Distance between Antananarivo, Madagascar and Portland, Oregon, USA
16941 km = 10527 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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Antananarivo, Madagascar
Country: MadagascarAntananarivo’s coordinates: 18°54′49″ S, 47°32′10″ E
Population: 1,391,433
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Wikipedia article: Antananarivo
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Portland, USA
Country: USAState: Oregon
Portland’s coordinates: 45°31′24″ N, 122°40′34″ W
Population: 583,776
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Wikipedia article: Portland
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