Nicolas de Lacaille

E310000

French astronomer astronomer human

Nicolas de Lacaille was an 18th-century French astronomer renowned for his extensive southern sky surveys and for introducing many of the modern constellations.

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All labels observed (5)

Label	Occurrences
Nicolas-Louis de Lacaille	40
Nicolas Louis de Lacaille	3
Nicolas de Lacaille canonical	2
Abbé Nicolas-Louis de Lacaille	1
de Lacaille	1

How this entity was disambiguated

This entity first appeared as the object of triple T2916162 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Nicolas de Lacaille
Context triple: [Jean-Sylvain Bailly, collaboratedWith, Nicolas de Lacaille]

A. Georg de Lalande
Georg de Lalande was a German architect active in the early 20th century, known for designing prominent public and governmental buildings in East Asia.
B. Friedrich Bessel
Friedrich Bessel was a German astronomer and mathematician renowned for his precise measurements of stellar positions and distances, including the first reliable determination of a star’s parallax.
C. Charles Messier
Charles Messier was an 18th-century French astronomer best known for compiling the Messier catalog of nebulae and star clusters to help comet hunters avoid confusing them with comets.
D. Anton von Zach
Anton von Zach was an Austrian general and staff officer best known for his role in the Napoleonic Wars, particularly during the Italian campaigns.
E. Johann Heinrich Lambert
Johann Heinrich Lambert was an 18th-century German-Swiss polymath of the Enlightenment, renowned for his pioneering work in mathematics, physics, astronomy, and philosophy, including the first rigorous proof of the irrationality of π.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Nicolas de Lacaille
Target entity description: Nicolas de Lacaille was an 18th-century French astronomer renowned for his extensive southern sky surveys and for introducing many of the modern constellations.

A. Georg de Lalande
Georg de Lalande was a German architect active in the early 20th century, known for designing prominent public and governmental buildings in East Asia.
B. Friedrich Bessel
Friedrich Bessel was a German astronomer and mathematician renowned for his precise measurements of stellar positions and distances, including the first reliable determination of a star’s parallax.
C. Charles Messier
Charles Messier was an 18th-century French astronomer best known for compiling the Messier catalog of nebulae and star clusters to help comet hunters avoid confusing them with comets.
D. Anton von Zach
Anton von Zach was an Austrian general and staff officer best known for his role in the Napoleonic Wars, particularly during the Italian campaigns.
E. Johann Heinrich Lambert
Johann Heinrich Lambert was an 18th-century German-Swiss polymath of the Enlightenment, renowned for his pioneering work in mathematics, physics, astronomy, and philosophy, including the first rigorous proof of the irrationality of π.
F. None of above. chosen

Statements (51)

Predicate	Object
instanceOf	French astronomer ⓘ astronomer ⓘ human ⓘ
birthDate	1713-03-15 ⓘ
birthPlace	Rumigny, Ardennes, France ⓘ
countryOfCitizenship	France ⓘ
deathDate	1762-03-21 ⓘ
deathPlace	Paris, France ⓘ linked to: Paris
discovered	47 Tucanae (as a notable southern cluster) ⓘ linked to: 47 Tucanae
education	Collège de Lisieux ⓘ
employer	Collège Mazarin ⓘ Paris Observatory ⓘ
era	18th century ⓘ
familyName	de Lacaille ⓘ linked to: Nicolas de Lacaille
fieldOfWork	astronomy ⓘ
givenName	Nicolas-Louis ⓘ
hasAsteroidNamedAfter	9135 Lacaille ⓘ
hasLunarCraterNamedAfter	Lacaille (lunar crater) ⓘ
influenced	development of southern hemisphere astronomy ⓘ
introducedConstellation	Antlia ⓘ Apparatus Sculptoris (later part of Sculptor) ⓘ Argo Navis (subdivisions later Vela, Carina, Puppis) ⓘ Caelum ⓘ Circinus ⓘ Fornax ⓘ linked to: Fornax constellation Horologium ⓘ Mensa ⓘ Microscopium ⓘ Norma ⓘ Octans ⓘ Pictor ⓘ Pyxis ⓘ Reticulum ⓘ Sculptor ⓘ Telescopium ⓘ
knownFor	cataloguing southern stars ⓘ introduction of modern constellations ⓘ measurement of the southern arc of the meridian ⓘ naming constellations after scientific instruments ⓘ southern sky survey ⓘ
language	French ⓘ
memberOf	French Academy of Sciences ⓘ linked to: Académie des Sciences
name	Nicolas-Louis de Lacaille ⓘ linked to: Nicolas de Lacaille
notableWork	Astronomiae Fundamenta ⓘ linked to: Fundamenta Astronomiae Coelum Australe Stelliferum ⓘ linked to: Telescopium Tables of the Sun, Moon, and Planets ⓘ
observedFrom	Cape of Good Hope ⓘ
occupation	astronomer ⓘ
religion	Roman Catholicism ⓘ
residence	Paris ⓘ
surveyed	southern celestial hemisphere ⓘ

How these facts were elicited