Distance between Haiphong, Vietnam and Dayton, Ohio, USA
13195 km = 8199 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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Haiphong, Vietnam
Country: VietnamHaiphong’s coordinates: 20°51′53″ N, 106°41′00″ E
Population: 602,695
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Dayton, USA
Country: USAState: Ohio
Dayton’s coordinates: 39°45′32″ N, 84°11′29″ W
Population: 141,527
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Wikipedia article: Dayton
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