Distance between Tehran, Iran and Napa, California, USA
11775 km = 7317 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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Tehran, Iran
Country: IranTehran’s coordinates: 35°41′39″ N, 51°25′17″ E
Population: 7,153,309
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Wikipedia article: Tehran
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Napa, USA
Country: USAState: California
Napa’s coordinates: 38°17′49″ N, 122°17′07″ W
Population: 76,915
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Wikipedia article: Napa
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