Kaus Borealis
E103072
Kaus Borealis is a prominent star in the constellation Sagittarius, marking the northernmost point of the constellation’s characteristic “Teapot” asterism.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Kaus Borealis canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T869243 — 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: Kaus Borealis Context triple: [Sagittarius, brightStar, Kaus Borealis]
-
A.
Kaus Australis
Kaus Australis is a prominent blue-white giant star in the constellation Sagittarius, notable as one of its brightest and most easily visible members.
-
B.
Aurora Borealis
Aurora Borealis is a famous 1865 landscape painting by American artist Frederic Edwin Church that dramatically depicts the northern lights over an Arctic scene.
-
C.
Aurora
Aurora is a major city in northeastern Illinois, known as a key suburb of Chicago and a regional center for industry, transportation, and technology.
-
D.
Aurora
Aurora is a suburban town in central York Region, Ontario, known as an affluent residential community within the Greater Toronto Area.
-
E.
Aurora
Aurora is a major suburban city in the Denver metropolitan area of Colorado, known for its diverse population, extensive parks and open spaces, and role as a key economic and residential hub on the eastern side of the metro region.
- 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: Kaus Borealis Target entity description: Kaus Borealis is a prominent star in the constellation Sagittarius, marking the northernmost point of the constellation’s characteristic “Teapot” asterism.
-
A.
Kaus Australis
Kaus Australis is a prominent blue-white giant star in the constellation Sagittarius, notable as one of its brightest and most easily visible members.
-
B.
Aurora Borealis
Aurora Borealis is a famous 1865 landscape painting by American artist Frederic Edwin Church that dramatically depicts the northern lights over an Arctic scene.
-
C.
Aurora
Aurora is a major city in northeastern Illinois, known as a key suburb of Chicago and a regional center for industry, transportation, and technology.
-
D.
Aurora
Aurora is a suburban town in central York Region, Ontario, known as an affluent residential community within the Greater Toronto Area.
-
E.
Aurora
Aurora is a major suburban city in the Denver metropolitan area of Colorado, known for its diverse population, extensive parks and open spaces, and role as a key economic and residential hub on the eastern side of the metro region.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical object
ⓘ
celestial body ⓘ star ⓘ |
| apparentMagnitude | about 2.8 ⓘ |
| asterism |
the Teapot
ⓘ
surface form:
Teapot
|
| BayerDesignation |
Lambda Sagittarii
ⓘ
surface form:
λ Sagittarii
|
| belongsTo | Milky Way ⓘ |
| colorIndex | orange ⓘ |
| constellation | Sagittarius ⓘ |
| culturalSignificance | used as a reference star for locating the Teapot in Sagittarius ⓘ |
| declination | approximately −25° 25′ ⓘ |
| distanceFromEarth |
about 24 parsecs
ⓘ
about 78 light-years ⓘ |
| equatorialCoordinateSystem | used ⓘ |
| evolutionaryStage | giant star ⓘ |
| galacticObjectType | Milky Way field star ⓘ |
| hasProperNameApprovedBy | International Astronomical Union ⓘ |
| hemisphere | southern celestial hemisphere ⓘ |
| IAUConstellation | Sagittarius ⓘ |
| isPartOf |
Teapot asterism
ⓘ
surface form:
Sagittarius Teapot asterism
Sagittarius constellation pattern ⓘ |
| locationInConstellation | northernmost star of the Sagittarius Teapot ⓘ |
| meaningOfName | northern bow ⓘ |
| otherName | Lambda Sagittarii ⓘ |
| rightAscension | approximately 18h 27m ⓘ |
| roleInAsterism | marks the northernmost point of the Teapot asterism ⓘ |
| spectralType | K0III ⓘ |
| traditionalName | Kaus Borealis self-link ⓘ |
| visibility |
best seen in northern summer
ⓘ
visible to the naked eye ⓘ |
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: Kaus Borealis Description of subject: Kaus Borealis is a prominent star in the constellation Sagittarius, marking the northernmost point of the constellation’s characteristic “Teapot” asterism.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.