Caldwell 51
E1455320
UNEXPLORED
Caldwell 51 is a spiral galaxy in the constellation Leo Minor that is part of the Caldwell catalog of deep-sky objects popular with amateur astronomers.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Caldwell 51 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T20888239 — 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: Caldwell 51 Context triple: [UGC 668, alsoKnownAs, Caldwell 51]
-
A.
Caldwell 57
Caldwell 57 is a dwarf irregular galaxy in the Local Group, better known as Barnard's Galaxy (NGC 6822), located in the constellation Sagittarius.
-
B.
Caldwell 49
Caldwell 49 is a large, bright emission nebula and star-forming region in the constellation Monoceros, popularly known as the Rosette Nebula.
-
C.
Caldwell 46
Caldwell 46 is a faint, dwarf spheroidal galaxy in the constellation Leo, known for being one of the Milky Way’s satellite galaxies.
-
D.
Caldwell 14
Caldwell 14 is an open star cluster in the constellation Perseus, forming part of the famous Double Cluster visible to the naked eye in dark skies.
-
E.
Caldwell 13
Caldwell 13 is a globular star cluster in the constellation Hercules, cataloged in the Caldwell deep-sky list and observed as a dense, spherical collection of ancient stars.
- 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: Caldwell 51 Target entity description: Caldwell 51 is a spiral galaxy in the constellation Leo Minor that is part of the Caldwell catalog of deep-sky objects popular with amateur astronomers.
-
A.
Caldwell 57
Caldwell 57 is a dwarf irregular galaxy in the Local Group, better known as Barnard's Galaxy (NGC 6822), located in the constellation Sagittarius.
-
B.
Caldwell 49
Caldwell 49 is a large, bright emission nebula and star-forming region in the constellation Monoceros, popularly known as the Rosette Nebula.
-
C.
Caldwell 46
Caldwell 46 is a faint, dwarf spheroidal galaxy in the constellation Leo, known for being one of the Milky Way’s satellite galaxies.
-
D.
Caldwell 14
Caldwell 14 is an open star cluster in the constellation Perseus, forming part of the famous Double Cluster visible to the naked eye in dark skies.
-
E.
Caldwell 13
Caldwell 13 is a globular star cluster in the constellation Hercules, cataloged in the Caldwell deep-sky list and observed as a dense, spherical collection of ancient stars.
- F. None of above. chosen
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.