Distance between Perth, Australia and Umuahia, Nigeria
12077 km = 7504 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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Perth, Australia
Country: AustraliaPerth’s coordinates: 31°57′08″ S, 115°51′41″ E
Population: 1,896,548
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Umuahia, Nigeria
Country: NigeriaUmuahia’s coordinates: 5°31′29″ N, 7°29′40″ E
Population: 264,662
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Wikipedia article: Umuahia
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