Distance between Surabaya, Indonesia and Riano, Italy
11403 km = 7086 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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Surabaya, Indonesia
Country: IndonesiaSurabaya’s coordinates: 7°14′57″ S, 112°45′02″ E
Population: 2,374,658
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Riano, Italy
Country: ItalyRiano’s coordinates: 42°05′36″ N, 12°30′52″ E
Population: 6,784
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Wikipedia article: Riano
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