Distance between Johannesburg, South Africa and Hanoi, Vietnam
9900 km = 6152 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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Johannesburg, South Africa
Country: South AfricaJohannesburg’s coordinates: 26°12′08″ S, 28°02′37″ E
Population: 2,026,469
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Hanoi, Vietnam
Country: VietnamHanoi’s coordinates: 21°01′28″ N, 105°50′28″ E
Population: 1,431,270
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Wikipedia article: Hanoi
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