaffin Island
70°14′N 78°0′W / 70.233°N 78.000°W / 70.233; -78.000 (Foxe Basin) Foxe Basin
69°43′N 78°0′W / 69.717°N 78.000°W / 69.717; -78.000 (Canada)  Canada NunavutKoch Island
69°37′N 78°0′W / 69.617°N 78.000°W / 69.617; -78.000 (Foxe Basin) Foxe Basin
65°0′N 78°0′W / 65.000°N 78.000°W / 65.000; -78.000 (Canada)  Canada NunavutFoxe Peninsula, Baffin Island
64°25′N 78°0′W / 64.417°N 78.000°W / 64.417; -78.000 (Foxe Channel) Foxe Channel
64°0′N 78°0′W / 64.000°N 78.000°W / 64.000; -78.000 (Canada)  Canada Nunavut — unnamed island just west of Mill Island
63°57′N 78°0′W / 63.950°N 78.000°W / 63.950; -78.000 (Foxe Channel) Foxe Channel
63°28′N 78°0′W / 63.467°N 78.000°W / 63.467; -78.000 (Canada)  Canada NunavutNottingham Island
63°7′N 78°0′W / 63.117°N 78.000°W / 63.117; -78.000 (Foxe Channel) Foxe Channel
62°35′N 78°0′W / 62.583°N 78.000°W / 62.583; -78.000 (Canada)  Canada NunavutDigges Islands
62°33′N 78°0′W / 62.550°N 78.000°W / 62.550; -78.000 (Hudson Bay) Hudson Bay
62°23′N 78°0′W / 62.383°N 78.000°W / 62.383; -78.000 (Canada)  Canada QuebecUngava Peninsula
61°42′N 78°0′W / 61.700°N 78.000°W / 61.700; -78.000 (Hudson Bay) Hudson Bay
60°59′N 78°0′W / 60.983°N 78.000°W / 60.983; -78.000 (Canada)  Canada QuebecUngava Peninsula
60°46′N 78°0′W / 60.767°N 78.000°W / 60.767; -78.000 (Hudson Bay) Hudson Bay
59°16′N 78°0′W / 59.267°N 78.000°W / 59.267; -78.000 (Canada)  Canada QuebecUngava Peninsula
Nunavut — from 58°21′N 78°0′W / 58.350°N 78.000°W / 58.350; -78.000 (Nunavut), Frazier Island
58°20′N 78°0′W / 58.333°N 78.000°W / 58.333; -78.000 (Hudson Bay) Hudson Bay Passing through the Salikuit Islands (at 56°18′N 78°0′W / 56.300°N 78.000°W / 56.300; -78.000 (Salikuit Islands))
55°11′N 78°0′W / 55.183°N 78.000°W / 55.183; -78.000 (Canada)  Canada Quebec
Ontario — from 46°14′N 78°0′W / 46.233°N 78.000°W / 46.233; -78.000 (Ontario)
43°58′N 78°0′W / 43.967°N 78.000°W / 43.967; -78.000 (Lake Ontario) Lake Ontario
43°22′N 78°0′W / 43.367°N 78.000°W / 43.367; -78.000 (United States)  United States New York
Pennsylvania — from 42°0′N 78°0′W / 42.000°N 78.000°W / 42.000; -78.000 (Pennsylvania)
Maryland — from 39°43′N 78°0′W / 39.717°N 78.000°W / 39.717; -78.000 (Maryland)
West Virginia — from 39°36′N 78°0′W / 39.600°N 78.000°W / 39.600; -78.000 (West Virginia)
Virginia — from 39°14′N 78°0′W / 39.233°N 78.000°W / 39.233; -78.000 (Virginia)
North Carolina — from 36°33′N 78°0′W / 36.550°N 78.000°W / 36.550; -78.000 (North Carolina) (passing just west of Wilmington at 34°14'N)
33°51′N 78°0′W / 33.850°N 78.000°W / 33.850; -78.000 (Atlantic Ocean) Atlantic Ocean
26°43′N 78°0′W / 26.717°N 78.000°W / 26.717; -78.000 (Bahamas)  Bahamas Island of Grand Bahama
26°39′N 78°0′W / 26.650°N 78.000°W / 26.650; -78.000 (Atlantic Ocean) Atlantic Ocean Passing just west of the Berry Islands,  Bahamas (at 25°49′N 77°55′W / 25.817°N 77.917°W / 25.817; -77.917 (Berry Islands))
25°9′N 78°0′W / 25.150°N 78.000°W / 25.150; -78.000 (Bahamas)  Bahamas Island of Andros
24°13′N 78°0′W / 24.217°N 78.000°W / 24.217; -78.000 (Atlantic Ocean) Atlantic Ocean
22°18′N 78°0′W / 22.300°N 78.000°W / 22.300; -78.000 (Cuba)  Cuba Cayo Romano and the mainland
20°42′N 78°0′W / 20.700°N 78.000°W / 20.700; -78.000 (Caribbean Sea) Caribbean Sea
18°27′N 78°0′W / 18.450°N 78.000°W / 18.450; -78.000 (Jamaica)  Jamaica
18°7′N 78°0′W / 18.117°N 78.000°W / 18.117; -78.000 (Caribbean Sea) Caribbean Sea
9°11′N 78°0′W / 9.183°N 78.000°W / 9.183; -78.000 (Panama)  Panama
7°19′N 78°0′W / 7.317°N 78.000°W / 7.317; -78.000 (Pacific Ocean) Pacific Ocean Passing just east of Gorgona island,  Colombia (at 3°0′N 78°10′W / 3.000°N 78.167°W / 3.000; -78.167 (Gorgona))
2°39′N 78°0′W / 2.650°N 78.000°W / 2.650; -78.000 (Colombia)  Colombia
0°50′N 78°0′W / 0.833°N 78.000°W / 0.833; -78.000 (Ecuador)  Ecuador
3°8′S 78°0′W / 3.133°S 78.000°W / -3.133; -78.000 (Peru)  Peru
10°26′S 78°0′W / 10.433°S 78.000°W / -10.433; -78.000 (Pacific Ocean) Pacific Ocean
60°0′S 78°0′W / 60.000°S 78.000°W / -60.000; -78.000 (Southern Ocean) Southern Ocean
72°31′S 78°0′W / 72.517°S 78.000°W / -72.517; -78.000 (Antarctica) Antarctica Territory claimed by  Chile (Antártica Chilena Province) and by the  United Kingdom (British Antarctic Territory)

See also[edit]