Messier 7
E1393874
UNEXPLORED
Messier 7 is a bright open star cluster in the constellation Scorpius, easily visible to the naked eye and one of the oldest known open clusters.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Messier 7 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T19686334 — 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: Messier 7 Context triple: [Ptolemy Cluster, otherName, Messier 7]
-
A.
Messier 72
Messier 72 is a distant, relatively faint globular star cluster located in the constellation Aquarius.
-
B.
Messier 73
Messier 73 is a small asterism of four stars in the constellation Aquarius that was historically cataloged as a deep-sky object by Charles Messier.
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C.
Messier 70
Messier 70 is a dense globular star cluster located in the constellation Sagittarius near the center of the Milky Way galaxy.
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D.
Messier 6
Messier 6, also known as the Butterfly Cluster, is a bright open star cluster in the constellation Scorpius visible to the naked eye under dark skies.
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E.
Messier 45
Messier 45, commonly known as the Pleiades, is a prominent open star cluster in the constellation Taurus, easily visible to the naked eye and famous in many cultures worldwide.
- 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: Messier 7 Target entity description: Messier 7 is a bright open star cluster in the constellation Scorpius, easily visible to the naked eye and one of the oldest known open clusters.
-
A.
Messier 72
Messier 72 is a distant, relatively faint globular star cluster located in the constellation Aquarius.
-
B.
Messier 73
Messier 73 is a small asterism of four stars in the constellation Aquarius that was historically cataloged as a deep-sky object by Charles Messier.
-
C.
Messier 70
Messier 70 is a dense globular star cluster located in the constellation Sagittarius near the center of the Milky Way galaxy.
-
D.
Messier 6
Messier 6, also known as the Butterfly Cluster, is a bright open star cluster in the constellation Scorpius visible to the naked eye under dark skies.
-
E.
Messier 45
Messier 45, commonly known as the Pleiades, is a prominent open star cluster in the constellation Taurus, easily visible to the naked eye and famous in many cultures worldwide.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.