Distance between Adelaide, Australia and Sierra Vista, Arizona, USA
13742 km = 8539 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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Adelaide, Australia
Country: AustraliaAdelaide’s coordinates: 34°55′43″ S, 138°35′55″ E
Population: 1,225,235
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Sierra Vista, USA
Country: USAState: Arizona
Sierra Vista’s coordinates: 31°33′16″ N, 110°18′13″ W
Population: 43,888
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Wikipedia article: Sierra Vista
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