Distance between Niamey, Niger and Niigata, Japan
12761 km = 7929 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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Niigata, Japan
Country: JapanNiigata’s coordinates: 37°53′10″ N, 139°00′21″ E
Population: 505,272
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