Distance between Calgary, Canada and Rockford, Illinois, USA

2130 km = 1324 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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Calgary, Canada

Country: Canada
Calgary’s coordinates: 51°03′00″ N, 114°05′07″ W
Population: 1,019,942
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Wikipedia article: Calgary

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Rockford, USA

Country: USA
State: Illinois
Rockford’s coordinates: 42°16′16″ N, 89°05′38″ W
Population: 152,871
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Wikipedia article: Rockford

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Find out the distance between Rockford and the North Pole, the South Pole, the Equator, the Tropic of Cancer, the Tropic of Capricorn, the Arctic Circle, the Antarctic Circle