Distance between Seoul, South Korea and Niamey, Niger
11950 km = 7425 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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Seoul, South Korea
Country: South KoreaSeoul’s coordinates: 37°33′57″ N, 126°58′42″ E
Population: 10,349,312
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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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Wikipedia article: Niamey
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