Distance between Adelaide, Australia and Middletown, Delaware, USA
16972 km = 10546 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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Wikipedia article: Adelaide
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Middletown, USA
Country: USAState: Delaware
Middletown’s coordinates: 39°26′58″ N, 75°42′58″ W
Population: 18,871
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Wikipedia article: Middletown
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