Foucault crater on the Moon
E758297
Foucault crater on the Moon is a small lunar impact crater named in honor of French physicist Léon Foucault, located near the Moon’s southwestern limb.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Foucault crater on the Moon canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8803815 — 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: Foucault crater on the Moon Context triple: [Léon Foucault, hasAstronomicalObjectNamedAfter, Foucault crater on the Moon]
-
A.
Lassell crater on the Moon
Lassell crater on the Moon is a lunar impact crater named in honor of the 19th-century English astronomer William Lassell, known for his discoveries of several planetary moons.
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B.
von Kármán crater on the Moon
Von Kármán crater on the Moon is a large impact crater on the lunar far side, notable as the landing site of China’s Chang’e 4 mission and named in honor of aerospace engineer Theodore von Kármán.
-
C.
McNair crater on the Moon
McNair crater on the Moon is a lunar impact crater named in honor of astronaut and physicist Ronald McNair, one of the crew members who died in the 1986 Space Shuttle Challenger disaster.
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D.
Cassini crater on the Moon
Cassini crater on the Moon is a prominent lunar impact crater in the Moon’s northeastern near side, named in honor of the Italian-French astronomer Giovanni Domenico Cassini.
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E.
Lomonosov crater on the Moon
Lomonosov crater on the Moon is a lunar impact crater named in honor of Russian polymath Mikhail Lomonosov, recognized for its location on the Moon’s far side and its relatively well-preserved structure.
- 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: Foucault crater on the Moon Target entity description: Foucault crater on the Moon is a small lunar impact crater named in honor of French physicist Léon Foucault, located near the Moon’s southwestern limb.
-
A.
Lassell crater on the Moon
Lassell crater on the Moon is a lunar impact crater named in honor of the 19th-century English astronomer William Lassell, known for his discoveries of several planetary moons.
-
B.
von Kármán crater on the Moon
Von Kármán crater on the Moon is a large impact crater on the lunar far side, notable as the landing site of China’s Chang’e 4 mission and named in honor of aerospace engineer Theodore von Kármán.
-
C.
McNair crater on the Moon
McNair crater on the Moon is a lunar impact crater named in honor of astronaut and physicist Ronald McNair, one of the crew members who died in the 1986 Space Shuttle Challenger disaster.
-
D.
Cassini crater on the Moon
Cassini crater on the Moon is a prominent lunar impact crater in the Moon’s northeastern near side, named in honor of the Italian-French astronomer Giovanni Domenico Cassini.
-
E.
Lomonosov crater on the Moon
Lomonosov crater on the Moon is a lunar impact crater named in honor of Russian polymath Mikhail Lomonosov, recognized for its location on the Moon’s far side and its relatively well-preserved structure.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | lunar impact crater ⓘ |
| cataloguedIn |
IAU Gazetteer of Planetary Nomenclature
ⓘ
linked to:
Gazetteer of Planetary Nomenclature
NASA Catalogue of Lunar Nomenclature ⓘ |
| featureType | crater ⓘ |
| governingBodyForName | International Astronomical Union ⓘ |
| hasColongitude | 83 ⓘ |
| hasDiameter | 23 kilometers ⓘ |
| hasEponym | Léon Foucault ⓘ |
| hasInteriorFloor | relatively level ⓘ |
| hasOfficialStatus | approved lunar feature name ⓘ |
| hasOrigin | impact event ⓘ |
| hasRimCondition | worn ⓘ |
| hasSatelliteCraters |
Foucault A
ⓘ
Foucault B ⓘ |
| hasSelenographicCoordinateSystem | selenographic ⓘ |
| hasShape | roughly circular ⓘ |
| isNear |
Inghirami (lunar crater)
ⓘ
Nasmith (lunar crater) ⓘ Schickard (lunar crater) ⓘ Wargentin (lunar crater) ⓘ |
| locatedInRegion | southwestern limb of the Moon ⓘ |
| locatedOn | Moon ⓘ |
| namedAfter | Léon Foucault ⓘ |
| observabilityFromEarth | foreshortened due to limb location ⓘ |
| surfaceType | lunar highlands ⓘ |
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: Foucault crater on the Moon Description of subject: Foucault crater on the Moon is a small lunar impact crater named in honor of French physicist Léon Foucault, located near the Moon’s southwestern limb.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.