Index Catalogue
E459106
The Index Catalogue is an astronomical catalog that extends the New General Catalogue by listing additional nebulae, star clusters, and galaxies.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Index Catalogue canonical | 33 |
| Index Catalogue (IC) | 2 |
| Index Catalogue I | 1 |
| Second Index Catalogue | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4618575 — 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: Index Catalogue Context triple: [IC 10, catalog, Index Catalogue]
-
A.
Index Chemicus
Index Chemicus is a specialized abstracting and indexing service that provides comprehensive coverage of newly reported organic compounds and synthetic methods in the chemical literature.
-
B.
Book Citation Index
Book Citation Index is a scholarly database within the Web of Science platform that indexes and tracks citation data for academic books and book chapters across disciplines.
-
C.
OPAC
OPAC is an international human rights treaty that strengthens the Convention on the Rights of the Child by prohibiting the compulsory recruitment and direct participation of children under 18 in armed conflict.
-
D.
Dewey Decimal Classification
Dewey Decimal Classification is a widely used library classification system that organizes knowledge into ten main subject classes, each subdivided into more specific numeric categories.
-
E.
IDX
IDX is a simple binary file format commonly used to store multidimensional numerical arrays, such as the handwritten digit images and labels in the MNIST dataset.
- 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: Index Catalogue Target entity description: The Index Catalogue is an astronomical catalog that extends the New General Catalogue by listing additional nebulae, star clusters, and galaxies.
-
A.
Index Chemicus
Index Chemicus is a specialized abstracting and indexing service that provides comprehensive coverage of newly reported organic compounds and synthetic methods in the chemical literature.
-
B.
Book Citation Index
Book Citation Index is a scholarly database within the Web of Science platform that indexes and tracks citation data for academic books and book chapters across disciplines.
-
C.
OPAC
OPAC is an international human rights treaty that strengthens the Convention on the Rights of the Child by prohibiting the compulsory recruitment and direct participation of children under 18 in armed conflict.
-
D.
Dewey Decimal Classification
Dewey Decimal Classification is a widely used library classification system that organizes knowledge into ten main subject classes, each subdivided into more specific numeric categories.
-
E.
IDX
IDX is a simple binary file format commonly used to store multidimensional numerical arrays, such as the handwritten digit images and labels in the MNIST dataset.
- F. None of above. chosen
Statements (36)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical catalogue
ⓘ
astronomical catalogue ⓘ astronomical catalogue ⓘ galaxy catalogue ⓘ nebulae catalogue ⓘ star catalogue ⓘ |
| abbreviation | IC ⓘ |
| catalogueType | deep-sky catalogue ⓘ |
| compiledBy | John Louis Emil Dreyer ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| describes | deep-sky objects ⓘ |
| extends | New General Catalogue ⓘ |
| field |
astronomy
ⓘ
astrophysics ⓘ |
| follows | New General Catalogue ⓘ |
| hasCataloguePrefix | IC ⓘ |
| hasEntryFormat | sequential numeric identifiers with IC prefix ⓘ |
| hasPart |
Index Catalogue I
ⓘ
linked to:
Index Catalogue
Index Catalogue II ⓘ
linked to:
IC II (second Index Catalogue)
|
| hasScope |
extragalactic objects
ⓘ
galactic nebulae ⓘ globular clusters ⓘ open clusters ⓘ |
| influenced | modern deep-sky catalogues ⓘ |
| isComplementTo | New General Catalogue ⓘ |
| language | English ⓘ |
| lists |
galaxies
ⓘ
nebulae ⓘ star clusters ⓘ |
| partOf |
New General Catalogue system
ⓘ
linked to:
New General Catalogue
|
| publicationCentury | 19th century ⓘ |
| usedBy |
amateur astronomers
ⓘ
professional astronomers ⓘ |
| usedIn |
astrophotography
ⓘ
deep-sky object identification ⓘ observational astronomy ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Index Catalogue Description of subject: The Index Catalogue is an astronomical catalog that extends the New General Catalogue by listing additional nebulae, star clusters, and galaxies.
Referenced by (37)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Index Catalogue
subject linked to:
IC 1805 (Heart Nebula)
subject linked to:
IC 1848 (Soul Nebula)
linked to: Index Catalogue
subject linked to:
planetaryNebula IC 1295
subject linked to:
open cluster IC 1805
subject linked to:
open cluster IC 1848
subject linked to:
IC II (second Index Catalogue)
linked to: Index Catalogue
subject linked to:
IC 349 region (nearby bright knot)
linked to: Index Catalogue