45th meridian west

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:


 * {| class="wikitable plainrowheaders"

! scope="col" width="120" | Co-ordinates ! scope="col" | Country, territory or sea ! scope="col" | Notes ! scope="row" style="background:#b0e0e6;" | Arctic Ocean ! scope="row" style="background:#b0e0e6;" | Lincoln Sea ! scope="row" | 🇬🇱 ! scope="row" style="background:#b0e0e6;" | J.P. Koch Fjord ! scope="row" | 🇬🇱 ! scope="row" style="background:#b0e0e6;" | Nordenskiöld Fjord ! scope="row" | 🇬🇱 ! scope="row" style="background:#b0e0e6;" | Victoria Fjord ! scope="row" | 🇬🇱 ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" | 🇧🇷 ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" | 🇧🇷 ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" style="background:#b0e0e6;" | Southern Ocean ! scope="row" | South Orkney Islands ! scope="row" style="background:#b0e0e6;" | Southern Ocean ! scope="row" | Antarctica
 * style="background:#b0e0e6;" | 90°N, -45°W
 * style="background:#b0e0e6;" | 90°N, -45°W
 * style="background:#b0e0e6;" |
 * style="background:#b0e0e6;" | 83.68333°N, -45°W
 * style="background:#b0e0e6;" | 83.68333°N, -45°W
 * style="background:#b0e0e6;" |
 * 83.13333°N, -45°W
 * 83.13333°N, -45°W
 * Nansen Land
 * style="background:#b0e0e6;" | 82.85°N, -45°W
 * style="background:#b0e0e6;" | 82.85°N, -45°W
 * style="background:#b0e0e6;" |
 * 82.76667°N, -45°W
 * 82.76667°N, -45°W
 * Freuchen Land
 * style="background:#b0e0e6;" | 82.6°N, -45°W
 * style="background:#b0e0e6;" | 82.6°N, -45°W
 * style="background:#b0e0e6;" |
 * 82.51667°N, -45°W
 * 82.51667°N, -45°W
 * Island of Nares Land
 * style="background:#b0e0e6;" | 82.05°N, -45°W
 * style="background:#b0e0e6;" | 82.05°N, -45°W
 * style="background:#b0e0e6;" |
 * 81.76667°N, -45°W
 * 81.76667°N, -45°W
 * C. H. Ostenfeldt Glacier
 * style="background:#b0e0e6;" | 60.08333°N, -45°W
 * style="background:#b0e0e6;" | 60.08333°N, -45°W
 * style="background:#b0e0e6;" |
 * -1.28333°N, -45°W
 * -1.28333°N, -45°W
 * Maranhão — Mirinzal Island
 * style="background:#b0e0e6;" | -1.4°N, -45°W
 * style="background:#b0e0e6;" | -1.4°N, -45°W
 * style="background:#b0e0e6;" |
 * -valign="top"
 * -1.5°N, -45°W
 * Maranhão Piauí — from -7.48333°N, -45°W Bahia — from -10.9°N, -45°W Minas Gerais — from -14.66667°N, -45°W São Paulo — from -22.45°N, -45°W
 * style="background:#b0e0e6;" | -23.4°N, -45°W
 * style="background:#b0e0e6;" | -23.4°N, -45°W
 * style="background:#b0e0e6;" |
 * style="background:#b0e0e6;" | -60°N, -45°W
 * style="background:#b0e0e6;" | -60°N, -45°W
 * style="background:#b0e0e6;" |
 * -valign="top"
 * -60.66667°N, -45°W
 * Powell Island — claimed by both 🇦🇷 (Tierra del Fuego Province) and (British Antarctic Territory)
 * style="background:#b0e0e6;" | -60.71667°N, -45°W
 * style="background:#b0e0e6;" | -60.71667°N, -45°W
 * style="background:#b0e0e6;" |
 * -valign="top"
 * -78.25°N, -45°W
 * Claimed by both 🇦🇷 (Argentine Antarctica) and (British Antarctic Territory)
 * }
 * }