Distance between Brazzaville, Congo and Ryazan, Ryazan Oblast, Russia
6934 km = 4308 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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Brazzaville, Congo
Country: CongoBrazzaville’s coordinates: 4°15′58″ S, 15°16′59″ E
Population: 1,284,609
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Ryazan, Russia
Country: RussiaRyazan’s coordinates: 54°37′36″ N, 39°41′29″ E
Population: 520,173
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