140th meridian east explained

The meridian 140° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Asia, the Pacific Ocean, Australasia, the Indian Ocean, the Southern Ocean, and Antarctica to the South Pole.

The 140th meridian east forms a great circle with the 40th meridian west.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 140th meridian east passes through:

Co-ordinates	Country, territory or sea	Notes
	Arctic Ocean
		Sakha Republic — Kotelny Island, New Siberian Islands
	Laptev Sea
		Sakha Republic — Great Lyakhovsky Island, New Siberian Islands
	Laptev Sea
		Sakha Republic Khabarovsk Krai — from
	Sea of Okhotsk
		Khabarovsk Krai
	Sea of Japan
		Island of Hokkaidō — Hokkaidō Prefecture
	Sea of Japan
		Island of Hokkaidō — Hokkaidō Prefecture
	Sea of Japan
		Island of Honshū — Aomori Prefecture — Akita Prefecture — from
	Sea of Japan
		Island of Honshū — Akita Prefecture — Yamagata Prefecture — from — Fukushima Prefecture — from — Tochigi Prefecture — from — Ibaraki Prefecture — from — Chiba Prefecture — from
	Tokyo Bay
		Island of Honshū — Chiba Prefecture (Bōsō Peninsula)
	Pacific Ocean	Passing just east of the island of Hachijōjima, Tokyo Prefecture, (at) Passing just east of the island of Aogashima, Tokyo Prefecture, (at) Passing through the Bayonnaise Rocks, Tokyo Prefecture, (at) Passing just west of Smith Island, Tokyo Prefecture, (at) Passing just west of Tori Shima, Tokyo Prefecture, (at) Passing just east of Ulithi Atoll, (at)
		Forms the northern half of the Indonesia–Papua New Guinea border on the island of New Guinea
	Arafura Sea
	Gulf of Carpentaria
		Queensland South Australia — from
	Indian Ocean	Australian authorities consider this to be part of the Southern Ocean^[1] ^[2]
	Southern Ocean
	Antarctica	Adélie Land, claimed by

News: Canberra all at sea over position of Southern Ocean. Darby. Andrew. 22 December 2003. The Age. 13 January 2013. 25 December 2018. https://web.archive.org/web/20181225172821/https://www.theage.com.au/national/canberra-all-at-sea-over-position-of-southern-ocean-20031222-gdwzeb.html. live.
Web site: Indian Ocean. Encyclopædia Britannica. 13 January 2013. 25 December 2018. https://web.archive.org/web/20181225033356/https://www.britannica.com/place/Indian-Ocean. live.