visual companion Sterope II (21 Tauri)
E1482102
UNEXPLORED
Visual companion Sterope II (21 Tauri) is a relatively faint star in the Pleiades open cluster, appearing close on the sky to Sterope I and historically noted as a double star visible to keen-eyed observers.
All labels observed (1)
| Label | Occurrences |
|---|---|
| visual companion Sterope II (21 Tauri) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T21410120 — 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: visual companion Sterope II (21 Tauri) Context triple: [HD 23850, hasCompanion, visual companion Sterope II (21 Tauri)]
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A.
21 Tauri
21 Tauri, also known as Sterope I, is a relatively faint star in the Pleiades open star cluster in the constellation Taurus.
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B.
Beta Scorpii
Beta Scorpii is a bright multiple-star system in the constellation Scorpius, prominent in the night sky near the heart of the Scorpion.
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C.
Lambda Scorpii
Lambda Scorpii, also known as Shaula, is a bright multiple star system marking the stinger of the constellation Scorpius and ranking among the most luminous stars visible to the naked eye.
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D.
Theta Scorpii A
Theta Scorpii A is the bright, evolved giant star that forms the primary component of the Sargas stellar system in the constellation Scorpius.
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E.
Sigma Sagittarii
Sigma Sagittarii is a bright blue-white giant star in the constellation Sagittarius, marking one of the prominent points of the Teapot asterism.
- 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: visual companion Sterope II (21 Tauri) Target entity description: Visual companion Sterope II (21 Tauri) is a relatively faint star in the Pleiades open cluster, appearing close on the sky to Sterope I and historically noted as a double star visible to keen-eyed observers.
-
A.
21 Tauri
21 Tauri, also known as Sterope I, is a relatively faint star in the Pleiades open star cluster in the constellation Taurus.
-
B.
Beta Scorpii
Beta Scorpii is a bright multiple-star system in the constellation Scorpius, prominent in the night sky near the heart of the Scorpion.
-
C.
Lambda Scorpii
Lambda Scorpii, also known as Shaula, is a bright multiple star system marking the stinger of the constellation Scorpius and ranking among the most luminous stars visible to the naked eye.
-
D.
Theta Scorpii A
Theta Scorpii A is the bright, evolved giant star that forms the primary component of the Sargas stellar system in the constellation Scorpius.
-
E.
Sigma Sagittarii
Sigma Sagittarii is a bright blue-white giant star in the constellation Sagittarius, marking one of the prominent points of the Teapot asterism.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.