Distance between Omsk, Omsk Oblast, Russia and Changsha, China
4347 km = 2701 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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Omsk, Russia
Country: RussiaOmsk’s coordinates: 54°59′32″ N, 73°22′06″ E
Population: 1,129,281
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Wikipedia article: Omsk
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Changsha, China
Country: ChinaChangsha’s coordinates: 28°11′55″ N, 112°58′15″ E
Population: 3,093,980
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Wikipedia article: Changsha
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