HD 281159
E460834
HD 281159 is a young, massive star located in the Perseus OB2 stellar association, a nearby region of recent star formation in the constellation Perseus.
All labels observed (1)
| Label | Occurrences |
|---|---|
| HD 281159 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4617652 — 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 281159 Context triple: [Perseus OB2 association, hasMember, HD 281159]
-
A.
HD 22951
HD 22951 is a hot, massive young star located in the Perseus constellation and belonging to the Perseus OB2 stellar association.
-
B.
HD 23180
HD 23180 is a hot, massive early-type star located in the Perseus constellation and is notable as a prominent member of the Perseus OB2 stellar association.
-
C.
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.
-
D.
HD 168454
HD 168454 is the Henry Draper Catalogue designation for Kaus Australis, the bright primary star in the constellation Sagittarius.
-
E.
HD 24912
HD 24912, also known as ξ Persei, is a bright, massive O-type star in the constellation Perseus and a prominent member of the Perseus OB2 stellar association.
- 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 281159 Target entity description: HD 281159 is a young, massive star located in the Perseus OB2 stellar association, a nearby region of recent star formation in the constellation Perseus.
-
A.
HD 22951
HD 22951 is a hot, massive young star located in the Perseus constellation and belonging to the Perseus OB2 stellar association.
-
B.
HD 23180
HD 23180 is a hot, massive early-type star located in the Perseus constellation and is notable as a prominent member of the Perseus OB2 stellar association.
-
C.
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.
-
D.
HD 168454
HD 168454 is the Henry Draper Catalogue designation for Kaus Australis, the bright primary star in the constellation Sagittarius.
-
E.
HD 24912
HD 24912, also known as ξ Persei, is a bright, massive O-type star in the constellation Perseus and a prominent member of the Perseus OB2 stellar association.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
massive star
ⓘ
pre-main-sequence star ⓘ star ⓘ young star ⓘ |
| celestialBodyType | stellar object ⓘ |
| hasAge | few million years ⓘ |
| hasAstrophysicalContext |
massive star formation
ⓘ
recent star formation ⓘ |
| hasCatalogDesignation | HD 281159 ⓘ |
| hasDeclination | in constellation Perseus ⓘ |
| hasEvolutionaryStatus |
early evolutionary stage
ⓘ
not yet an evolved giant ⓘ |
| hasGalacticEnvironment | OB association ⓘ |
| hasHigherLuminosityThan | Sun ⓘ |
| hasHigherMassThan | Sun ⓘ |
| hasMass | >= 3 solar masses ⓘ |
| hasNearbyEnvironment |
OB stars
ⓘ
molecular clouds ⓘ young stellar population ⓘ |
| hasRightAscension | in constellation Perseus ⓘ |
| hasSpectralType | B-type star ⓘ |
| inCatalog | Henry Draper Catalogue ⓘ |
| isInRegion |
Perseus molecular cloud complex
ⓘ
nearby star-forming region ⓘ |
| locatedIn | Perseus OB2 association ⓘ |
| locatedInConstellation | Perseus ⓘ |
| memberOf | Perseus OB2 association ⓘ |
| observedIn |
infrared wavelengths
ⓘ
optical wavelengths ⓘ |
| partOf | Milky Way ⓘ |
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 281159 Description of subject: HD 281159 is a young, massive star located in the Perseus OB2 stellar association, a nearby region of recent star formation in the constellation Perseus.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.