Distance between Erbil, Iraq and Koidu, Sierra Leone
6330 km = 3933 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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Erbil, Iraq
Country: IraqErbil’s coordinates: 36°11′33″ N, 44°00′38″ E
Population: 932,800
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Koidu, Sierra Leone
Country: Sierra LeoneKoidu’s coordinates: 8°38′37″ N, 10°58′17″ W
Population: 88,000
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