Distance between Ottawa, Canada and Ōtsu, Japan
10539 km = 6549 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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Ottawa, Canada
Country: CanadaOttawa’s coordinates: 45°24′40″ N, 75°41′53″ W
Population: 812,129
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Wikipedia article: Ottawa
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Ōtsu, Japan
Country: JapanŌtsu’s coordinates: 35°00′00″ N, 135°52′00″ E
Population: 298,164
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Wikipedia article: Ōtsu
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