Distance between Rostov-on-Don, Rostov Oblast, Russia and Una, Brazil
10443 km = 6489 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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Rostov-on-Don, Russia
Country: RussiaRostov-on-Don’s coordinates: 47°13′52″ N, 39°43′23″ E
Population: 1,074,482
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Wikipedia article: Rostov-on-Don
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Una, Brazil
Country: BrazilUna’s coordinates: 15°17′35″ S, 39°04′31″ W
Population: 22,613
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Wikipedia article: Una
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