Distance between Duisburg, Germany and Grand Rapids, Michigan, USA
6579 km = 4088 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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Duisburg, Germany
Country: GermanyDuisburg’s coordinates: 51°25′56″ N, 6°45′54″ E
Population: 504,358
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Grand Rapids, USA
Country: USAState: Michigan
Grand Rapids’ coordinates: 42°57′48″ N, 85°40′05″ W
Population: 188,040
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