HD 25443
E459038
HD 25443 is a hot, massive young star located in the Perseus constellation as part of the Perseus OB2 stellar association.
All labels observed (1)
| Label | Occurrences |
|---|---|
| HD 25443 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4617644 — 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: HD 25443 Context triple: [Perseus OB2 association, hasMember, HD 25443]
-
A.
HD 23480
HD 23480 is a bright B-type main-sequence star in the constellation Taurus, visible to the naked eye and cataloged under multiple stellar designations including 23 Tauri.
-
B.
HD 29139
HD 29139 is the bright orange giant star Aldebaran, the prominent "eye" of the constellation Taurus and one of the brightest stars in the night sky.
-
C.
23 Tauri
23 Tauri is a star in the constellation Taurus, cataloged as part of the Pleiades star cluster.
-
D.
HIP 21421
HIP 21421 is the Hipparcos catalog designation for Aldebaran, the bright orange giant star that marks the eye of the constellation Taurus.
-
E.
2004 DW
2004 DW is the provisional designation for Orcus, a large Kuiper Belt dwarf-planet candidate often compared to Pluto in size and orbital characteristics.
- 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: HD 25443 Target entity description: HD 25443 is a hot, massive young star located in the Perseus constellation as part of the Perseus OB2 stellar association.
-
A.
HD 23480
HD 23480 is a bright B-type main-sequence star in the constellation Taurus, visible to the naked eye and cataloged under multiple stellar designations including 23 Tauri.
-
B.
HD 29139
HD 29139 is the bright orange giant star Aldebaran, the prominent "eye" of the constellation Taurus and one of the brightest stars in the night sky.
-
C.
23 Tauri
23 Tauri is a star in the constellation Taurus, cataloged as part of the Pleiades star cluster.
-
D.
HIP 21421
HIP 21421 is the Hipparcos catalog designation for Aldebaran, the bright orange giant star that marks the eye of the constellation Taurus.
-
E.
2004 DW
2004 DW is the provisional designation for Orcus, a large Kuiper Belt dwarf-planet candidate often compared to Pluto in size and orbital characteristics.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
astronomicalObject
ⓘ
mainSequenceStar ⓘ star ⓘ |
| age | youngStar ⓘ |
| associatedWith | star-formingRegion ⓘ |
| associationType | OB association member ⓘ |
| belongsTo |
Perseus constellation region
ⓘ
linked to:
Perseus constellation
|
| catalog |
Henry Draper Catalogue
ⓘ
Hipparcos Catalogue ⓘ Tycho Catalogue ⓘ |
| catalogIdentifier |
HD 25443
ⓘ
HIP 18957 ⓘ TYC 3321-1203-1 ⓘ |
| colorIndex | blue ⓘ |
| constellation | Perseus ⓘ |
| evolutionaryStage | coreHydrogenBurning ⓘ |
| galacticEnvironment | Perseus OB2 association ⓘ |
| hasPhysicalProperty |
highLuminosity
ⓘ
highSurfaceTemperature ⓘ shortMainSequenceLifetime ⓘ |
| locatedIn |
Milky Way
ⓘ
Orion Arm ⓘ |
| luminosityClass | mainSequence ⓘ |
| mass | massiveStar ⓘ |
| memberOf | Perseus OB2 association ⓘ |
| partOf |
Perseus OB2 subgroup of massive stars
ⓘ
linked to:
Perseus OB2 association
|
| population | Population I star ⓘ |
| spectralClass | B-type ⓘ |
| stellarPopulation | youngDisk ⓘ |
| temperature | hotStar ⓘ |
| visibleFrom | NorthernHemisphere ⓘ |
| visibleIn | opticalWavelengths ⓘ |
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: HD 25443 Description of subject: HD 25443 is a hot, massive young star located in the Perseus constellation as part of the Perseus OB2 stellar association.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.