Paris Observatory
E202557
Paris Observatory is a historic astronomical research institution in Paris, France, renowned as one of the world’s oldest and most influential observatories in the development of modern astronomy.
All labels observed (7)
How this entity was disambiguated
This entity first appeared as the object of triple T1811645 — 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: Paris Observatory Context triple: [Arago, employer, Paris Observatory]
-
A.
Observatoire de Nice
Observatoire de Nice is a historic astronomical observatory in Nice, France, known for its significant contributions to observational astronomy and astrophysics.
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B.
Palermo Astronomical Observatory
The Palermo Astronomical Observatory is a historic Italian observatory in Sicily renowned for early 19th-century discoveries, including the dwarf planet Ceres.
-
C.
Las Campanas Observatory
Las Campanas Observatory is a major astronomical observatory in Chile renowned for its high-quality observing conditions and its role in cutting-edge optical and infrared astronomy.
-
D.
European Southern Observatory
The European Southern Observatory is an intergovernmental astronomy organization that designs, builds, and operates some of the world’s most advanced ground-based telescopes in the southern hemisphere.
-
E.
Mount Wilson Observatory
Mount Wilson Observatory is a historic astronomical observatory in California renowned for its early 20th-century telescopes and pioneering contributions to stellar and galactic astronomy.
- 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: Paris Observatory Target entity description: Paris Observatory is a historic astronomical research institution in Paris, France, renowned as one of the world’s oldest and most influential observatories in the development of modern astronomy.
-
A.
Observatoire de Nice
Observatoire de Nice is a historic astronomical observatory in Nice, France, known for its significant contributions to observational astronomy and astrophysics.
-
B.
Palermo Astronomical Observatory
The Palermo Astronomical Observatory is a historic Italian observatory in Sicily renowned for early 19th-century discoveries, including the dwarf planet Ceres.
-
C.
Las Campanas Observatory
Las Campanas Observatory is a major astronomical observatory in Chile renowned for its high-quality observing conditions and its role in cutting-edge optical and infrared astronomy.
-
D.
European Southern Observatory
The European Southern Observatory is an intergovernmental astronomy organization that designs, builds, and operates some of the world’s most advanced ground-based telescopes in the southern hemisphere.
-
E.
Mount Wilson Observatory
Mount Wilson Observatory is a historic astronomical observatory in California renowned for its early 20th-century telescopes and pioneering contributions to stellar and galactic astronomy.
- F. None of above. chosen
Statements (79)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical observatory
ⓘ
research institution ⓘ scientific organization ⓘ |
| affiliation |
Centre National de la Recherche Scientifique
ⓘ
surface form:
CNRS
Sorbonne University ⓘ |
| alsoKnownAs |
Paris Observatory
ⓘ
surface form:
Observatoire de Paris
|
| architect | Claude Perrault ⓘ |
| collaboratesWith |
CNES
ⓘ
European Southern Observatory ⓘ
surface form:
ESO
European Space Agency ⓘ |
| commissionedBy | Louis XIV of France ⓘ |
| contributedToDiscoveryOf |
Neptune
ⓘ
surface form:
Neptune (via Urbain Le Verrier)
|
| coordinates | 48.8367°N 2.3369°E ⓘ |
| country | France ⓘ |
| designedBy | Claude Perrault ⓘ |
| employs |
astronomers
ⓘ
astrophysicists ⓘ engineers ⓘ technicians ⓘ |
| fieldOfWork |
astronomy
ⓘ
astrophysics ⓘ celestial mechanics ⓘ planetary science ⓘ space geodesy ⓘ timekeeping ⓘ |
| foundedInCity | Paris ⓘ |
| foundedUnderDirectionOf | Jean-Baptiste Colbert ⓘ |
| foundingDate | 1667 ⓘ |
| governedBy | French Ministry of Higher Education and Research ⓘ |
| hasBranch |
Observatory of Meudon
ⓘ
surface form:
Meudon Observatory
Nançay Radio Observatory ⓘ Observatory of Meudon ⓘ
surface form:
Site de Meudon
|
| hasCollection |
astronomical archives
ⓘ
astrophotographic plates ⓘ historical astronomical instruments ⓘ |
| hasDome | main dome at Paris site ⓘ |
| hasEducationalRole | training of graduate students in astronomy and astrophysics ⓘ |
| hasInstrument |
equatorial telescopes
ⓘ
large meridian telescope ⓘ radio astronomy instruments at Nançay ⓘ solar telescopes ⓘ |
| hasMainBuilding | Paris Observatory headquarters on Avenue de l’Observatoire ⓘ |
| hasMotto | “Comprendre l’Univers” (approximate institutional slogan, may vary over time) ⓘ |
| hasResearchUnit |
GEPI (Galaxies, Stars, Physics and Instrumentation)
ⓘ
LESIA (Laboratory for Space Studies and Instrumentation in Astrophysics) ⓘ LUTH (Laboratory Universe and Theories) ⓘ SYRTE (Time-Space Reference Systems) ⓘ |
| hasWebsite | https://www.obspm.fr ⓘ |
| heritageStatus | historic monument of France (parts of the site) ⓘ |
| historicalRole |
major center for the development of modern astronomy
ⓘ
one of the oldest observatories still in operation ⓘ |
| inception | 1667 ⓘ |
| locatedIn |
14th arrondissement of Paris
ⓘ
Paris ⓘ Île-de-France region ⓘ
surface form:
Île-de-France
|
| memberOf |
International Astronomical Union
ⓘ
surface form:
International Astronomical Union (institutional participation)
|
| nativeName |
Paris Observatory
self-linksurface differs
ⓘ
surface form:
Observatoire de Paris
|
| notableAstronomer |
André Danjon
ⓘ
François Arago ⓘ Giovanni Domenico Cassini ⓘ Henri Poincaré ⓘ Henrietta Swan Leavitt ⓘ
surface form:
Henrietta Swan Leavitt (collaborative work context)
Jean-Claude Pecker ⓘ Jules Janssen ⓘ Urbain Le Verrier ⓘ |
| operatedBy |
Paris Observatory
self-linksurface differs
ⓘ
surface form:
Paris Observatory (institution)
|
| operates |
Observatory of Meudon
ⓘ
surface form:
Meudon solar tower
Nançay Radio Observatory ⓘ
surface form:
Nançay Radio Telescope
|
| participatedIn |
Gaia Data Processing and Analysis Consortium
ⓘ
surface form:
Gaia mission (data analysis and science)
Hipparcos satellite ⓘ
surface form:
Hipparcos mission (astrometry)
|
| partOf |
Université Paris Sciences et Lettres (PSL University)
ⓘ
surface form:
Paris Sciences et Lettres University
|
| primaryLanguage | French ⓘ |
| streetAddress | 61 avenue de l’Observatoire, 75014 Paris ⓘ |
| timezone | Europe/Paris ⓘ |
| usedFor |
astrometric measurements
ⓘ
astronomical observations ⓘ ephemeris computation ⓘ space mission support ⓘ time standard determination ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Paris Observatory Description of subject: Paris Observatory is a historic astronomical research institution in Paris, France, renowned as one of the world’s oldest and most influential observatories in the development of modern astronomy.
Referenced by (27)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Observatoire de Paris (architectural contributions)
this entity surface form:
Observatoire de Paris
this entity surface form:
Observatoire de Paris
this entity surface form:
Paris Observatory (institution)
this entity surface form:
Observatoire de Paris
this entity surface form:
Observatoire de Paris
subject surface form:
Université Paris Sciences et Lettres
this entity surface form:
Observatoire de Paris – PSL
this entity surface form:
Observatoire de Paris
this entity surface form:
Observatoire de Paris (historical name: arrondissement de l’Observatoire)
this entity surface form:
Observatoire de Paris
this entity surface form:
Paris Observatory Reference Systems group
subject surface form:
Wolf–Rayet star