- Source: 81st meridian east
The meridian 81° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Asia, the Indian Ocean, the Southern Ocean, and Antarctica to the South Pole.
The 81st meridian east forms a great circle with the 99th meridian west.
From Pole to Pole
Starting at the North Pole and heading south to the South Pole, the 81st meridian east passes through:
See also
80th meridian east
82nd meridian east