Calar Alto Observatory
E846870
Calar Alto Observatory is a major astronomical observatory in southern Spain known for its large optical and infrared telescopes and international research collaborations.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Calar Alto Observatory canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10196728 — 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: Calar Alto Observatory Context triple: [Max Planck Institute for Astronomy, operates, Calar Alto Observatory]
-
A.
Sierra Nevada Observatory
Sierra Nevada Observatory is a high-altitude astronomical observatory in the Sierra Nevada mountains of Spain, equipped with modern telescopes for professional research in areas such as stellar and planetary astrophysics.
-
B.
Paranal Observatory
Paranal Observatory is a major astronomical research facility in Chile’s Atacama Desert that hosts the European Southern Observatory’s Very Large Telescope array.
-
C.
Observatorio Astronómico de Madrid
Observatorio Astronómico de Madrid is a historic Spanish astronomical observatory in Madrid, renowned for its neoclassical architecture and long-standing role in astronomical research and education.
-
D.
La Silla Observatory
La Silla Observatory is a major European Southern Observatory (ESO) facility in Chile known for its high-altitude optical telescopes that have contributed significantly to exoplanet and stellar research.
-
E.
Roque de los Muchachos
Roque de los Muchachos is a prominent mountain peak on the Canary Island of La Palma, known for hosting major astronomical observatories due to its high altitude and clear skies.
- 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: Calar Alto Observatory Target entity description: Calar Alto Observatory is a major astronomical observatory in southern Spain known for its large optical and infrared telescopes and international research collaborations.
-
A.
Sierra Nevada Observatory
Sierra Nevada Observatory is a high-altitude astronomical observatory in the Sierra Nevada mountains of Spain, equipped with modern telescopes for professional research in areas such as stellar and planetary astrophysics.
-
B.
Paranal Observatory
Paranal Observatory is a major astronomical research facility in Chile’s Atacama Desert that hosts the European Southern Observatory’s Very Large Telescope array.
-
C.
Observatorio Astronómico de Madrid
Observatorio Astronómico de Madrid is a historic Spanish astronomical observatory in Madrid, renowned for its neoclassical architecture and long-standing role in astronomical research and education.
-
D.
La Silla Observatory
La Silla Observatory is a major European Southern Observatory (ESO) facility in Chile known for its high-altitude optical telescopes that have contributed significantly to exoplanet and stellar research.
-
E.
Roque de los Muchachos
Roque de los Muchachos is a prominent mountain peak on the Canary Island of La Palma, known for hosting major astronomical observatories due to its high altitude and clear skies.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf | astronomical observatory ⓘ |
| abbreviation | CAHA NERFINISHED ⓘ |
| alsoKnownAs | Centro Astronómico Hispano-Alemán NERFINISHED ⓘ |
| altitude | 2168 metres ⓘ |
| climate | semi-arid mountain climate ⓘ |
| country | Spain ⓘ |
| foundingCountries |
Germany
NERFINISHED
ⓘ
Spain NERFINISHED ⓘ |
| foundingPartner |
Max Planck Society
NERFINISHED
ⓘ
Spanish National Research Council NERFINISHED ⓘ |
| hasDome |
1.23 m telescope dome
ⓘ
2.2 m telescope dome ⓘ 3.5 m telescope dome ⓘ |
| hasInstrument |
BUSCA camera
NERFINISHED
ⓘ
CARMENES spectrograph NERFINISHED ⓘ Omega2000 infrared camera NERFINISHED ⓘ PMAS integral field spectrograph NERFINISHED ⓘ |
| hasInternationalCollaboration |
European research institutions
ⓘ
German research institutions ⓘ Spanish research institutions ⓘ |
| hasTelescope |
Calar Alto 0.8 m Telescope
NERFINISHED
ⓘ
Calar Alto 1.23 m Telescope NERFINISHED ⓘ Calar Alto 1.5 m Telescope NERFINISHED ⓘ Calar Alto 2.2 m Telescope NERFINISHED ⓘ Calar Alto 3.5 m Telescope NERFINISHED ⓘ |
| hasWebsite | https://www.caha.es ⓘ |
| inaugurationYear | 1975 ⓘ |
| isMajorFacilityFor | European astronomical community ⓘ |
| isUsedFor |
astronomical surveys
ⓘ
instrument testing ⓘ professional astronomical research ⓘ |
| largestTelescopeAperture | 3.5 metres ⓘ |
| location | Sierra de Los Filabres NERFINISHED ⓘ |
| operator |
Instituto de Astrofísica de Andalucía
NERFINISHED
ⓘ
Max Planck Institute for Astronomy NERFINISHED ⓘ |
| primaryObservationType |
infrared astronomy
GENERATED
ⓘ
optical astronomy GENERATED ⓘ |
| province | Almería NERFINISHED ⓘ |
| region | Andalusia NERFINISHED ⓘ |
| researchFocus |
exoplanets
ⓘ
galaxy evolution ⓘ solar system objects ⓘ star formation ⓘ |
| skyCondition | many clear nights per year ⓘ |
| skyQuality | dark skies ⓘ |
| timezone | CET ⓘ |
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: Calar Alto Observatory Description of subject: Calar Alto Observatory is a major astronomical observatory in southern Spain known for its large optical and infrared telescopes and international research collaborations.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.