Distance between Cologne, Germany and Kaifeng, China
8151 km = 5065 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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Cologne, Germany
Country: GermanyCologne’s coordinates: 50°55′59″ N, 6°57′00″ E
Population: 963,395
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Kaifeng, China
Country: ChinaKaifeng’s coordinates: 34°47′54″ N, 114°18′26″ E
Population: 900,000
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