Thule
E532525
Thule is the informal nickname given to the smaller lobe of the contact binary Kuiper Belt object 486958 Arrokoth, visited by NASA’s New Horizons spacecraft.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Thule canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5561177 — 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: Thule Context triple: [Arrokoth, smallerLobeNickname, Thule]
-
A.
Thule Inuit
The Thule Inuit were a prehistoric Arctic people, ancestral to modern Inuit, known for their advanced sea-hunting culture and expansion across northern North America and Greenland.
-
B.
Kelty
Kelty is a former coal-mining village in Fife, Scotland, situated near Lochgelly and close to the M90 motorway.
-
C.
Nordica
Nordica is Estonia’s national airline, operating regional and international flights primarily across Europe.
-
D.
Mountain Hardwear
Mountain Hardwear is an outdoor apparel and equipment brand known for its high-performance gear for activities like climbing, backpacking, and alpine expeditions.
-
E.
Bugaboo Glacier
Bugaboo Glacier is a prominent alpine glacier in the Purcell Mountains of southeastern British Columbia, Canada, known for its dramatic icefields and mountaineering terrain.
- 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: Thule Target entity description: Thule is the informal nickname given to the smaller lobe of the contact binary Kuiper Belt object 486958 Arrokoth, visited by NASA’s New Horizons spacecraft.
-
A.
Thule Inuit
The Thule Inuit were a prehistoric Arctic people, ancestral to modern Inuit, known for their advanced sea-hunting culture and expansion across northern North America and Greenland.
-
B.
Kelty
Kelty is a former coal-mining village in Fife, Scotland, situated near Lochgelly and close to the M90 motorway.
-
C.
Nordica
Nordica is Estonia’s national airline, operating regional and international flights primarily across Europe.
-
D.
Mountain Hardwear
Mountain Hardwear is an outdoor apparel and equipment brand known for its high-performance gear for activities like climbing, backpacking, and alpine expeditions.
-
E.
Bugaboo Glacier
Bugaboo Glacier is a prominent alpine glacier in the Purcell Mountains of southeastern British Columbia, Canada, known for its dramatic icefields and mountaineering terrain.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | smaller lobe of contact binary Kuiper Belt object ⓘ |
| associatedWithMission | NASA New Horizons Kuiper Belt Extended Mission NERFINISHED ⓘ |
| componentOf | contact binary system Ultima Thule NERFINISHED ⓘ |
| connectedTo | Ultima NERFINISHED ⓘ |
| discoveredBy | Hubble Space Telescope observations (as part of Arrokoth) ⓘ |
| discoveryYear | 2014 ⓘ |
| distanceFromSunAtFlyby | about 43 astronomical units ⓘ |
| flybyDate | 2019-01-01 ⓘ |
| formationProcess | gentle accretion of two primordial planetesimals ⓘ |
| hasAlbedo | low geometric albedo ⓘ |
| hasInformalNickname | Thule NERFINISHED ⓘ |
| hasInformalSystemName | Ultima Thule smaller lobe NERFINISHED ⓘ |
| hasShape | roughly spherical to slightly flattened ⓘ |
| informalNameOf | smaller lobe of 486958 Arrokoth ⓘ |
| locatedIn | Kuiper Belt NERFINISHED ⓘ |
| namedAfter | mythical northern land Thule NERFINISHED ⓘ |
| observedBy |
New Horizons LORRI instrument
NERFINISHED
ⓘ
New Horizons MVIC instrument NERFINISHED ⓘ |
| orbitedBy | no known moons ⓘ |
| partOf | 486958 Arrokoth NERFINISHED ⓘ |
| previousSystemName | MU69 small lobe NERFINISHED ⓘ |
| rotationState | tidally locked to Ultima (as part of Arrokoth body) ⓘ |
| surfaceColor | reddish ⓘ |
| surfaceComposition |
complex organic materials (tholins)
ⓘ
methanol ice (inferred) ⓘ |
| surfaceFeature |
bright spots
ⓘ
craters ⓘ dark regions ⓘ |
| visitedBy | New Horizons spacecraft NERFINISHED ⓘ |
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: Thule Description of subject: Thule is the informal nickname given to the smaller lobe of the contact binary Kuiper Belt object 486958 Arrokoth, visited by NASA’s New Horizons spacecraft.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Arrokoth