Distance between Patna, India and Perry Hall, Maryland, USA
12552 km = 7800 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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Patna, India
Country: IndiaPatna’s coordinates: 25°35′38″ N, 85°08′08″ E
Population: 1,599,920
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Perry Hall, USA
Country: USAState: Maryland
Perry Hall’s coordinates: 39°24′45″ N, 76°27′48″ W
Population: 28,474
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Wikipedia article: Perry Hall
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Find out the distance between Perry Hall and the North Pole, the South Pole, the Equator, the Tropic of Cancer, the Tropic of Capricorn, the Arctic Circle, the Antarctic Circle