Pierre Méchain

French mathematician and astronomer (1744-1804)
Person human Q311022
Pierre Méchain
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Pierre Méchain

Summary

Pierre Méchain is a human[1]. Born in Laon[2], he… he was born on August 16, 1744[3]. He died in Castellón de la Plana[4]. He died on September 20, 1804[5]. He worked as an astronomer[6], cartographer[7], engineer[8], mathematician[9], and physicist[10]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (211 views/month, #7,251 of 1,000,298).[11]

Key Facts

  • Pierre Méchain's place of birth was Laon[2].
  • Pierre Méchain passed away in Castellón de la Plana[4].
  • Pierre Méchain was born on August 16, 1744[3].
  • Pierre Méchain died on September 20, 1804[5].
  • Pierre Méchain is buried at Parc Ribalta[12].
  • A child of Pierre Méchain was Jérôme Isaac Méchain[13].
  • Pierre Méchain held citizenship in France[14].
  • Pierre Méchain's professions included astronomer[6].
  • Pierre Méchain's professions included cartographer[7].
  • Pierre Méchain worked as an engineer[8].
  • Pierre Méchain worked as a mathematician[9].
  • Pierre Méchain's professions included physicist[10].
  • Pierre Méchain's field of work was mathematics[15].
  • Pierre Méchain's field of work was geodesy[16].
  • Pierre Méchain's field of work was astronomy[17].
  • Pierre Méchain held the position of director[18].
  • Pierre Méchain was employed by Bureau des Longitudes[19].
  • Pierre Méchain was employed by Dépot général de la Marine[20].
  • Pierre Méchain's education included a stint at Paris Observatory, PSL University[21].
  • Pierre Méchain's education included a stint at École Nationale des Ponts et Chaussées[22].
  • A notable work attributed to Pierre Méchain is Arc measurement of Delambre and Méchain[23].
  • Pierre Méchain received the Fellow of the Royal Society[24].
  • Pierre Méchain was a member of Royal Society[25].
  • Pierre Méchain was a member of French Academy of Sciences[26].
  • Pierre Méchain was a member of Bureau des Longitudes[27].

Body

Origins and Family

Pierre Méchain's place of birth was Laon[2]. He was born on August 16, 1744[3].

Education

Educated at Paris Observatory, PSL University[21], a grand établissement[28], in France[29], founded in 1667[30], headquartered in Paris[31] and École Nationale des Ponts et Chaussées[22], an engineering college[32], in France[33], founded in 1747[34], headquartered in Champs-sur-Marne[35]. Pierre Méchain studied under Jérôme Lalande[36].

Career and Affiliations

Recorded occupations include astronomer[6], cartographer[7], engineer[8], mathematician[9], and physicist[10]. Fields of work include mathematics[15], an academic discipline[37]; geodesy[16], an academic discipline[38]; and astronomy[17], a branch of science[39]. Employers include Bureau des Longitudes[19], an academy of sciences[40], in France[41], founded in 1795[42] and Dépot général de la Marine[20], a corporation[43], in France[44]. Pierre Méchain held the position of director[18].

Works and Contributions

A notable work attributed to Pierre Méchain is Arc measurement of Delambre and Méchain[23]. Things named for him include 21785 Méchain[45].

Recognition

Pierre Méchain received the Fellow of the Royal Society[24].

Personal Life

A child of Pierre Méchain was Jérôme Isaac Méchain[13].

Death and Burial

Pierre Méchain died on September 20, 1804[5]. He passed away in Castellón de la Plana[4]. The cause of death was yellow fever[46]. He is buried at Parc Ribalta[12].

Why It Matters

Pierre Méchain ranks in the top 0.72% of human entities by monthly Wikipedia readership (211 views/month, #7,251 of 1,000,298).[11] He has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[47] He is known by 56 alternative names across languages and contexts.[48]

He is credited with the discovery of Sombrero Galaxy[49], an edge-on galaxy[50]; Comet Encke[51], an Encke-type comet[52]; Owl Nebula[53], a planetary nebula[54]; Messier 100[55], a spiral galaxy[56]; Sunflower Galaxy[57], a spiral galaxy[58]; and Messier 94[59], a spiral galaxy[60]. Entities named for him include 21785 Méchain[45].

FAQs

Where was Pierre Méchain born?

Born in Laon[2], Pierre Méchain…

Where did Pierre Méchain die?

Pierre Méchain passed away in Castellón de la Plana[4].

What did Pierre Méchain do for work?

Pierre Méchain worked as astronomer[6], cartographer[7], engineer[8], mathematician[9], and physicist[10].

Where did Pierre Méchain go to school?

Pierre Méchain was educated at Paris Observatory, PSL University[21] and École Nationale des Ponts et Chaussées[22].

What awards did Pierre Méchain receive?

Honors received include Fellow of the Royal Society[24].

What did Pierre Méchain discover?

Pierre Méchain is credited as discoverer of Sombrero Galaxy[49], Comet Encke[51], Owl Nebula[53], and Messier 100[55].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [4] . MacTutor History of Mathematics archive. wikidata.org.
  3. [14] . wikidata.org.
  4. [18] . wikidata.org.
  5. [13] . wikidata.org.
  6. [21] . wikidata.org.
  7. [22] . MacTutor History of Mathematics archive. wikidata.org.
  8. [15] . wikidata.org.
  9. [16] . wikidata.org.
  10. [17] . wikidata.org.
  11. [6] . Integrated Authority File. Retrieved . wikidata.org.
  12. [7] . wikidata.org.
  13. [8] . wikidata.org.
  14. [9] . wikidata.org.
  15. [10] . Retrieved . wikidata.org.
  16. [19] . MacTutor History of Mathematics archive. wikidata.org.
  17. [20] . MacTutor History of Mathematics archive. wikidata.org.
  18. [12] . Find a Grave. elperiodic.com. Provenance: wikidata.org.
  19. [24] . MacTutor History of Mathematics archive. wikidata.org.
  20. [25] . wikidata.org.
  21. [26] . wikidata.org.
  22. [27] . wikidata.org.
  23. [46] . elperiodic.com. elperiodic.com. Provenance: wikidata.org.
  24. [3] . BnF authorities. Retrieved . wikidata.org.
  25. [5] . BnF authorities. Retrieved . wikidata.org.
  26. [23] . wikidata.org.
  27. [36] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [49] . wikidata.org. → on this site
  2. [51] . wikidata.org. → on this site
  3. [53] . wikidata.org. → on this site
  4. [55] . wikidata.org. → on this site
  5. [57] . wikidata.org. → on this site
  6. [59] . wikidata.org. → on this site
  7. [45] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [31] . Wikidata. wikidata.org. → on this site
  5. [32] . Wikidata. wikidata.org. → on this site
  6. [33] . Wikidata. wikidata.org. → on this site
  7. [34] . Wikidata. wikidata.org. → on this site
  8. [35] . Wikidata. wikidata.org. → on this site
  9. [37] . Wikidata. wikidata.org. → on this site
  10. [38] . Wikidata. wikidata.org. → on this site
  11. [39] . Wikidata. wikidata.org. → on this site
  12. [40] . Wikidata. wikidata.org. → on this site
  13. [41] . Wikidata. wikidata.org. → on this site
  14. [42] . Wikidata. wikidata.org. → on this site
  15. [43] . Wikidata. wikidata.org. → on this site
  16. [44] . Wikidata. wikidata.org. → on this site
  17. [50] . Wikidata. wikidata.org. → on this site
  18. [52] . Wikidata. wikidata.org. → on this site
  19. [54] . Wikidata. wikidata.org. → on this site
  20. [56] . Wikidata. wikidata.org. → on this site
  21. [58] . Wikidata. wikidata.org. → on this site
  22. [60] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [11] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [47] . Wikidata sitelinks. wikidata.org.
  3. [48] . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Pierre Méchain. Retrieved April 10, 2026, from https://4ort.xyz/entity/pierre-mechain
MLA “Pierre Méchain.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/pierre-mechain.
BibTeX @misc{4ortxyz_pierre-mechain_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Pierre Méchain}}, year = {2026}, url = {https://4ort.xyz/entity/pierre-mechain}, note = {Accessed: 2026-04-10}}
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  1. 9d ago · Epìdosis · 2026-05-20 view diff on Wikidata ↗
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