Alpha Draconis
E1497696
UNEXPLORED
Alpha Draconis, also known as Thuban, is a star in the constellation Draco that once served as the Earth's North Star due to the precession of the planet's axis.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Alpha Draconis canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T21703066 — 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: Alpha Draconis Context triple: [Draco, ThubanDesignation, Alpha Draconis]
-
A.
Gamma Draconis
Gamma Draconis is a prominent red giant star in the constellation Draco, historically important as a reference point in early stellar parallax measurements.
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B.
Alpha Hydri
Alpha Hydri is the brightest star in the southern constellation Hydrus, visible to the naked eye and used as a reference point in southern sky observations.
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C.
Gamma Doradus
Gamma Doradus is a variable star in the southern constellation Dorado, serving as the prototype of the Gamma Doradus class of pulsating variables.
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D.
Alpha Gruis
Alpha Gruis is the brightest star in the constellation Grus, a prominent blue-white star visible in the southern sky.
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E.
Delta Cygni
Delta Cygni is a multiple star system in the constellation Cygnus, notable as one of its brighter stars and a future candidate for the Northern Pole Star due to Earth's axial precession.
- 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: Alpha Draconis Target entity description: Alpha Draconis, also known as Thuban, is a star in the constellation Draco that once served as the Earth's North Star due to the precession of the planet's axis.
-
A.
Gamma Draconis
Gamma Draconis is a prominent red giant star in the constellation Draco, historically important as a reference point in early stellar parallax measurements.
-
B.
Alpha Hydri
Alpha Hydri is the brightest star in the southern constellation Hydrus, visible to the naked eye and used as a reference point in southern sky observations.
-
C.
Gamma Doradus
Gamma Doradus is a variable star in the southern constellation Dorado, serving as the prototype of the Gamma Doradus class of pulsating variables.
-
D.
Alpha Gruis
Alpha Gruis is the brightest star in the constellation Grus, a prominent blue-white star visible in the southern sky.
-
E.
Delta Cygni
Delta Cygni is a multiple star system in the constellation Cygnus, notable as one of its brighter stars and a future candidate for the Northern Pole Star due to Earth's axial precession.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.