Distance between Rizhao, China and Ottawa, Canada
10912 km = 6781 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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Rizhao, China
Country: ChinaRizhao’s coordinates: 35°23′44″ N, 119°31′55″ E
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Wikipedia article: Rizhao
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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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