Clyde Tombaugh
E110982
Clyde Tombaugh was an American astronomer best known for discovering the dwarf planet Pluto in 1930.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Clyde Tombaugh canonical | 18 |
| Tombaugh | 3 |
| Clyde William Tombaugh | 2 |
| 2939 Coconino (discovered by him and associated with his work) | 1 |
| American astronomer Clyde Tombaugh | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T942748 — 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: Clyde Tombaugh Context triple: [Pluto, discoveredBy, Clyde Tombaugh]
-
A.
George Willis Ritchey
George Willis Ritchey was an American optician and telescope designer renowned for pioneering advanced reflecting telescope technologies in the early 20th century.
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B.
James Edward Keeler
James Edward Keeler was an American astronomer noted for his pioneering spectroscopic studies of Saturn’s rings and for his influential role in late 19th-century astrophysical research.
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C.
James A. Van Allen
James A. Van Allen was an American space scientist best known for discovering the Earth's radiation belts, now called the Van Allen belts, and for his pioneering work in early space exploration missions.
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D.
Nicholas Sagan
Nicholas Sagan is the son of science communicator Ann Druyan and famed astronomer Carl Sagan.
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E.
Michael E. Brown
Michael E. Brown is an American astronomer known for his discoveries of distant trans-Neptunian objects that reshaped the definition of planets in our solar system.
- 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: Clyde Tombaugh Target entity description: Clyde Tombaugh was an American astronomer best known for discovering the dwarf planet Pluto in 1930.
-
A.
George Willis Ritchey
George Willis Ritchey was an American optician and telescope designer renowned for pioneering advanced reflecting telescope technologies in the early 20th century.
-
B.
James Edward Keeler
James Edward Keeler was an American astronomer noted for his pioneering spectroscopic studies of Saturn’s rings and for his influential role in late 19th-century astrophysical research.
-
C.
James A. Van Allen
James A. Van Allen was an American space scientist best known for discovering the Earth's radiation belts, now called the Van Allen belts, and for his pioneering work in early space exploration missions.
-
D.
Nicholas Sagan
Nicholas Sagan is the son of science communicator Ann Druyan and famed astronomer Carl Sagan.
-
E.
Michael E. Brown
Michael E. Brown is an American astronomer known for his discoveries of distant trans-Neptunian objects that reshaped the definition of planets in our solar system.
- F. None of above. chosen
Statements (48)
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: Clyde Tombaugh Description of subject: Clyde Tombaugh was an American astronomer best known for discovering the dwarf planet Pluto in 1930.
Referenced by (25)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Clyde Tombaugh
linked to: Clyde Tombaugh
Clyde Tombaugh
→
hasAsteroidNamedAfter
→
2939 Coconino (discovered by him and associated with his work)
ⓘ
linked to: Clyde Tombaugh
subject linked to:
Streator, Illinois, United States of America
subject linked to:
Streator, Illinois, United States of America
subject linked to:
asteroid 2839 Annette
subject linked to:
asteroid 2839 Annette
linked to: Clyde Tombaugh
subject linked to:
asteroid 1604 Tombaugh
subject linked to:
asteroid 1604 Tombaugh
linked to: Clyde Tombaugh
linked to: Clyde Tombaugh
linked to: Clyde Tombaugh