Distance between Tianjin, China and Coyah, Guinea
12579 km = 7816 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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Tianjin, China
Country: ChinaTianjin’s coordinates: 39°08′31″ N, 117°10′36″ E
Population: 11,090,314
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Wikipedia article: Tianjin
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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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