42nd meridian west

The meridian 42° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Greenland, the Atlantic Ocean, South America, the Southern Ocean, and Antarctica to the South Pole.

42°

42nd meridian west

The 42nd meridian west forms a great circle with the 138th meridian east.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 42nd meridian west passes through:

Co-ordinates	Country, territory or sea	Notes
90°0′N 42°0′W	Arctic Ocean
83°40′N 42°0′W	Lincoln Sea
83°13′N 42°0′W	Greenland	Nansen Land
82°51′N 42°0′W	J.P. Koch Fjord / Navarana Fjord
82°40′N 42°0′W	Greenland	Freuchen Land
62°43′N 42°0′W	Atlantic Ocean
2°43′S 42°0′W	Brazil	Maranhão Piauí — from 3°14′S 42°0′W Bahia — from 9°13′S 42°0′W Minas Gerais — from 15°9′S 42°0′W Rio de Janeiro — from 20°56′S 42°0′W, the mainland and Ilha do Cabo Frio
23°1′S 42°0′W	Atlantic Ocean	Passing just east of the Shag Rocks, South Georgia and the South Sandwich Islands (at 53°31′S 42°1′W) Passing just west of Black Rock, South Georgia and the South Sandwich Islands (at 53°39′S 41°49′W)
60°0′S 42°0′W	Southern Ocean
77°40′S 42°0′W	Antarctica	Claimed by both Argentina (Argentine Antarctica) and United Kingdom (British Antarctic Territory)