Births on September 23

Hippolyte Fizeau

Born on September 23, 1819

Hippolyte Fizeau, French physicist and academic (d. 1896)

Armand Hippolyte Louis Fizeau FRS FRSE MIF (23 September 1819 – 18 September 1896) was a French physicist, best known for measuring the speed of light in the namesake Fizeau experiment.

References

Hippolyte Fizeau

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Events on 1819

19 Feb

South Shetland Islands
British explorer William Smith discovers the South Shetland Islands and claims them in the name of King George III.
1 Jul

Great Comet of 1819
Johann Georg Tralles discovers the Great Comet of 1819, (C/1819 N1). It was the first comet analyzed using polarimetry, by François Arago.
7 Aug

Battle of Boyacá
Simón Bolívar triumphs over Spain in the Battle of Boyacá.

Births on September 23

Hippolyte Fizeau

Born on September 23, 1819

References

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Events on 1819

South Shetland Islands

Great Comet of 1819

Battle of Boyacá