SAO 209384
E459128
SAO 209384 is a catalog designation for Kaus Australis, the brightest star in the constellation Sagittarius and a prominent B-type giant in the Teapot asterism.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SAO 209384 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4619086 — 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: SAO 209384 Context triple: [Kaus Australis, hasCatalogIdentifier, SAO 209384]
-
A.
SAO 94027
SAO 94027 is the catalog designation in the Smithsonian Astrophysical Observatory Star Catalog for the bright red giant star Aldebaran in the constellation Taurus.
-
B.
SAO 76199
SAO 76199 is a catalogued star in the constellation Taurus, also known by the designation 23 Tauri.
-
C.
SA-08
SA-08 is the ISO 3166-2 subdivision code assigned to Saudi Arabia’s Northern Borders Region.
-
D.
SA3
SA3 is the 3GPP security working group responsible for specifying and evolving security architecture and mechanisms across mobile communication standards.
-
E.
SAOB
SAOB is the standard historical dictionary of the Swedish language, published by the Swedish Academy.
- 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: SAO 209384 Target entity description: SAO 209384 is a catalog designation for Kaus Australis, the brightest star in the constellation Sagittarius and a prominent B-type giant in the Teapot asterism.
-
A.
SAO 94027
SAO 94027 is the catalog designation in the Smithsonian Astrophysical Observatory Star Catalog for the bright red giant star Aldebaran in the constellation Taurus.
-
B.
SAO 76199
SAO 76199 is a catalogued star in the constellation Taurus, also known by the designation 23 Tauri.
-
C.
SA-08
SA-08 is the ISO 3166-2 subdivision code assigned to Saudi Arabia’s Northern Borders Region.
-
D.
SA3
SA3 is the 3GPP security working group responsible for specifying and evolving security architecture and mechanisms across mobile communication standards.
-
E.
SAOB
SAOB is the standard historical dictionary of the Swedish language, published by the Swedish Academy.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
astronomicalObject
ⓘ
catalogStar ⓘ star ⓘ star ⓘ star ⓘ |
| ageInMillionYears | ~220 ⓘ |
| alsoKnownAs |
Epsilon Sagittarii
NERFINISHED
ⓘ
Kaus Australis NERFINISHED ⓘ |
| apparentMagnitudeV | 1.79 ⓘ |
| bayerDesignation | Epsilon Sagittarii NERFINISHED ⓘ |
| belongsToCatalog |
Henry Draper Catalogue
NERFINISHED
ⓘ
Hipparcos Catalogue NERFINISHED ⓘ SAO catalogue NERFINISHED ⓘ |
| colorIndexBminusV | −0.03 ⓘ |
| declination | −34° 23′ 05″ ⓘ |
| distanceFromEarth_ly | ~143 ⓘ |
| distanceFromEarth_pc | ~44 ⓘ |
| effectiveTemperature_K | ~9600 ⓘ |
| equatorialCoordinateSystem | ICRS NERFINISHED ⓘ |
| flamsteedDesignation | 20 Sagittarii NERFINISHED ⓘ |
| galacticLatitude_deg | −11.39 ⓘ |
| galacticLongitude_deg | 6.40 ⓘ |
| hasComponent |
SAO 209384 A
NERFINISHED
ⓘ
SAO 209384 B NERFINISHED ⓘ |
| hasConstellation | Sagittarius NERFINISHED ⓘ |
| hasProperName | Kaus Australis NERFINISHED ⓘ |
| hasVariableType | noneKnown ⓘ |
| HDDesignation | HD 181869 NERFINISHED ⓘ |
| HIPDesignation | HIP 95241 ⓘ |
| isBrightestStarIn | Sagittarius NERFINISHED ⓘ |
| isComponentOf | binaryStarSystem ⓘ |
| isLocatedIn | Milky Way NERFINISHED ⓘ |
| isPartOfAsterism | Teapot ⓘ |
| isProminentIn | southernSky ⓘ |
| isReferenceStarFor | Sagittarius constellation outlines ⓘ |
| isUsedFor | celestialNavigation ⓘ |
| isVisibleToNakedEye | true ⓘ |
| luminosityClass | giant ⓘ |
| luminosityInSolarLuminosities | ~375 ⓘ |
| massInSolarMasses | ~3.5 ⓘ |
| nameEtymology | Arabic for "bow of the south" ⓘ |
| parallax_mas | 22.4 ⓘ |
| radialVelocity_kmPerSec | −20 ⓘ |
| radiusInSolarRadii | ~6 ⓘ |
| rightAscension | 18h 24m 10.3s ⓘ |
| spectralClass | B-type ⓘ |
| spectralType | B9.5III ⓘ |
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: SAO 209384 Description of subject: SAO 209384 is a catalog designation for Kaus Australis, the brightest star in the constellation Sagittarius and a prominent B-type giant in the Teapot asterism.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.