Distance between Riyadh, Saudi Arabia and Ilchester, Maryland, USA
10811 km = 6718 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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Riyadh, Saudi Arabia
Country: Saudi ArabiaRiyadh’s coordinates: 24°41′15″ N, 46°43′18″ E
Population: 4,205,961
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Ilchester, USA
Country: USAState: Maryland
Ilchester’s coordinates: 39°15′03″ N, 76°45′52″ W
Population: 23,476
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