Distance between Boston, Massachusetts, USA and Guidan Roumdji, Niger
7999 km = 4970 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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Boston, USA
Country: USAState: Massachusetts
Boston’s coordinates: 42°21′30″ N, 71°03′35″ W
Population: 617,594
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Guidan Roumdji, Niger
Country: NigerGuidan Roumdji’s coordinates: 13°39′27″ N, 6°41′44″ E
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