Distance between San Juan, Puerto Rico and Slane, Ireland
6383 km = 3966 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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San Juan, Puerto Rico
Country: Puerto RicoSan Juan’s coordinates: 18°27′58″ N, 66°06′20″ W
Population: 418,140
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Slane, Ireland
Country: IrelandSlane’s coordinates: 53°42′36″ N, 6°32′35″ W
Population: 1,349
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Wikipedia article: Slane
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