Distance between Incheon, South Korea and Koster, South Africa
12553 km = 7800 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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Incheon, South Korea
Country: South KoreaIncheon’s coordinates: 37°27′23″ N, 126°42′18″ E
Population: 2,628,000
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Koster, South Africa
Country: South AfricaKoster’s coordinates: 25°51′46″ S, 26°53′51″ E
Population: 12,126
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Wikipedia article: Koster
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