Distance between Rio de Janeiro, Brazil and Ciudad Obregón, Mexico
9102 km = 5656 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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Rio de Janeiro, Brazil
Country: BrazilRio de Janeiro’s coordinates: 22°54′10″ S, 43°12′27″ W
Population: 6,023,699
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Wikipedia article: Rio de Janeiro
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Ciudad Obregón, Mexico
Country: MexicoCiudad Obregón’s coordinates: 27°29′11″ N, 109°56′26″ W
Population: 258,162
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Wikipedia article: Ciudad Obregón
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