Distance between Columbus, Ohio, USA and Guidan Roumdji, Niger
9022 km = 5606 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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Columbus, USA
Country: USAState: Ohio
Columbus’ coordinates: 39°57′40″ N, 82°59′55″ W
Population: 787,033
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Guidan Roumdji, Niger
Country: NigerGuidan Roumdji’s coordinates: 13°39′27″ N, 6°41′44″ E
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