And has since 2002 been a part of the museum Kroppedal at the same location
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Ole Christensen Rømer was a Danish astronomer who, in 1676, first demonstrated that light travels at a finite speed. Rømer also invented the modern thermometer showing the temperature between two fixed points, namely the points at which water boils and freezes.
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science · Danish astronomer (1644–1710) · astronomer · physicist · mathematician · university teacher · judge · patent inventor · police officer · also Ole Rømer, Olaus Roemer, Ole Christensen Romer, Ole Christensen Rømer, Rømer
Born 25 September 1644 · Died 19 September 1710 · Q160187
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And has since 2002 been a part of the museum Kroppedal at the same location
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Again making use of observations of Io, but this time with the benefit of more than a century of increasingly precise observations, the astronomer Jean Baptiste Joseph Delambre reported the time for light to travel from
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Died 1710-09-19.
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Studied at University of Copenhagen (1662).
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Born 1644-09-25.
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