Key facts
- Born
- ( 1732-07-11 ) 11 July 1732, Bourg-en-Bresse , France
- Died
- 4 April 1807 (1807-04-04) (aged 74), Paris , France
- Fields
- Astronomy
- Institutions
- Paris Observatory
- Doctoral advisor
- Joseph-Nicolas Delisle , Pierre Charles Le Monnier
- Doctoral students
- Jean Baptiste Joseph Delambre
via Wikipedia infobox
Article
Joseph Jérôme Lefrançois de Lalande ( French: [lalɑ̃d]; 11 July 1732 – 4 April 1807) was a French astronomer, freemason and writer. He is known for having estimated a precise value of the astronomical unit (the distance from the Earth to the Sun) using measurements of the transit of Venus in 1769.
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1732 births1807 deaths18th-century French astronomers19th-century French astronomersBurials at Père Lachaise CemeteryFellows of the American Academy of Arts and SciencesFrench atheistsFrench fellows of the Royal SocietyFrench FreemasonsHonorary members of the Saint Petersburg Academy of SciencesLes Neuf SœursMembers of the French Academy of Sciences