Distance between Baltimore, Maryland, USA and Reston, Virginia, USA
72 km = 45 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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Baltimore, USA
Country: USAState: Maryland
Baltimore’s coordinates: 39°17′25″ N, 76°36′43″ W
Population: 620,961
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Wikipedia article: Baltimore
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Reston, USA
Country: USAState: Virginia
Reston’s coordinates: 38°58′07″ N, 77°20′27″ W
Population: 58,404
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Wikipedia article: Reston
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