Distance between Cologne, Germany and Costa Mesa, California, USA
9186 km = 5708 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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Costa Mesa, USA
Country: USAState: California
Costa Mesa’s coordinates: 33°38′28″ N, 117°55′07″ W
Population: 109,960
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