Distance between N'Djamena, Chad and San Tan Valley, Arizona, USA
12455 km = 7739 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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N'Djamena, Chad
Country: ChadN'Djamena’s coordinates: 12°06′24″ N, 15°02′39″ E
Population: 721,081
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San Tan Valley, USA
Country: USAState: Arizona
San Tan Valley’s coordinates: 33°11′27″ N, 111°31′40″ W
Population: 81,321
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