Iocaste
E642772
Iocaste is a small, irregularly shaped outer moon of Jupiter, classified among the planet’s distant, retrograde irregular satellites.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Iocaste canonical | 1 |
| Iocaste (mythology) | 1 |
| Iocaste, a figure in Greek mythology associated with the family of Oedipus | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7099938 — 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: Iocaste Context triple: [Jovian satellite system, hasMember, Iocaste]
-
A.
Jocasta
Jocasta is a tragic figure in Greek mythology and Sophocles' play "Oedipus Rex," known as both the wife and unwitting mother of Oedipus, whose discovery of their incestuous relationship leads to catastrophe.
-
B.
Laius
Laius is a mythological king of Thebes in Greek tragedy, best known for the prophecy that his son would kill him and marry his wife, setting the stage for the story of Oedipus.
-
C.
Oedipus
Oedipus is a tragic hero in Greek mythology best known for unwittingly killing his father and marrying his mother, a fate he was prophesied to fulfill.
-
D.
Antiope
Antiope is an Amazonian queen in Greek mythology, often associated with Athens through her relationship with the hero Theseus.
-
E.
Electra
Electra is a figure in Greek mythology, traditionally known as one of the Pleiades and a daughter of the Titan Atlas.
- 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: Iocaste Target entity description: Iocaste is a small, irregularly shaped outer moon of Jupiter, classified among the planet’s distant, retrograde irregular satellites.
-
A.
Jocasta
Jocasta is a tragic figure in Greek mythology and Sophocles' play "Oedipus Rex," known as both the wife and unwitting mother of Oedipus, whose discovery of their incestuous relationship leads to catastrophe.
-
B.
Laius
Laius is a mythological king of Thebes in Greek tragedy, best known for the prophecy that his son would kill him and marry his wife, setting the stage for the story of Oedipus.
-
C.
Oedipus
Oedipus is a tragic hero in Greek mythology best known for unwittingly killing his father and marrying his mother, a fate he was prophesied to fulfill.
-
D.
Antiope
Antiope is an Amazonian queen in Greek mythology, often associated with Athens through her relationship with the hero Theseus.
-
E.
Electra
Electra is a figure in Greek mythology, traditionally known as one of the Pleiades and a daughter of the Titan Atlas.
- F. None of above. chosen
Statements (36)
| Predicate | Object |
|---|---|
| instanceOf |
moon of Jupiter
ⓘ
natural satellite ⓘ outer moon of Jupiter ⓘ retrograde satellite ⓘ |
| albedo | low ⓘ |
| belongsToGroup | Ananke group ⓘ |
| belongsToPlanetarySystem | Solar System ⓘ |
| celestialBodyType | small outer irregular moon ⓘ |
| discoveredBy |
Brett J. Gladman
ⓘ
Hans Scholl ⓘ Jean-Marc Petit ⓘ John J. Kavelaars ⓘ Matthew J. Holman ⓘ |
| discoveryMethod | ground-based telescope observations ⓘ |
| discoverySite |
Mauna Kea Observatories (Hawaii)
ⓘ
linked to:
Mauna Kea Observatories
|
| discoveryYear | 2000 ⓘ |
| distanceFromSun | approximately 5.2 AU (via Jupiter’s orbit) ⓘ |
| gravitationallyBoundTo | Jupiter ⓘ |
| hasOrbitalMotion | around Jupiter’s barycenter ⓘ |
| hasRotation | likely synchronous or irregular (poorly constrained) ⓘ |
| locatedIn |
Jovian system
ⓘ
linked to:
Jovian satellite system
|
| meanDiameter | approximately 5 km ⓘ |
| memberOf | Jovian irregular satellites ⓘ |
| namedAfter |
Iocaste (mythology)
ⓘ
linked to:
Iocaste
Iocaste, a figure in Greek mythology associated with the family of Oedipus ⓘ
linked to:
Iocaste
|
| observedBy | ground-based observatories ⓘ |
| orbitalDirection | retrograde ⓘ |
| orbitalEccentricity | approximately 0.287 ⓘ |
| orbitalInclination | approximately 149 degrees ⓘ |
| orbitalPeriod | approximately 631 days ⓘ |
| orbits | Jupiter ⓘ |
| provisionalDesignation | S/2000 J3 ⓘ |
| semiMajorAxis | approximately 20,700,000 km ⓘ |
| shape | irregular ⓘ |
| spectralType | dark, likely carbonaceous ⓘ |
| surfaceColor | dark ⓘ |
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: Iocaste Description of subject: Iocaste is a small, irregularly shaped outer moon of Jupiter, classified among the planet’s distant, retrograde irregular satellites.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Iocaste
linked to: Iocaste