Anders Celsius

27 November 1701 – 25 April 1744

Anders Celsius was a Swedish astronomer, physicist, and mathematician who founded the Uppsala Astronomical Observatory. He is best known for proposing the centigrade temperature scale in 1742, which was later named the Celsius scale in his honour.

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Well-documented people whose lives overlapped with Anders Celsius.

Life events

Born in Uppsala, Sweden
27 November 1701

Anders Celsius was born into a family of scientists in Uppsala, the son of astronomy professor Nils Celsius.

Source: en.wikipedia.org
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Appointed professor of astronomy at Uppsala University
1730 – 1744

Celsius became professor of astronomy at Uppsala University at the age of 29.

Source: en.wikipedia.org
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Grand tour of European observatories
1732 – 1735

Celsius travelled through Germany, Italy, and France, visiting most of the major European observatories of the day.

Source: en.wikipedia.org
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Published observations of the aurora borealis
1733

In Nuremberg he published a collection of 316 observations of the aurora borealis made between 1716 and 1732.

Source: en.wikipedia.org
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Joined the Lapland expedition of Maupertuis
1736 – 1737

Celsius participated in the French expedition to Torne Valley in Lapland that measured a meridian arc and confirmed Newton's view that the Earth is flattened at the poles.

Source: en.wikipedia.org
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Founded the Uppsala Astronomical Observatory
1741

Celsius secured funding for and built the Uppsala Astronomical Observatory, the first modern observatory in Sweden.

Source: en.wikipedia.org
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Proposed the centigrade temperature scale
1742

In a paper to the Royal Swedish Academy of Sciences, Celsius proposed a temperature scale with 0 at the boiling point of water and 100 at the freezing point, later reversed into the modern Celsius scale.

Source: en.wikipedia.org
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Died of tuberculosis in Uppsala
25 April 1744

Celsius died of tuberculosis at the age of 42 and was buried next to his grandfather in Gamla Uppsala Church.

Source: en.wikipedia.org
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