Distance between Douala, Cameroon and Haikou, China
10971 km = 6817 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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Douala, Cameroon
Country: CameroonDouala’s coordinates: 4°02′53″ N, 9°42′15″ E
Population: 1,338,082
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Haikou, China
Country: ChinaHaikou’s coordinates: 20°02′44″ N, 110°20′30″ E
Population: 615,835
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