175th meridian west

175°
175th meridian west

The meridian 175° west of Greenwich is a line of longitude[1] that extends from the North Pole across the Arctic Ocean, Asia, the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole.

The 175th meridian west forms a great circle with the 5th meridian east.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 175th meridian west passes through:

Co-ordinates Country, territory or sea Notes
90°0′N 175°0′W / 90.000°N 175.000°W / 90.000; -175.000 (Arctic Ocean) Arctic Ocean
71°46′N 175°0′W / 71.767°N 175.000°W / 71.767; -175.000 (Chukchi Sea) Chukchi Sea
67°27′N 175°0′W / 67.450°N 175.000°W / 67.450; -175.000 (Russia)  Russia Chukotka Autonomous Okrug — Chukchi Peninsula
64°47′N 175°0′W / 64.783°N 175.000°W / 64.783; -175.000 (Bering Sea) Bering Sea Passing just east of Koniuji Island, Alaska,  United States (at 52°13′N 175°6′W / 52.217°N 175.100°W / 52.217; -175.100 (Koniuji Island))
52°5′N 175°0′W / 52.083°N 175.000°W / 52.083; -175.000 (United States)  United States Alaska — Atka Island
52°1′N 175°0′W / 52.017°N 175.000°W / 52.017; -175.000 (Pacific Ocean) Pacific Ocean Passing just east of the island of Kao,  Tonga (at 19°39′S 175°1′W / 19.650°S 175.017°W / -19.650; -175.017 (Kao))
Passing just east of the island of Tofua,  Tonga (at 19°45′S 175°2′W / 19.750°S 175.033°W / -19.750; -175.033 (Tofua))
21°2′S 175°0′W / 21.033°S 175.000°W / -21.033; -175.000 (Tonga)  Tonga 'Ata Island
21°3′S 175°0′W / 21.050°S 175.000°W / -21.050; -175.000 (Pacific Ocean) Pacific Ocean Passing just east of the islands of Tongatapu,  Tonga (at 21°9′S 175°2′W / 21.150°S 175.033°W / -21.150; -175.033 (Tongatapu))
Passing just west of the island of ʻEua,  Tonga (at 21°23′S 174°58′W / 21.383°S 174.967°W / -21.383; -174.967 (ʻEua))
60°0′S 175°0′W / 60.000°S 175.000°W / -60.000; -175.000 (Southern Ocean) Southern Ocean
78°27′S 175°0′W / 78.450°S 175.000°W / -78.450; -175.000 (Antarctica) Antarctica Ross Dependency, claimed by  New Zealand

See also

References

  1. ^ "What is longitude?". oceanservice.noaa.gov. Retrieved 30 June 2025.
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