Procyon A and B
E1575951
UNEXPLORED
Procyon A and B are a nearby binary star system in the constellation Canis Minor, consisting of a bright F-type main-sequence star and a faint white dwarf companion.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Procyon A and B canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T23125486 — 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: Procyon A and B Context triple: [Alpha Canis Minoris, alsoKnownAs, Procyon A and B]
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A.
Procyon A
Procyon A is the brightest star in the constellation Canis Minor, a nearby white F-type main-sequence star visible as one of the prominent stars in the winter sky.
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B.
Procyon B
Procyon B is a faint white dwarf star that forms part of the Procyon binary system in the constellation Canis Minor (the Lesser Dog).
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C.
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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D.
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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E.
Rho Ursae Minoris
Rho Ursae Minoris is a relatively faint star located in the northern circumpolar constellation of Ursa Minor.
- 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: Procyon A and B Target entity description: Procyon A and B are a nearby binary star system in the constellation Canis Minor, consisting of a bright F-type main-sequence star and a faint white dwarf companion.
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A.
Procyon A
chosen
Procyon A is the brightest star in the constellation Canis Minor, a nearby white F-type main-sequence star visible as one of the prominent stars in the winter sky.
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B.
Procyon B
Procyon B is a faint white dwarf star that forms part of the Procyon binary system in the constellation Canis Minor (the Lesser Dog).
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C.
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.
-
D.
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.
-
E.
Rho Ursae Minoris
Rho Ursae Minoris is a relatively faint star located in the northern circumpolar constellation of Ursa Minor.
- F. None of above.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.