Distance between Sydney, Australia and Coyah, Guinea
16921 km = 10514 miles
We assume a spherical Earth as a close approximation of the true shape of the Earth (an oblate spheroid). The distance is calculated as great-circle or orthodromic distance between city centres on the surface of a sphere.
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Sydney, Australia
Country: AustraliaSydney’s coordinates: 33°52′04″ S, 151°12′26″ E
Population: 4,627,345
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Wikipedia article: Sydney
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Coyah, Guinea
Country: GuineaCoyah’s coordinates: 9°42′23″ N, 13°23′04″ W
Population: 77,103
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Wikipedia article: Coyah
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Find out the distance between Coyah and the North Pole, the South Pole, the Equator, the Tropic of Cancer, the Tropic of Capricorn, the Arctic Circle, the Antarctic Circle