(315530) 2008 AP129
E468364
(315530) 2008 AP129 is a trans-Neptunian object in the Kuiper Belt, identified as a small icy body dynamically and compositionally associated with the dwarf planet Haumea.
All labels observed (1)
| Label | Occurrences |
|---|---|
| (315530) 2008 AP129 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4756674 — 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: (315530) 2008 AP129 Context triple: [Haumea family, hasMember, (315530) 2008 AP129]
-
A.
20000 Varuna
20000 Varuna is a large trans-Neptunian object in the Kuiper Belt, notable for its rapid rotation, elongated shape, and status as one of the earliest discovered significant bodies beyond Neptune.
-
B.
28978 Ixion
28978 Ixion is a large trans-Neptunian object in the Kuiper Belt classified as a plutino, known for its similar orbital resonance with Neptune as Pluto.
-
C.
2004 DW
2004 DW is the provisional designation for Orcus, a large Kuiper Belt dwarf-planet candidate often compared to Pluto in size and orbital characteristics.
-
D.
25143 Itokawa
25143 Itokawa is a small, peanut-shaped near-Earth asteroid that became the first celestial body from which samples were returned to Earth by the Japanese Hayabusa mission.
-
E.
90377 Sedna
90377 Sedna is a distant, large trans-Neptunian object in the outer reaches of the Solar System, notable for its highly elongated orbit and status as one of the most remote known bodies orbiting the Sun.
- 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: (315530) 2008 AP129 Target entity description: (315530) 2008 AP129 is a trans-Neptunian object in the Kuiper Belt, identified as a small icy body dynamically and compositionally associated with the dwarf planet Haumea.
-
A.
20000 Varuna
20000 Varuna is a large trans-Neptunian object in the Kuiper Belt, notable for its rapid rotation, elongated shape, and status as one of the earliest discovered significant bodies beyond Neptune.
-
B.
28978 Ixion
28978 Ixion is a large trans-Neptunian object in the Kuiper Belt classified as a plutino, known for its similar orbital resonance with Neptune as Pluto.
-
C.
2004 DW
2004 DW is the provisional designation for Orcus, a large Kuiper Belt dwarf-planet candidate often compared to Pluto in size and orbital characteristics.
-
D.
25143 Itokawa
25143 Itokawa is a small, peanut-shaped near-Earth asteroid that became the first celestial body from which samples were returned to Earth by the Japanese Hayabusa mission.
-
E.
90377 Sedna
90377 Sedna is a distant, large trans-Neptunian object in the outer reaches of the Solar System, notable for its highly elongated orbit and status as one of the most remote known bodies orbiting the Sun.
- F. None of above. chosen
Statements (19)
| Predicate | Object |
|---|---|
| instanceOf |
Haumea family member
ⓘ
Kuiper Belt object ⓘ icy body ⓘ minor planet ⓘ trans-Neptunian object ⓘ |
| compositionallyAssociatedWith | Haumea ⓘ |
| discoveredInYear | 2008 ⓘ |
| dynamicallyAssociatedWith | Haumea ⓘ |
| hasBodyType | small Solar System body ⓘ |
| hasDynamicalClass |
Kuiper Belt object
ⓘ
trans-Neptunian object ⓘ |
| hasMinorPlanetNumber | 315530 ⓘ |
| hasOrbitalRegion | trans-Neptunian region ⓘ |
| hasProvisionalDesignation | 2008 AP129 ⓘ |
| hasSurfaceComposition | ice ⓘ |
| locatedIn | Kuiper Belt ⓘ |
| memberOf |
Haumea collisional family
ⓘ
linked to:
Haumea family
|
| orbits | Sun ⓘ |
| partOf | Solar System ⓘ |
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: (315530) 2008 AP129 Description of subject: (315530) 2008 AP129 is a trans-Neptunian object in the Kuiper Belt, identified as a small icy body dynamically and compositionally associated with the dwarf planet Haumea.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.