H3 marine timekeeper
E1160019
UNEXPLORED
The H3 marine timekeeper is one of John Harrison’s pioneering 18th-century precision clocks developed to solve the problem of determining longitude at sea.
All labels observed (1)
| Label | Occurrences |
|---|---|
| H3 marine timekeeper canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T15452970 — 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: H3 marine timekeeper Context triple: [John Harrison, notableWork, H3 marine timekeeper]
-
A.
H2 marine timekeeper
The H2 marine timekeeper is John Harrison’s second experimental sea clock, designed in the 18th century to improve the accuracy of determining longitude at sea.
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B.
H1 marine timekeeper
H1 marine timekeeper is John Harrison’s pioneering 18th-century sea clock, created to solve the problem of determining longitude accurately at sea.
-
C.
Chronometer
Chronometer is an experimental 1971 electronic composition by Harrison Birtwistle that explores complex rhythmic structures using recorded clock sounds.
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D.
Aquatimer
Aquatimer is IWC Schaffhausen’s line of professional dive watches known for robust construction, high water resistance, and distinctive rotating bezels.
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E.
Larcum Kendall K1 chronometer
The Larcum Kendall K1 chronometer was an 18th-century marine timekeeper, closely modeled on John Harrison’s H4, that famously demonstrated the practicality of accurate longitude determination at sea.
- 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: H3 marine timekeeper Target entity description: The H3 marine timekeeper is one of John Harrison’s pioneering 18th-century precision clocks developed to solve the problem of determining longitude at sea.
-
A.
H2 marine timekeeper
The H2 marine timekeeper is John Harrison’s second experimental sea clock, designed in the 18th century to improve the accuracy of determining longitude at sea.
-
B.
H1 marine timekeeper
H1 marine timekeeper is John Harrison’s pioneering 18th-century sea clock, created to solve the problem of determining longitude accurately at sea.
-
C.
Chronometer
Chronometer is an experimental 1971 electronic composition by Harrison Birtwistle that explores complex rhythmic structures using recorded clock sounds.
-
D.
Aquatimer
Aquatimer is IWC Schaffhausen’s line of professional dive watches known for robust construction, high water resistance, and distinctive rotating bezels.
-
E.
Larcum Kendall K1 chronometer
The Larcum Kendall K1 chronometer was an 18th-century marine timekeeper, closely modeled on John Harrison’s H4, that famously demonstrated the practicality of accurate longitude determination at sea.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.