Distance between Porto Alegre, Brazil and Adda-Doueni, Comoros
9878 km = 6138 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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Porto Alegre, Brazil
Country: BrazilPorto Alegre’s coordinates: 30°01′59″ S, 51°13′47″ W
Population: 1,372,741
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Wikipedia article: Porto Alegre
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Adda-Doueni, Comoros
Country: ComorosAdda-Doueni’s coordinates: 12°17′33″ S, 44°29′49″ E
Population: 10,858
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Wikipedia article: Adda-Doueni
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