Distance between Libreville, Gabon and Prospect Heights, Illinois, USA
10599 km = 6586 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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Libreville, Gabon
Country: GabonLibreville’s coordinates: 0°23′32″ N, 9°27′12″ E
Population: 578,156
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Prospect Heights, USA
Country: USAState: Illinois
Prospect Heights’ coordinates: 42°05′43″ N, 87°56′15″ W
Population: 16,256
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