S/2003 J 2
E642786
S/2003 J 2 is a small, irregular, and distant prograde moon of Jupiter discovered in 2003.
All labels observed (1)
| Label | Occurrences |
|---|---|
| S/2003 J 2 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7099957 — 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: S/2003 J 2 Context triple: [Jovian satellite system, hasMember, S/2003 J 2]
-
A.
S/2000 J 9
S/2000 J 9 is the provisional designation for Taygete, a small retrograde irregular moon of Jupiter discovered in 2000.
-
B.
S/2005 P 2
S/2005 P 2, later named Nix, is a small outer moon of Pluto discovered in 2005 by the Hubble Space Telescope.
-
C.
S/2005 P 1
S/2005 P 1 is the provisional designation for Hydra, one of Pluto’s small outer moons discovered in 2005.
-
D.
S/2005 (2003 EL61) 1
S/2005 (2003 EL61) 1, officially named Hiʻiaka, is the larger and outer of the two known moons of the dwarf planet Haumea in the Kuiper Belt.
-
E.
Aegaeon
Aegaeon is a figure from Greek mythology, often identified with the Hecatoncheires giant Briareus, known for having a hundred hands and fifty heads.
- 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: S/2003 J 2 Target entity description: S/2003 J 2 is a small, irregular, and distant prograde moon of Jupiter discovered in 2003.
-
A.
S/2000 J 9
S/2000 J 9 is the provisional designation for Taygete, a small retrograde irregular moon of Jupiter discovered in 2000.
-
B.
S/2005 P 2
S/2005 P 2, later named Nix, is a small outer moon of Pluto discovered in 2005 by the Hubble Space Telescope.
-
C.
S/2005 P 1
S/2005 P 1 is the provisional designation for Hydra, one of Pluto’s small outer moons discovered in 2005.
-
D.
S/2005 (2003 EL61) 1
S/2005 (2003 EL61) 1, officially named Hiʻiaka, is the larger and outer of the two known moons of the dwarf planet Haumea in the Kuiper Belt.
-
E.
Aegaeon
Aegaeon is a figure from Greek mythology, often identified with the Hecatoncheires giant Briareus, known for having a hundred hands and fifty heads.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
moon of Jupiter
ⓘ
natural satellite ⓘ prograde satellite ⓘ |
| belongsTo | outer irregular satellites of Jupiter ⓘ |
| belongsToPlanetarySystem |
Jovian system
ⓘ
linked to:
Jovian satellite system
Solar System ⓘ |
| celestialBody | Jupiter ⓘ |
| celestialCategory |
Jovian satellite
ⓘ
outer satellite of Jupiter ⓘ |
| discoveredAtObservatory | Mauna Kea Observatories ⓘ |
| discoveredInSurvey | Jovian irregular satellite survey ⓘ |
| discoverer | Scott S. Sheppard ⓘ |
| discoveryMethod | ground-based telescope observations ⓘ |
| discoveryYear | 2003 ⓘ |
| distanceClass | distant Jovian moon ⓘ |
| hasApparentMagnitudeClass | very faint object ⓘ |
| hasDesignation | S/2003 J 2 ⓘ |
| hasOrbitalCharacteristic |
high orbital inclination
ⓘ
large orbital eccentricity ⓘ |
| hasOrbitalStability | long-term irregular satellite orbit ⓘ |
| hostPlanet | Jupiter ⓘ |
| locatedIn | outer region of Jupiter's Hill sphere ⓘ |
| observedBy | Subaru Telescope ⓘ |
| orbitalDirection | prograde ⓘ |
| orbits | Jupiter ⓘ |
| partOf | Jupiter's satellite system ⓘ |
| shape | irregular ⓘ |
| sizeClass | small moon ⓘ |
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: S/2003 J 2 Description of subject: S/2003 J 2 is a small, irregular, and distant prograde moon of Jupiter discovered in 2003.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.