Cambridge Observatory
E1021522
Cambridge Observatory is a historic astronomical observatory in Cambridge, England, associated with the University of Cambridge and known for its contributions to observational astronomy and timekeeping.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Cambridge Observatory canonical | 2 |
| Cambridge Observatory site | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13112000 — 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: Cambridge Observatory Context triple: [Madingley Road, near, Cambridge Observatory]
-
A.
Kew Observatory
Kew Observatory is a historic scientific observatory in southwest London, renowned for its 18th- and 19th-century work in astronomy, meteorology, and geomagnetism.
-
B.
Coats Observatory
Coats Observatory is a historic public astronomical observatory and museum in Paisley, Scotland, known for its Victorian-era telescopes and educational exhibits.
-
C.
Dudley Observatory
Dudley Observatory is a historic astronomical observatory in Albany, New York, known for its 19th-century contributions to celestial research and public science education.
-
D.
Portland Observatory
The Portland Observatory is a historic maritime signal tower in Portland, Maine, and the last surviving structure of its kind in the United States.
-
E.
Armagh Observatory
Armagh Observatory is a historic astronomical research institution in Northern Ireland known for its long-running observations and contributions to the study of the night sky.
- 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: Cambridge Observatory Target entity description: Cambridge Observatory is a historic astronomical observatory in Cambridge, England, associated with the University of Cambridge and known for its contributions to observational astronomy and timekeeping.
-
A.
Kew Observatory
Kew Observatory is a historic scientific observatory in southwest London, renowned for its 18th- and 19th-century work in astronomy, meteorology, and geomagnetism.
-
B.
Coats Observatory
Coats Observatory is a historic public astronomical observatory and museum in Paisley, Scotland, known for its Victorian-era telescopes and educational exhibits.
-
C.
Dudley Observatory
Dudley Observatory is a historic astronomical observatory in Albany, New York, known for its 19th-century contributions to celestial research and public science education.
-
D.
Portland Observatory
The Portland Observatory is a historic maritime signal tower in Portland, Maine, and the last surviving structure of its kind in the United States.
-
E.
Armagh Observatory
Armagh Observatory is a historic astronomical research institution in Northern Ireland known for its long-running observations and contributions to the study of the night sky.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical observatory
ⓘ
historic building ⓘ |
| affiliation |
Institute of Astronomy, University of Cambridge
ⓘ
University of Cambridge ⓘ
linked to:
Cambridge University
|
| architect | Charles Humfrey ⓘ |
| architecturalStyle | Neoclassical architecture ⓘ |
| category |
Astronomical observatories in England
ⓘ
Buildings and structures in Cambridge ⓘ Grade II listed buildings in Cambridgeshire ⓘ University of Cambridge buildings ⓘ |
| constructionStart | 1822 ⓘ |
| coordinateLocation | 52.208°N 0.060°E ⓘ |
| country | United Kingdom ⓘ |
| hasCollection |
astronomical clocks
ⓘ
historical astronomical instruments ⓘ |
| hasPart |
Northumberland Telescope
ⓘ
Thorrowgood Telescope ⓘ clock room ⓘ meridian room ⓘ observatory dome ⓘ |
| hasUse |
historical time service for Cambridge
ⓘ
public outreach in astronomy ⓘ |
| heritageDesignation |
Grade II listed building
ⓘ
listed building in the United Kingdom ⓘ |
| inception | 1823 ⓘ |
| knownFor |
meridian observations
ⓘ
observational astronomy ⓘ timekeeping ⓘ |
| locatedIn |
Cambridge
ⓘ
linked to:
Cambridge, England
England ⓘ |
| locatedInTimeZone |
Europe/London
ⓘ
UTC±00:00 ⓘ |
| locatedNear |
Cambridge city centre
ⓘ
Madingley Road Park and Ride ⓘ |
| locatedOn | Madingley Road ⓘ |
| operatedBy |
Institute of Astronomy, University of Cambridge
ⓘ
University of Cambridge ⓘ
linked to:
Cambridge University
|
| ownedBy |
University of Cambridge
ⓘ
linked to:
Cambridge University
|
| partOf |
Institute of Astronomy site, Cambridge
ⓘ
astronomy heritage of the University of Cambridge ⓘ |
| significantEvent |
establishment of the Cambridge meridian
ⓘ
installation of the Northumberland Telescope ⓘ installation of the Thorrowgood Telescope ⓘ |
| usedFor |
astronomical research
ⓘ
positional astronomy ⓘ teaching of astronomy ⓘ time 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: Cambridge Observatory Description of subject: Cambridge Observatory is a historic astronomical observatory in Cambridge, England, associated with the University of Cambridge and known for its contributions to observational astronomy and timekeeping.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Cambridge Observatory