Lacaille (lunar crater)
E1011277
Lacaille is a large, heavily eroded lunar impact crater located in the Moon’s southern highlands, named in honor of French astronomer Nicolas-Louis de Lacaille.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lacaille (lunar crater) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12955558 — 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: Lacaille (lunar crater) Context triple: [Nicolas de Lacaille, hasLunarCraterNamedAfter, Lacaille (lunar crater)]
-
A.
Gay-Lussac (lunar crater)
Gay-Lussac is a small lunar impact crater located near the prominent Copernicus crater on the Moon’s near side.
-
B.
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.
-
C.
lunar crater Arago
Lunar crater Arago is a small impact feature on the Moon’s Mare Tranquillitatis, named in honor of the French astronomer and physicist François Arago.
-
D.
Levi-Civita crater
Levi-Civita crater is a large, heavily eroded impact crater on the Moon’s far side, named after Italian mathematician Tullio Levi-Civita.
-
E.
Baade lunar crater
Baade lunar crater is a large impact feature on the Moon’s far side named in honor of German astronomer Walter Baade.
- 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: Lacaille (lunar crater) Target entity description: Lacaille is a large, heavily eroded lunar impact crater located in the Moon’s southern highlands, named in honor of French astronomer Nicolas-Louis de Lacaille.
-
A.
Gay-Lussac (lunar crater)
Gay-Lussac is a small lunar impact crater located near the prominent Copernicus crater on the Moon’s near side.
-
B.
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.
-
C.
lunar crater Arago
Lunar crater Arago is a small impact feature on the Moon’s Mare Tranquillitatis, named in honor of the French astronomer and physicist François Arago.
-
D.
Levi-Civita crater
Levi-Civita crater is a large, heavily eroded impact crater on the Moon’s far side, named after Italian mathematician Tullio Levi-Civita.
-
E.
Baade lunar crater
Baade lunar crater is a large impact feature on the Moon’s far side named in honor of German astronomer Walter Baade.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
lunar crater
ⓘ
lunar impact crater ⓘ |
| catalog | IAU-approved lunar nomenclature ⓘ |
| colongitude | 354 ⓘ |
| condition | heavily eroded ⓘ |
| diameter | 70 km ⓘ |
| eponym | Nicolas-Louis de Lacaille NERFINISHED ⓘ |
| hasFeature |
eroded crater walls
ⓘ
interior floor marked by small craters ⓘ irregular rim ⓘ low surviving rim segments ⓘ relatively level interior floor ⓘ worn outer rim ⓘ |
| hasSatelliteCrater |
Lacaille A
NERFINISHED
ⓘ
Lacaille B NERFINISHED ⓘ Lacaille C NERFINISHED ⓘ Lacaille D NERFINISHED ⓘ Lacaille E NERFINISHED ⓘ Lacaille F NERFINISHED ⓘ Lacaille G NERFINISHED ⓘ Lacaille H NERFINISHED ⓘ Lacaille J NERFINISHED ⓘ Lacaille K NERFINISHED ⓘ Lacaille L NERFINISHED ⓘ Lacaille M NERFINISHED ⓘ Lacaille N NERFINISHED ⓘ Lacaille P NERFINISHED ⓘ Lacaille Q NERFINISHED ⓘ Lacaille R NERFINISHED ⓘ Lacaille S NERFINISHED ⓘ Lacaille T NERFINISHED ⓘ Lacaille U NERFINISHED ⓘ Lacaille V NERFINISHED ⓘ Lacaille W NERFINISHED ⓘ Lacaille X NERFINISHED ⓘ Lacaille Y NERFINISHED ⓘ Lacaille Z NERFINISHED ⓘ |
| hemisphere | southern hemisphere of the Moon ⓘ |
| locatedIn |
lunar highlands
ⓘ
southern lunar highlands ⓘ |
| locatedOn | Moon NERFINISHED ⓘ |
| morphologicalType | walled plain ⓘ |
| namedAfter | Nicolas-Louis de Lacaille NERFINISHED ⓘ |
| neighboringCrater |
Asclepi (lunar crater)
NERFINISHED
ⓘ
Blancanus (lunar crater) NERFINISHED ⓘ Delaunay (lunar crater) NERFINISHED ⓘ Purbach (lunar crater) NERFINISHED ⓘ Tycho (lunar crater) NERFINISHED ⓘ |
| observationTarget |
amateur astronomers
ⓘ
lunar cartographers ⓘ |
| quadrant | south-central highlands ⓘ |
| surfaceType | highland terrain ⓘ |
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: Lacaille (lunar crater) Description of subject: Lacaille is a large, heavily eroded lunar impact crater located in the Moon’s southern highlands, named in honor of French astronomer Nicolas-Louis de Lacaille.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.