National Astronomical Observatory (Mexico)
E38412
The National Astronomical Observatory of Mexico is a major optical and infrared observatory located in the Sierra de San Pedro Mártir mountains of Baja California, known for its high-altitude, dark-sky conditions and its role in Mexican astronomical research.
All labels observed (3)
| Label | Occurrences |
|---|---|
| National Astronomical Observatory (Mexico) canonical | 1 |
| National Astronomical Observatory of Mexico | 1 |
| national center for observational astronomy in Mexico | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T296191 — 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: National Astronomical Observatory (Mexico) Context triple: [Sierra de San Pedro Mártir, contains, National Astronomical Observatory (Mexico)]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Cerro Tololo Inter-American Observatory
Cerro Tololo Inter-American Observatory is a major astronomical observatory complex in northern Chile that hosts multiple world-class telescopes used for cutting-edge research on the universe.
-
E.
Carnegie Observatories
Carnegie Observatories is a major astronomical research institution known for operating world-class telescopes and conducting cutting-edge studies of the universe.
- 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: National Astronomical Observatory (Mexico) Target entity description: The National Astronomical Observatory of Mexico is a major optical and infrared observatory located in the Sierra de San Pedro Mártir mountains of Baja California, known for its high-altitude, dark-sky conditions and its role in Mexican astronomical research.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Cerro Tololo Inter-American Observatory
Cerro Tololo Inter-American Observatory is a major astronomical observatory complex in northern Chile that hosts multiple world-class telescopes used for cutting-edge research on the universe.
-
E.
Carnegie Observatories
Carnegie Observatories is a major astronomical research institution known for operating world-class telescopes and conducting cutting-edge studies of the universe.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical observatory
ⓘ
research institution ⓘ |
| alsoKnownAs |
OAN San Pedro Mártir
ⓘ
Observatorio Astronómico Nacional ⓘ |
| altitude | high-altitude site ⓘ |
| continent | North America ⓘ |
| country | Mexico ⓘ |
| environment |
low light pollution area
ⓘ
mountainous site ⓘ |
| focusesOn |
extragalactic astronomy
ⓘ
galactic astronomy ⓘ stellar astronomy ⓘ time-domain astronomy ⓘ |
| hasCharacteristic |
good atmospheric seeing
ⓘ
large number of clear nights per year ⓘ |
| hasClimate | dry climate suitable for observations ⓘ |
| hasFacility |
astronomical instrumentation labs
ⓘ
infrared instruments ⓘ optical telescopes ⓘ |
| hasTelescope |
0.84-meter telescope
ⓘ
1.5-meter telescope ⓘ 2.1-meter telescope ⓘ Schmidt-type telescope ⓘ |
| knownFor |
astronomical research in Mexico
ⓘ
dark-sky conditions ⓘ high-altitude observing conditions ⓘ |
| languageOfWork | Spanish ⓘ |
| locatedIn |
Baja California
ⓘ
Mexico ⓘ Sierra de San Pedro Mártir ⓘ |
| observatoryType |
infrared observatory
ⓘ
optical observatory ⓘ |
| operatedBy |
Instituto de Astronomía, UNAM
ⓘ
National Autonomous University of Mexico ⓘ |
| partOf | Mexican national research infrastructure ⓘ |
| primaryUse |
astrophysical research
ⓘ
infrared astronomy ⓘ optical astronomy ⓘ |
| region |
Parque Nacional Sierra de San Pedro Mártir
ⓘ
surface form:
Sierra de San Pedro Mártir National Park
|
| role |
National Astronomical Observatory (Mexico)
self-linksurface differs
ⓘ
surface form:
national center for observational astronomy in Mexico
|
| scientificDiscipline |
astronomy
ⓘ
astrophysics ⓘ |
| skyQuality | dark sky ⓘ |
| usedBy |
Mexican astronomers
ⓘ
international collaborators ⓘ |
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: National Astronomical Observatory (Mexico) Description of subject: The National Astronomical Observatory of Mexico is a major optical and infrared observatory located in the Sierra de San Pedro Mártir mountains of Baja California, known for its high-altitude, dark-sky conditions and its role in Mexican astronomical research.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Sierra de San Pedro Mártir
National Astronomical Observatory (Mexico)
→
role
→
National Astronomical Observatory (Mexico)
self-linksurface differs
ⓘ
this entity surface form:
national center for observational astronomy in Mexico
this entity surface form:
National Astronomical Observatory of Mexico