Struve (lunar crater)
E879734
Struve is a large, worn lunar impact crater located near the Moon’s western limb, known for its eroded walls and overlapping neighboring craters.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Struve (lunar crater) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10672223 — 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: Struve (lunar crater) Context triple: [Russell (lunar crater), adjacentTo, Struve (lunar crater)]
-
A.
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.
-
B.
Ernst Mach crater
Ernst Mach crater is a large impact crater on the Moon’s far side named in honor of the Austrian physicist and philosopher Ernst Mach.
-
C.
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.
-
D.
Chaplygin crater
Chaplygin crater is an impact crater on the Moon’s far side, notable for its heavily eroded rim and location near the large walled plain Gagarin.
-
E.
Eratosthenes (lunar crater)
Eratosthenes is a prominent lunar impact crater located near the eastern edge of Mare Imbrium, notable for its well-defined terraced walls and central peak.
- 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: Struve (lunar crater) Target entity description: Struve is a large, worn lunar impact crater located near the Moon’s western limb, known for its eroded walls and overlapping neighboring craters.
-
A.
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.
-
B.
Ernst Mach crater
Ernst Mach crater is a large impact crater on the Moon’s far side named in honor of the Austrian physicist and philosopher Ernst Mach.
-
C.
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.
-
D.
Chaplygin crater
Chaplygin crater is an impact crater on the Moon’s far side, notable for its heavily eroded rim and location near the large walled plain Gagarin.
-
E.
Eratosthenes (lunar crater)
Eratosthenes is a prominent lunar impact crater located near the eastern edge of Mare Imbrium, notable for its well-defined terraced walls and central peak.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
lunar impact crater
ⓘ
walled plain ⓘ |
| belongsTo | lunar western limb region ⓘ |
| category | Impact craters on the Moon ⓘ |
| colongitude | 82 ⓘ |
| condition | heavily worn ⓘ |
| diameter | ~170 km ⓘ |
| eponym | Friedrich Georg Wilhelm von Struve NERFINISHED ⓘ |
| floorAlbedo | low ⓘ |
| floorCoverage | partly covered by basaltic lava flows ⓘ |
| floorTexture | smooth ⓘ |
| formationProcess | impact event ⓘ |
| geologicContext | border region between highlands and Oceanus Procellarum ⓘ |
| hasFeature |
interior resurfaced by lava
ⓘ
irregular, broken rim ⓘ |
| hasSatelliteCraters |
Struve A
NERFINISHED
ⓘ
Struve B NERFINISHED ⓘ Struve C NERFINISHED ⓘ |
| hasSmallerCratersOnRim | yes ⓘ |
| IATACode | Struve NERFINISHED ⓘ |
| liesOn | western edge of Oceanus Procellarum ⓘ |
| locatedNear | Moon’s western limb ⓘ |
| locatedOn |
Moon
NERFINISHED
ⓘ
lunar near side ⓘ |
| morphologicalState | eroded walls ⓘ |
| namedAfter | Friedrich Georg Wilhelm von Struve NERFINISHED ⓘ |
| namingAuthority | International Astronomical Union NERFINISHED ⓘ |
| neighboringFeature |
Eddington (lunar crater)
NERFINISHED
ⓘ
Oceanus Procellarum NERFINISHED ⓘ Russell (lunar crater) NERFINISHED ⓘ |
| observability | subject to foreshortening from Earth ⓘ |
| overlappedBy |
Eddington (lunar crater)
NERFINISHED
ⓘ
Russell (lunar crater) NERFINISHED ⓘ |
| overlaps | Oceanus Procellarum margin NERFINISHED ⓘ |
| quadrant | northwestern near side ⓘ |
| rimElevationRelativeToFloor | low-relief ⓘ |
| rimIntegrity | heavily degraded ⓘ |
| surfaceType | mare-flooded walled plain ⓘ |
| visibilityFromEarth | better at favorable libration toward western limb ⓘ |
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: Struve (lunar crater) Description of subject: Struve is a large, worn lunar impact crater located near the Moon’s western limb, known for its eroded walls and overlapping neighboring craters.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Russell (lunar crater)