NGC 2158
E1543710
UNEXPLORED
NGC 2158 is a rich, compact open star cluster located near M35 in the constellation Gemini, notable for its great age and distance from Earth.
All labels observed (1)
| Label | Occurrences |
|---|---|
| NGC 2158 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T20981478 — 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: NGC 2158 Context triple: [Gemini, containsDeepSkyObject, NGC 2158]
-
A.
NGC 2183
NGC 2183 is a reflection nebula and star-forming region located in the constellation Monoceros.
-
B.
NGC 221
NGC 221 is a compact dwarf elliptical galaxy in the Local Group, best known as the bright satellite galaxy M32 orbiting the Andromeda Galaxy.
-
C.
NGC 2238
NGC 2238 is a star cluster or nebular region that forms part of the larger Rosette Nebula complex in the constellation Monoceros.
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D.
NGC 2287
NGC 2287 is an open star cluster in the constellation Canis Major, visible to the naked eye and notable for its bright, relatively young stars.
-
E.
NGC 2146
NGC 2146 is a heavily distorted starburst galaxy undergoing intense star formation, located in the northern 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: NGC 2158 Target entity description: NGC 2158 is a rich, compact open star cluster located near M35 in the constellation Gemini, notable for its great age and distance from Earth.
-
A.
NGC 2183
NGC 2183 is a reflection nebula and star-forming region located in the constellation Monoceros.
-
B.
NGC 221
NGC 221 is a compact dwarf elliptical galaxy in the Local Group, best known as the bright satellite galaxy M32 orbiting the Andromeda Galaxy.
-
C.
NGC 2238
NGC 2238 is a star cluster or nebular region that forms part of the larger Rosette Nebula complex in the constellation Monoceros.
-
D.
NGC 2287
NGC 2287 is an open star cluster in the constellation Canis Major, visible to the naked eye and notable for its bright, relatively young stars.
-
E.
NGC 2146
NGC 2146 is a heavily distorted starburst galaxy undergoing intense star formation, located in the northern constellation Camelopardalis.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
constellation Gemini