Caldwell 18
E1345448
UNEXPLORED
Caldwell 18 is a dwarf elliptical galaxy in the constellation Cassiopeia and a satellite of the Andromeda Galaxy, notable for its rich population of old stars and star clusters.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Caldwell 18 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T18842884 — 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 18 Context triple: [NGC 185, alsoKnownAs, Caldwell 18]
-
A.
Caldwell 20
Caldwell 20 is a large, bright emission nebula in the constellation Cygnus, notable for its distinctive shape resembling the outline of the North American continent.
-
B.
Caldwell 74
Caldwell 74 is a bright, well-known planetary nebula in the constellation Vela, popularly called the Southern Ring Nebula.
-
C.
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.
-
D.
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.
-
E.
Caldwell 94
Caldwell 94 is a rich, compact open star cluster in the constellation Centaurus, popularly known as the Jewel Box for its strikingly colorful 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 18 Target entity description: Caldwell 18 is a dwarf elliptical galaxy in the constellation Cassiopeia and a satellite of the Andromeda Galaxy, notable for its rich population of old stars and star clusters.
-
A.
Caldwell 20
Caldwell 20 is a large, bright emission nebula in the constellation Cygnus, notable for its distinctive shape resembling the outline of the North American continent.
-
B.
Caldwell 74
Caldwell 74 is a bright, well-known planetary nebula in the constellation Vela, popularly called the Southern Ring Nebula.
-
C.
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.
-
D.
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.
-
E.
Caldwell 94
Caldwell 94 is a rich, compact open star cluster in the constellation Centaurus, popularly known as the Jewel Box for its strikingly colorful stars.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.