M51 Group
E1436705
UNEXPLORED
The M51 Group is a small nearby galaxy group in the constellation Canes Venatici, best known for containing the Whirlpool Galaxy (Messier 51) and its interacting companions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| M51 Group canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T19974197 — 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: M51 Group Context triple: [Messier 51, belongsToGalaxyGroup, M51 Group]
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A.
M81 Group
The M81 Group is a nearby collection of galaxies in the constellation Ursa Major, dominated by the large spiral galaxy Messier 81 and known for its interacting members and active star formation.
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B.
M96 Group
The M96 Group is a nearby collection of galaxies in the constellation Leo, notable for including the bright spiral galaxy Messier 96 and being part of the larger Leo I Group within the Virgo Supercluster.
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C.
NGC 4631 Group
The NGC 4631 Group is a small nearby galaxy group dominated by the edge-on spiral galaxy NGC 4631 (the Whale Galaxy), located in the constellation Canes Venatici.
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D.
M66 Group
The M66 Group is a small nearby galaxy group in the constellation Leo, best known for containing the bright spiral galaxy Messier 66 and its interacting companions.
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E.
Messier 51
Messier 51, also known as the Whirlpool Galaxy, is a famous face-on spiral galaxy in the constellation Canes Venatici noted for its striking structure and interaction with a companion galaxy.
- 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: M51 Group Target entity description: The M51 Group is a small nearby galaxy group in the constellation Canes Venatici, best known for containing the Whirlpool Galaxy (Messier 51) and its interacting companions.
-
A.
M81 Group
The M81 Group is a nearby collection of galaxies in the constellation Ursa Major, dominated by the large spiral galaxy Messier 81 and known for its interacting members and active star formation.
-
B.
M96 Group
The M96 Group is a nearby collection of galaxies in the constellation Leo, notable for including the bright spiral galaxy Messier 96 and being part of the larger Leo I Group within the Virgo Supercluster.
-
C.
NGC 4631 Group
The NGC 4631 Group is a small nearby galaxy group dominated by the edge-on spiral galaxy NGC 4631 (the Whale Galaxy), located in the constellation Canes Venatici.
-
D.
M66 Group
The M66 Group is a small nearby galaxy group in the constellation Leo, best known for containing the bright spiral galaxy Messier 66 and its interacting companions.
-
E.
Messier 51
Messier 51, also known as the Whirlpool Galaxy, is a famous face-on spiral galaxy in the constellation Canes Venatici noted for its striking structure and interaction with a companion galaxy.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.