Perek-Kohoutek catalog of planetary nebulae
E1497930
UNEXPLORED
The Perek-Kohoutek catalog of planetary nebulae is a comprehensive astronomical catalog that systematically lists and describes known planetary nebulae in the Milky Way.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Perek-Kohoutek catalog of planetary nebulae canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T21720315 — 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: Perek-Kohoutek catalog of planetary nebulae Context triple: [Medusa Nebula, catalog, Perek-Kohoutek catalog of planetary nebulae]
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A.
Index Catalogue of Nebulae and Clusters of Stars
The Index Catalogue of Nebulae and Clusters of Stars is a major astronomical catalog that expanded and supplemented the New General Catalogue (NGC) with thousands of additional deep-sky objects, becoming a foundational reference for observational astronomy.
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B.
Revised Shapley–Ames Catalog
The Revised Shapley–Ames Catalog is an astronomical catalog that lists bright galaxies, providing standardized data and classifications widely used in extragalactic astronomy.
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C.
General Catalogue of Nebulae and Clusters of Stars
The General Catalogue of Nebulae and Clusters of Stars is a 19th-century astronomical catalog compiled by John Herschel that systematically lists and describes thousands of nebulae and star clusters, forming a foundation for later catalogs such as the New General Catalogue (NGC).
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D.
Blue Planetary Nebula
The Blue Planetary Nebula is a striking, blue-hued planetary nebula located in the constellation Centaurus, formed from the ionized gas ejected by a dying star.
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E.
Lynds Dark Nebula catalog
The Lynds Dark Nebula catalog is an astronomical catalog compiled by Beverly T. Lynds that lists and classifies dark interstellar clouds based on their opacity and appearance in photographic sky surveys.
- 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: Perek-Kohoutek catalog of planetary nebulae Target entity description: The Perek-Kohoutek catalog of planetary nebulae is a comprehensive astronomical catalog that systematically lists and describes known planetary nebulae in the Milky Way.
-
A.
Index Catalogue of Nebulae and Clusters of Stars
The Index Catalogue of Nebulae and Clusters of Stars is a major astronomical catalog that expanded and supplemented the New General Catalogue (NGC) with thousands of additional deep-sky objects, becoming a foundational reference for observational astronomy.
-
B.
Revised Shapley–Ames Catalog
The Revised Shapley–Ames Catalog is an astronomical catalog that lists bright galaxies, providing standardized data and classifications widely used in extragalactic astronomy.
-
C.
General Catalogue of Nebulae and Clusters of Stars
The General Catalogue of Nebulae and Clusters of Stars is a 19th-century astronomical catalog compiled by John Herschel that systematically lists and describes thousands of nebulae and star clusters, forming a foundation for later catalogs such as the New General Catalogue (NGC).
-
D.
Blue Planetary Nebula
The Blue Planetary Nebula is a striking, blue-hued planetary nebula located in the constellation Centaurus, formed from the ionized gas ejected by a dying star.
-
E.
Lynds Dark Nebula catalog
The Lynds Dark Nebula catalog is an astronomical catalog compiled by Beverly T. Lynds that lists and classifies dark interstellar clouds based on their opacity and appearance in photographic sky surveys.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.