Achernar binary system
E1532910
UNEXPLORED
The Achernar binary system is a stellar system dominated by the bright, rapidly rotating Be star Achernar and its close companion, located in the constellation Eridanus.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Achernar binary system canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T22355584 — 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: Achernar binary system Context triple: [Achernar, isPartOfSystem, Achernar binary system]
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A.
YY Geminorum
YY Geminorum is a close eclipsing binary system of red dwarf stars that forms the faint third component of the Castor multiple star system in the constellation Gemini.
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B.
Beta Leporis system
The Beta Leporis system is a stellar system in the constellation Lepus, dominated by the bright giant star Nihal.
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C.
Plaskett’s Star
Plaskett’s Star is a massive, highly luminous spectroscopic binary system composed of two very hot O-type stars, notable as one of the most massive known binary star systems in the Milky Way.
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D.
Gamma Hydrae
Gamma Hydrae is a bright yellow giant star in the constellation Hydra, visible to the naked eye and notable as one of the constellation’s prominent members.
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E.
BM Scorpii
BM Scorpii is a luminous red supergiant star in the constellation Scorpius that serves as the visually dominant member of the Butterfly Cluster (Messier 6).
- 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: Achernar binary system Target entity description: The Achernar binary system is a stellar system dominated by the bright, rapidly rotating Be star Achernar and its close companion, located in the constellation Eridanus.
-
A.
YY Geminorum
YY Geminorum is a close eclipsing binary system of red dwarf stars that forms the faint third component of the Castor multiple star system in the constellation Gemini.
-
B.
Beta Leporis system
The Beta Leporis system is a stellar system in the constellation Lepus, dominated by the bright giant star Nihal.
-
C.
Plaskett’s Star
Plaskett’s Star is a massive, highly luminous spectroscopic binary system composed of two very hot O-type stars, notable as one of the most massive known binary star systems in the Milky Way.
-
D.
Gamma Hydrae
Gamma Hydrae is a bright yellow giant star in the constellation Hydra, visible to the naked eye and notable as one of the constellation’s prominent members.
-
E.
BM Scorpii
BM Scorpii is a luminous red supergiant star in the constellation Scorpius that serves as the visually dominant member of the Butterfly Cluster (Messier 6).
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.