Dalton Minimum
E675175
The Dalton Minimum was a period of unusually low solar activity in the late 18th and early 19th centuries, associated with cooler global temperatures and climatic anomalies.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dalton Minimum canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T7581614 — 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: Dalton Minimum Context triple: [Little Ice Age, hasPart, Dalton Minimum]
-
A.
Dalton
Dalton is a city in northwest Georgia known for its large carpet and flooring industry, often referred to as the "Carpet Capital of the World."
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B.
Dalton
Dalton is a small town in western Massachusetts known historically for its paper mills and as the longtime home of the Crane & Co. currency paper company.
-
C.
Dalton
Dalton is a common English surname of Anglo-Saxon origin, historically associated with various notable figures in British public life.
-
D.
Slichter
Slichter is a surname most notably associated with American physicist Charles P. Slichter, renowned for his pioneering work in nuclear magnetic resonance.
-
E.
Mulliken
Mulliken is a surname most notably associated with Robert S. Mulliken, the American physicist and chemist who won the Nobel Prize for his work on molecular orbital theory.
- 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: Dalton Minimum Target entity description: The Dalton Minimum was a period of unusually low solar activity in the late 18th and early 19th centuries, associated with cooler global temperatures and climatic anomalies.
-
A.
Dalton
Dalton is a city in northwest Georgia known for its large carpet and flooring industry, often referred to as the "Carpet Capital of the World."
-
B.
Dalton
Dalton is a small town in western Massachusetts known historically for its paper mills and as the longtime home of the Crane & Co. currency paper company.
-
C.
Dalton
Dalton is a common English surname of Anglo-Saxon origin, historically associated with various notable figures in British public life.
-
D.
Slichter
Slichter is a surname most notably associated with American physicist Charles P. Slichter, renowned for his pioneering work in nuclear magnetic resonance.
-
E.
Mulliken
Mulliken is a surname most notably associated with Robert S. Mulliken, the American physicist and chemist who won the Nobel Prize for his work on molecular orbital theory.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
climatic event
ⓘ
solar minimum ⓘ |
| associatedWith |
Little Ice Age
ⓘ
Tambora eruption ⓘ Year Without a Summer ⓘ volcanic forcing ⓘ |
| characterizedBy |
cooler Northern Hemisphere temperatures
ⓘ
frequent cold winters in some regions ⓘ low sunspot counts ⓘ reduced solar irradiance ⓘ |
| classification | grand solar minimum candidate ⓘ |
| comparedTo |
Maunder Minimum
ⓘ
Spörer Minimum ⓘ |
| documentedIn |
early instrumental temperature series
ⓘ
historical meteorological records ⓘ |
| endTime | circa 1830 ⓘ |
| fieldOfStudy |
climatology
ⓘ
paleoclimatology ⓘ solar physics ⓘ |
| follows |
Maunder Minimum
ⓘ
normal solar activity of the 18th century ⓘ |
| hasApproximateDuration | about 40 years ⓘ |
| hasCause | reduced sunspot activity ⓘ |
| hasEffect |
climatic anomalies
ⓘ
cooler global temperatures ⓘ glacier advances in some mountain regions ⓘ harsh winters in parts of Europe ⓘ regional crop failures ⓘ |
| hasLocation | Sun ⓘ |
| hasLowerSolarActivityThan | typical 20th century solar cycles ⓘ |
| influences |
historical climate reconstructions
ⓘ
long-term climate variability ⓘ |
| isDistinctFrom |
Maunder Minimum
ⓘ
modern solar minimums ⓘ |
| namedAfter | John Dalton ⓘ |
| namedBy | solar physicists and climatologists ⓘ |
| observedIn |
climate proxy data
ⓘ
sunspot records ⓘ |
| partOf | periods of low solar activity ⓘ |
| precedes | modern maximum of solar activity ⓘ |
| relevance |
study of solar–climate relationships
ⓘ
understanding natural climate variability ⓘ |
| startTime | circa 1790 ⓘ |
| temporalContext |
Industrial Revolution era
ⓘ
Napoleonic era ⓘ |
| timePeriod |
early 19th century
ⓘ
late 18th century ⓘ |
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: Dalton Minimum Description of subject: The Dalton Minimum was a period of unusually low solar activity in the late 18th and early 19th centuries, associated with cooler global temperatures and climatic anomalies.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.