Distance between Niamey, Niger and Rio Branco, Brazil
8153 km = 5066 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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Niamey, Niger
Country: NigerNiamey’s coordinates: 13°30′49″ N, 2°06′35″ E
Population: 774,235
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Rio Branco, Brazil
Country: BrazilRio Branco’s coordinates: 9°58′28″ S, 67°48′36″ W
Population: 257,642
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