45th meridian west explained

The meridian 45° 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.

In Greenland the meridian defines the borders of Avannaata, Qeqertalik, and Qeqqata municipalities with the Sermersooq municipality and the Northeast Greenland National Park.

The 45th meridian west forms a great circle with the 135th meridian east, and it is the reference meridian for the time zone UTC-3.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 45th meridian west passes through:

Co-ordinatesCountry, territory or seaNotes
Arctic Ocean
Lincoln Sea
Nansen Land
J.P. Koch Fjord
Freuchen Land
Nordenskiöld Fjord
Island of Nares Land
Victoria Fjord
C. H. Ostenfeldt Glacier
Atlantic Ocean
Maranhão — Mirinzal Island
Atlantic Ocean
Maranhão
Piauí — from
Bahia — from
Minas Gerais — from
São Paulo — from
Atlantic Ocean
Southern Ocean
South Orkney IslandsPowell Islandclaimed by both (Tierra del Fuego Province) and (British Antarctic Territory)
Southern Ocean
AntarcticaClaimed by both (Argentine Antarctica) and (British Antarctic Territory)

See also