# Jean-Paul Grandjean de Fouchy

> Jean-Paul Grandjean de Fouchy was a French astronomer from a noble family. He introduced the analemma curve which allowed the calculation of the local solar noon according to the time of year in 1740. Analemmatic sundials were introduced by J. J. Lalande.

*French astronomer*

**Canonical URL:** https://fame.am/person/jean-paul-grandjean-de-fouchy

## Identity
- **Profile type:** Scientist ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Scientists
- **Country:** France
- **Born:** 1707-03-10
- **Died:** 1788-04-15
- **Status:** deceased
- **Gender:** male

## Bio

Imported from discovery source: wikidata-dump

## Fame
- **Popularity score:** 39.6 / 100
- **Momentum:** 15.0 / 100  (trend: BREAKOUT)
- **Historical depth:** 7.2 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 45.0 / 100
- **Profile completeness:** 70.0 / 100

## Sources
- [Jean-Paul Grandjean de Fouchy](https://fr.wikipedia.org/wiki/Jean-Paul_Grandjean_de_Fouchy)
- [Jean-Paul Grandjean de Fouchy](https://it.wikipedia.org/wiki/Jean-Paul_Grandjean_de_Fouchy)
- [جان بول جراندجين دي فوتشي](https://ar.wikipedia.org/wiki/%D8%AC%D8%A7%D9%86_%D8%A8%D9%88%D9%84_%D8%AC%D8%B1%D8%A7%D9%86%D8%AF%D8%AC%D9%8A%D9%86_%D8%AF%D9%8A_%D9%81%D9%88%D8%AA%D8%B4%D9%8A)
- [جان بول جراندجين دى فوتشى](https://arz.wikipedia.org/wiki/%D8%AC%D8%A7%D9%86_%D8%A8%D9%88%D9%84_%D8%AC%D8%B1%D8%A7%D9%86%D8%AF%D8%AC%D9%8A%D9%86_%D8%AF%D9%89_%D9%81%D9%88%D8%AA%D8%B4%D9%89)
- [Jean-Paul Grandjean de Fouchy](https://ca.wikipedia.org/wiki/Jean-Paul_Grandjean_de_Fouchy)
- [Jean-Paul Grandjean de Fouchy](https://de.wikipedia.org/wiki/Jean-Paul_Grandjean_de_Fouchy)
- [Jean-Paul Grandjean de Fouchy](https://en.wikipedia.org/wiki/Jean-Paul_Grandjean_de_Fouchy)
- [Jean-Paul Grandjean de Fouchy](https://es.wikipedia.org/wiki/Jean-Paul_Grandjean_de_Fouchy)
- [Wikidata](https://www.wikidata.org/wiki/Q3168514)

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