HD 159561
E1404387
UNEXPLORED
HD 159561, better known as Rasalhague, is the brightest star in the constellation Ophiuchus and a prominent white giant visible in the northern sky.
All labels observed (1)
| Label | Occurrences |
|---|---|
| HD 159561 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T19932161 — 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: HD 159561 Context triple: [Rasalhague, hasHDDesignation, HD 159561]
-
A.
HD 159532
HD 159532, better known as Sargas, is a bright giant star in the constellation Scorpius.
-
B.
HD 158926
HD 158926 is the stellar catalog designation for Shaula, a bright multiple star system that is the second-brightest star in the constellation Scorpius and one of the most luminous stars visible to the naked eye.
-
C.
HD 48915
HD 48915 is the Henry Draper Catalogue designation for Sirius, the brightest star in the night sky located in the constellation Canis Major.
-
D.
HD 281159
HD 281159 is a young, massive star located in the Perseus OB2 stellar association, a nearby region of recent star formation in the constellation Perseus.
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E.
HD 196050
HD 196050 is a Sun-like star in the constellation Pavo known for hosting at least one exoplanet.
- 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: HD 159561 Target entity description: HD 159561, better known as Rasalhague, is the brightest star in the constellation Ophiuchus and a prominent white giant visible in the northern sky.
-
A.
HD 159532
HD 159532, better known as Sargas, is a bright giant star in the constellation Scorpius.
-
B.
HD 158926
HD 158926 is the stellar catalog designation for Shaula, a bright multiple star system that is the second-brightest star in the constellation Scorpius and one of the most luminous stars visible to the naked eye.
-
C.
HD 48915
HD 48915 is the Henry Draper Catalogue designation for Sirius, the brightest star in the night sky located in the constellation Canis Major.
-
D.
HD 281159
HD 281159 is a young, massive star located in the Perseus OB2 stellar association, a nearby region of recent star formation in the constellation Perseus.
-
E.
HD 196050
HD 196050 is a Sun-like star in the constellation Pavo known for hosting at least one exoplanet.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.