Distance between Rostov-on-Don, Rostov Oblast, Russia and Kolkata, India
5109 km = 3174 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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Kolkata, India
Country: IndiaKolkata’s coordinates: 22°33′45″ N, 88°21′46″ E
Population: 4,631,392
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