Distance between Hanoi, Vietnam and Yiyang, China
1067 km = 663 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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Hanoi, Vietnam
Country: VietnamHanoi’s coordinates: 21°01′28″ N, 105°50′28″ E
Population: 1,431,270
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Yiyang, China
Country: ChinaYiyang’s coordinates: 28°35′21″ N, 112°19′41″ E
Population: 202,608
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Wikipedia article: Yiyang
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