# Giuseppe Piazzi

> Italian Catholic priest, mathematician and astronomer (1746–1826)

**Wikidata**: [Q14280](https://www.wikidata.org/wiki/Q14280)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Giuseppe_Piazzi)  
**Source**: https://4ort.xyz/entity/giuseppe-piazzi

## Summary
Giuseppe Piazzi was an Italian Catholic priest, mathematician, and astronomer who lived from 1746 to 1826. He served as a university teacher and held significant affiliations with observatories in Palermo and Capodimonte. His legacy is honored through the naming of the lunar crater Piazzi and the asteroid 1000 Piazzia.

## Biography
- Born: 1746
- Nationality: Italian
- Education: [Data not available in source]
- Known for: Astronomy, Mathematics, Catholic Priesthood
- Employer(s): University of Palermo, University of Malta, Astronomical observatory of Palermo, Astronomical Observatory of Capodimonte
- Field(s): Astronomy, Mathematics

## Contributions
Based on the provided source material, Giuseppe Piazzi's contributions are defined by his professional leadership and recognition within the scientific community:
*   **Scientific Recognition:** He was a recipient of the Lalande Prize, an award established in 1802 by the French Academy of Sciences to recognize scientific advances in astronomy.
*   **Professional Leadership:** He was elected a Fellow of the Royal Society, a learned society for science founded in England in 1660.
*   **Institutional Affiliation:** He contributed to the operations of the Astronomical observatory of Palermo (inception 1790) and the Astronomical Observatory of Capodimonte (inception 1812).
*   **Academic Service:** He served as a university teacher at the University of Palermo and the University of Malta.

## FAQs
**What were Giuseppe Piazzi's primary occupations?**
Piazzi was an Italian Catholic priest, mathematician, and astronomer. He also worked professionally as a university teacher.

**Which scientific academies was Giuseppe Piazzi associated with?**
He was connected to the Royal Society, the Bavarian Academy of Sciences and Humanities, the Saint Petersburg Academy of Sciences, the Royal Prussian Academy of Sciences, the Accademia Nazionale delle Scienze detta dei XL, the Academy of Sciences of Turin, and the Göttingen Academy of Sciences and Humanities.

**What celestial bodies are named after Giuseppe Piazzi?**
A lunar impact crater named Piazzi and an asteroid designated 1000 Piazzia are named in his honor.

**Where did Giuseppe Piazzi work?**
He was affiliated with the University of Palermo, the University of Malta, the Astronomical observatory of Palermo, and the Astronomical Observatory of Capodimonte.

## Why They Matter
Giuseppe Piazzi holds a significant place in the history of science as a member of numerous prestigious European academies, including the Royal Society and the Royal Prussian Academy of Sciences. His receipt of the Lalande Prize underscores the impact his work had on the field of astronomy during the early 19th century. Furthermore, the enduring recognition of his name in celestial nomenclature—through the Piazzi crater and 1000 Piazzia asteroid—signifies his lasting influence on the study of the cosmos.

## Notable For
*   Election as a Fellow of the Royal Society.
*   Recipient of the Lalande Prize for advances in astronomy.
*   Membership in the Accademia Nazionale delle Scienze detta dei XL (Italy's national academy of sciences).
*   Membership in the Academy of Sciences of Turin.
*   Membership in the Göttingen Academy of Sciences and Humanities.
*   Membership in the Royal Prussian Academy of Sciences (1700–1946).
*   Membership in the Saint Petersburg Academy of Sciences (1724–1917).
*   Membership in the Bavarian Academy of Sciences and Humanities.
*   Affiliation with the Astronomical observatory of Palermo.
*   Affiliation with the Astronomical Observatory of Capodimonte.
*   The lunar impact crater Piazzi is named after him.
*   The asteroid 1000 Piazzia is named after him.

## Body
### Professional Identity and Roles
Giuseppe Piazzi was a human male active between 1746 and 1826. His professional life was defined by three primary roles: he was a Latin Catholic priest, a mathematician, and an astronomer. As a Latin Catholic priest, he was a minister in the Catholic Church of the West of the Roman rite who had received the second degree of the sacrament of orders. Additionally, he served as a university teacher, educating students in the fields of mathematics and astronomy.

### Institutional Affiliations
Piazzi's career was closely tied to several academic and religious institutions. He was affiliated with the University of Palermo and the University of Malta. His religious work included a connection to the church of Sant'Andrea della Valle in Rome. His scientific work was conducted at major observatories, specifically the Astronomical observatory of Palermo, which was established in 1790, and the Astronomical Observatory of Capodimonte, a research institute in Naples established in 1812.

### Scientific Recognition and Memberships
Throughout his career, Piazzi received recognition from various learned societies across Europe. He was elected a Fellow of the Royal Society, an English learned society for science founded on November 1, 1660. He was also a recipient of the Lalande Prize, an award given by the French Academy of Sciences for scientific advances in astronomy, which was presented from 1802 until 1970.

His involvement extended to multiple other academies of sciences. These included the Royal Prussian Academy of Sciences, which operated from 1700 to 1946, and the Bavarian Academy of Sciences and Humanities, founded in 1759. He was also a member of the Göttingen Academy of Sciences and Humanities in Lower Saxony, founded in 1751. His international reach included membership in the Saint Petersburg Academy of Sciences, a historical academy active from 1724 to 1917. In Italy, he was associated with the Accademia Nazionale delle Scienze detta dei XL, the national academy of sciences founded in 1782, and the Academy of Sciences of Turin.

### Legacy and Nomenclature
Giuseppe Piazzi's name is permanently etched in the study of the cosmos. A lunar impact crater bears the name Piazzi. Additionally, an asteroid discovered in the early 20th century was named 1000 Piazzia in his honor. These designations serve as a testament to his contributions to the fields of astronomy and mathematics.

## References

1. www.accademiadellescienze.it
2. MacTutor History of Mathematics archive
3. Great Soviet Encyclopedia (1969–1978)
4. BnF authorities
5. Integrated Authority File
6. Find a Grave
7. International Standard Name Identifier
8. Virtual International Authority File
9. Encyclopædia Britannica Online
10. SNAC
11. Brockhaus Enzyklopädie
12. Gran Enciclopèdia Catalana
13. Croatian Encyclopedia
14. Freebase Data Dumps. 2013
15. [Source](http://digitale.beic.it/primo_library/libweb/action/search.do?fn=search&vid=BEIC&vl%283134987UI0%29=creator&vl%28freeText0%29=Piazzi%20Giuseppe)
16. CONOR.SI
17. Dizionario Biografico degli Italiani
18. La France savante
19. Treccani's Enciclopedia on line
20. Enciclopedia Treccani