91st meridian east

91°
91st meridian east

The meridian 91° east of Greenwich is a line of longitude[1] that extends from the North Pole across the Arctic Ocean, Asia, the Indian Ocean, the Southern Ocean, and Antarctica to the South Pole.

The 91st meridian east forms a great ellipse with the 89th meridian west.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 91st meridian east passes through:

Co-ordinates Country, territory or sea Notes
90°0′N 91°0′E / 90.000°N 91.000°E / 90.000; 91.000 (Arctic Ocean) Arctic Ocean
81°13′N 91°0′E / 81.217°N 91.000°E / 81.217; 91.000 (Russia)  Russia Krasnoyarsk Krai — Schmidt Island, Severnaya Zemlya
81°2′N 91°0′E / 81.033°N 91.000°E / 81.033; 91.000 (Kara Sea) Kara Sea Passing just west of Pioneer Island, Severnaya Zemlya, Krasnoyarsk Krai,  Russia
79°34′N 91°0′E / 79.567°N 91.000°E / 79.567; 91.000 (Russia)  Russia Krasnoyarsk Krai — Sedov Archipelago, Severnaya Zemlya
79°32′N 91°0′E / 79.533°N 91.000°E / 79.533; 91.000 (Kara Sea) Kara Sea Passing just east of the Kirov Islands, Krasnoyarsk Krai,  Russia
75°36′N 91°0′E / 75.600°N 91.000°E / 75.600; 91.000 (Russia)  Russia Krasnoyarsk Krai
Republic of Khakassia — from 54°37′N 91°0′E / 54.617°N 91.000°E / 54.617; 91.000 (Khakassia)
Krasnoyarsk Krai — from 52°37′N 91°0′E / 52.617°N 91.000°E / 52.617; 91.000 (Krasnoyarsk Krai)
Tuva Republic — from 51°56′N 91°0′E / 51.933°N 91.000°E / 51.933; 91.000 (Tuva Republic)
50°28′N 91°0′E / 50.467°N 91.000°E / 50.467; 91.000 (Mongolia)  Mongolia
46°46′N 91°0′E / 46.767°N 91.000°E / 46.767; 91.000 (China)  People's Republic of China Xinjiang
46°25′N 91°0′E / 46.417°N 91.000°E / 46.417; 91.000 (Mongolia)  Mongolia
46°8′N 91°0′E / 46.133°N 91.000°E / 46.133; 91.000 (China)  People's Republic of China Xinjiang - for about 16 km (9.9 mi)
46°0′N 91°0′E / 46.000°N 91.000°E / 46.000; 91.000 (Mongolia)  Mongolia
45°12′N 91°0′E / 45.200°N 91.000°E / 45.200; 91.000 (China)  People's Republic of China Xinjiang
Qinghai — from 38°42′N 91°0′E / 38.700°N 91.000°E / 38.700; 91.000 (Qinghai)
Xinjiang — from 37°30′N 91°0′E / 37.500°N 91.000°E / 37.500; 91.000 (Xinjiang)
Qinghai — from 36°55′N 91°0′E / 36.917°N 91.000°E / 36.917; 91.000 (Qinghai)
Xinjiang — from 36°33′N 91°0′E / 36.550°N 91.000°E / 36.550; 91.000 (Xinjiang)
Qinghai — from 36°6′N 91°0′E / 36.100°N 91.000°E / 36.100; 91.000 (Qinghai)
Tibet — from 33°14′N 91°0′E / 33.233°N 91.000°E / 33.233; 91.000 (Tibet), passing just west of Lhasa (at 29°39′N 91°8′E / 29.650°N 91.133°E / 29.650; 91.133 (Lhasa))
28°0′N 91°0′E / 28.000°N 91.000°E / 28.000; 91.000 (Bhutan)  Bhutan
26°47′N 91°0′E / 26.783°N 91.000°E / 26.783; 91.000 (India)  India Assam
Meghalaya — from 25°53′N 91°0′E / 25.883°N 91.000°E / 25.883; 91.000 (Meghalaya)
25°11′N 91°0′E / 25.183°N 91.000°E / 25.183; 91.000 (Bangladesh)  Bangladesh Mainland and islands in the Ganges Delta
22°14′N 91°0′E / 22.233°N 91.000°E / 22.233; 91.000 (Indian Ocean) Indian Ocean
60°0′S 91°0′E / 60.000°S 91.000°E / -60.000; 91.000 (Southern Ocean) Southern Ocean
66°37′S 91°0′E / 66.617°S 91.000°E / -66.617; 91.000 (Antarctica) Antarctica Australian Antarctic Territory, claimed by  Australia

References

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


Next westward:
90th meridian east 		91st meridian east
forms a great circle with
89th meridian west 		Next eastward:
92nd meridian east
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