Cep OB2a
E1415828
UNEXPLORED
Cep OB2a is a stellar subgroup within the Cepheus OB2 association, consisting primarily of young, massive stars formed from the same molecular cloud in the Cepheus constellation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cep OB2a canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20183884 — 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: Cep OB2a Context triple: [Cepheus OB2 association, hasSubgroup, Cep OB2a]
-
A.
Cygnus OB2 #5
Cygnus OB2 #5 is a massive, luminous multiple star system in the Cygnus constellation, notable for its strong stellar winds and role as a prominent member of the Cygnus OB2 stellar association.
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B.
Cygnus OB2 #8A
Cygnus OB2 #8A is a massive, luminous binary star system within the Cygnus OB2 stellar association, notable for its strong stellar winds and intense radiation.
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C.
Cygnus OB2 association
Cygnus OB2 association is a massive, young stellar grouping rich in hot, luminous O- and B-type stars located in the constellation Cygnus.
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D.
Carina OB1 association
Carina OB1 association is a massive, young stellar association in the Carina constellation that hosts numerous hot, luminous OB stars and rich star-forming regions.
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E.
Sh2-205
Sh2-205 is a faint emission nebula cataloged in the Sharpless catalog, located in the constellation Camelopardalis.
- 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: Cep OB2a Target entity description: Cep OB2a is a stellar subgroup within the Cepheus OB2 association, consisting primarily of young, massive stars formed from the same molecular cloud in the Cepheus constellation.
-
A.
Cygnus OB2 #5
Cygnus OB2 #5 is a massive, luminous multiple star system in the Cygnus constellation, notable for its strong stellar winds and role as a prominent member of the Cygnus OB2 stellar association.
-
B.
Cygnus OB2 #8A
Cygnus OB2 #8A is a massive, luminous binary star system within the Cygnus OB2 stellar association, notable for its strong stellar winds and intense radiation.
-
C.
Cygnus OB2 association
Cygnus OB2 association is a massive, young stellar grouping rich in hot, luminous O- and B-type stars located in the constellation Cygnus.
-
D.
Carina OB1 association
Carina OB1 association is a massive, young stellar association in the Carina constellation that hosts numerous hot, luminous OB stars and rich star-forming regions.
-
E.
Sh2-205
Sh2-205 is a faint emission nebula cataloged in the Sharpless catalog, located in the constellation Camelopardalis.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.