Distance between Ottawa, Canada and Chaohu, China

11356 km = 7056 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: Canada
Ottawa’s coordinates: 45°24′40″ N, 75°41′53″ W
Population: 812,129
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Wikipedia article: Ottawa

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Chaohu, China

Country: China
Chaohu’s coordinates: 31°36′00″ N, 117°52′00″ E
Population: 138,463
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Wikipedia article: Chaohu

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