90th meridian east

90°

90th meridian east

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Themeridian 90° east ofGreenwichis a line oflongitudethat extends from theNorth Poleacross theArctic Ocean,Asia,theIndian Ocean,theSouthern Ocean,andAntarcticato theSouth Pole.

It is the border between two tropical cyclone basins: theAustralian region,and theSouthwest Indian Ocean basin.^{[citation needed]}

TheNinety East Ridgeis named after the meridian.

The 90th meridian east forms agreat circlewith the90th meridian west.

This meridian is halfway between the Prime meridian and the180th meridianand the center of theEastern Hemisphereis this meridian's intersection with theEquator.

From Pole to Pole[edit]

Starting at theNorth Poleand heading south to theSouth Pole,the 90th meridian east passes through:

Co-ordinates	Country, territory or sea	Notes
90°0′N90°0′E/ 90.000°N 90.000°E/90.000; 90.000(Arctic Ocean)	Arctic Ocean	Geographic North Pole
81°9′N90°0′E/ 81.150°N 90.000°E/81.150; 90.000(Kara Sea)	Kara Sea	Passing just west ofSchmidt Island,Krasnoyarsk Krai,Russia
77°7′N90°0′E/ 77.117°N 90.000°E/77.117; 90.000(Russia)	Russia	Krasnoyarsk Krai—Kirov Islands
77°6′N90°0′E/ 77.100°N 90.000°E/77.100; 90.000(Kara Sea)	Kara Sea
75°33′N90°0′E/ 75.550°N 90.000°E/75.550; 90.000(Russia)	Russia	Krasnoyarsk Krai Republic of Khakassia— from55°8′N90°0′E/ 55.133°N 90.000°E/55.133; 90.000(Khakassia) Tuva Republic— from51°40′N90°0′E/ 51.667°N 90.000°E/51.667; 90.000(Tuva Republic)
50°1′N90°0′E/ 50.017°N 90.000°E/50.017; 90.000(Mongolia)	Mongolia	Bayan-Ölgii Province
47°53′N90°0′E/ 47.883°N 90.000°E/47.883; 90.000(China)	People's Republic of China	Xinjiang Qinghai— from36°10′N90°0′E/ 36.167°N 90.000°E/36.167; 90.000(Qinghai) Tibet— from33°42′N90°0′E/ 33.700°N 90.000°E/33.700; 90.000(Tibet)
28°19′N90°0′E/ 28.317°N 90.000°E/28.317; 90.000(Bhutan)	Bhutan
26°44′N90°0′E/ 26.733°N 90.000°E/26.733; 90.000(India)	India	Assam- passing just east ofDhubri Meghalaya— from25°50′N90°0′E/ 25.833°N 90.000°E/25.833; 90.000(West Bengal)
25°16′N90°0′E/ 25.267°N 90.000°E/25.267; 90.000(Bangladesh)	Bangladesh
21°59′N90°0′E/ 21.983°N 90.000°E/21.983; 90.000(Indian Ocean)	Indian Ocean
60°0′S90°0′E/ 60.000°S 90.000°E/-60.000; 90.000(Southern Ocean)	Southern Ocean
66°46′S90°0′E/ 66.767°S 90.000°E/-66.767; 90.000(Antarctica)	Antarctica	Kaiser Wilhelm II Land,Australian Antarctic Territory,claimedbyAustralia
90°0′S90°0′E/ 90.000°S 90.000°E/-90.000; 90.000(Antarctica)	Antarctica	Geographic South Pole