Distance between Yerevan, Armenia and Chaohu, China
6497 km = 4037 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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Yerevan, Armenia
Country: ArmeniaYerevan’s coordinates: 40°10′51″ N, 44°30′48″ E
Population: 1,093,485
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Wikipedia article: Yerevan
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Chaohu, China
Country: ChinaChaohu’s coordinates: 31°36′00″ N, 117°52′00″ E
Population: 138,463
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Wikipedia article: Chaohu
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