Jean-Louis Pons, French astronomer and educator (b. 1761)
Jean-Louis Pons (24 December 1761 – 14 October 1831) was a French astronomer. Despite humble beginnings and being self-taught, he went on to become the greatest visual comet discoverer of all time: between 1801 and 1827 Pons discovered thirty-seven comets, more than any other person in history.
Pons worked at three observatories in his career, Marseille Observatory, where he was also trained, a short-lived observatory at Royal Park La Marlia in Tuscany, and finally at an observatory in Florence.Pons's work supported some famous comet recoveries of the 19th century, including Encke's Comet and Crommelin's Comet. However, most of the comets he discovered had parabolic orbits and would not return for a time as long as several millennia.
1831Oct, 14
Jean-Louis Pons
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Events on 1831
- 25Feb
November Uprising
Battle of Olszynka Grochowska, part of Polish November Uprising against Russian Empire. - 1Jun
North Magnetic Pole
James Clark Ross becomes the first European at the North Magnetic Pole. - 29Aug
Electromagnetic induction
Michael Faraday discovers electromagnetic induction. - 8Sep
Battle of Warsaw (1831)
November uprising: Battle of Warsaw ends, effectively ending the Insurrection. - 17Nov
Gran Colombia
Ecuador and Venezuela are separated from Gran Colombia.