Caldwell 64
E1478776
UNEXPLORED
Caldwell 64 is a young, bright open star cluster in the constellation Canis Major, notable for being dominated by the luminous star Tau Canis Majoris.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Caldwell 64 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T21348011 — 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 64 Context triple: [NGC 2362, hasAlternativeName, Caldwell 64]
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A.
Caldwell 64
Caldwell 64 is a spiral galaxy in the constellation Coma Berenices, better known as Messier 64 or the Black Eye Galaxy, noted for its striking dark dust lane across its bright nucleus.
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B.
Caldwell 76
Caldwell 76 is an open star cluster in the constellation Scorpius, notable for its young, massive stars and rich appearance in binoculars and small telescopes.
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C.
Caldwell 74
Caldwell 74 is a bright, well-known planetary nebula in the constellation Vela, popularly called the Southern Ring Nebula.
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D.
Caldwell 73
Caldwell 73 is a nearby blue compact dwarf galaxy in the constellation Centaurus, notable for its intense starburst activity and rich population of young star clusters.
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E.
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.
- 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 64 Target entity description: Caldwell 64 is a young, bright open star cluster in the constellation Canis Major, notable for being dominated by the luminous star Tau Canis Majoris.
-
A.
Caldwell 64
Caldwell 64 is a spiral galaxy in the constellation Coma Berenices, better known as Messier 64 or the Black Eye Galaxy, noted for its striking dark dust lane across its bright nucleus.
-
B.
Caldwell 76
Caldwell 76 is an open star cluster in the constellation Scorpius, notable for its young, massive stars and rich appearance in binoculars and small telescopes.
-
C.
Caldwell 74
Caldwell 74 is a bright, well-known planetary nebula in the constellation Vela, popularly called the Southern Ring Nebula.
-
D.
Caldwell 73
Caldwell 73 is a nearby blue compact dwarf galaxy in the constellation Centaurus, notable for its intense starburst activity and rich population of young star clusters.
-
E.
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.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.