HD 23338
E482458
HD 23338, also known as Taygeta, is a bright blue-white star in the Pleiades open star cluster in the constellation Taurus.
All labels observed (1)
| Label | Occurrences |
|---|---|
| HD 23338 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T4959384 — 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 23338 Context triple: [Taygeta, otherDesignation, HD 23338]
-
A.
HD 23630
HD 23630 is a hot, massive early-type star located in the Perseus constellation and belonging to the young Perseus OB2 stellar association.
-
B.
HD 25833
HD 25833 is a hot, massive young star located in the Perseus constellation as part of the Perseus OB2 stellar association.
-
C.
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.
-
D.
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.
-
E.
HD 23850
HD 23850 is a massive, young, hot star located in the Perseus constellation and belonging to 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 23338 Target entity description: HD 23338, also known as Taygeta, is a bright blue-white star in the Pleiades open star cluster in the constellation Taurus.
-
A.
HD 23630
HD 23630 is a hot, massive early-type star located in the Perseus constellation and belonging to the young Perseus OB2 stellar association.
-
B.
HD 25833
HD 25833 is a hot, massive young star located in the Perseus constellation as part of the Perseus OB2 stellar association.
-
C.
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.
-
D.
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.
-
E.
HD 23850
HD 23850 is a massive, young, hot star located in the Perseus constellation and belonging to the Perseus OB2 stellar association.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
B-type star
ⓘ
Pleiades cluster member ⓘ main-sequence star ⓘ star ⓘ |
| age | about 100 million years ⓘ |
| alsoKnownAs |
19 Tauri
ⓘ
HIP 17531 ⓘ HR 1140 ⓘ Taygeta ⓘ |
| apparentMagnitudeV | 4.30 ⓘ |
| BayerDesignation | 19 Tauri ⓘ |
| belongsToAsterism |
Pleiades Seven Sisters
ⓘ
linked to:
Pleiades
|
| catalog |
Bright Star Catalogue
ⓘ
Henry Draper Catalogue ⓘ Hipparcos Catalogue ⓘ |
| clusterDesignation | Melotte 22 member ⓘ |
| color | blue-white ⓘ |
| constellation | Taurus ⓘ |
| declination | +24° 28′ ⓘ |
| distanceFromEarth | approximately 400 light-years ⓘ |
| effectiveTemperature | about 13500 K ⓘ |
| equatorialCoordinateSystem | J2000 ⓘ |
| galacticPopulation | thin disk star ⓘ |
| hasCompanion | visual companion star ⓘ |
| hasGreekMythologyAssociation |
Pleiades nymph Taygete
ⓘ
linked to:
Taygete
|
| hasMagneticField | chemically peculiar magnetic field (SX Ari type) ⓘ |
| hasProperMotion | yes ⓘ |
| hasSpectralLines | strong helium lines ⓘ |
| isNakedEyeVisible | true ⓘ |
| locatedIn |
Milky Way galaxy
ⓘ
linked to:
Milky Way
Orion Arm ⓘ |
| luminosity | about 600 times solar luminosity ⓘ |
| mass | about 4 solar masses ⓘ |
| memberOf | Pleiades open cluster ⓘ |
| metallicity | near-solar ⓘ |
| observedIn |
optical wavelengths
ⓘ
ultraviolet wavelengths ⓘ |
| parallax | 8.06 mas ⓘ |
| properMotionDec | -45 mas/yr (approximate) ⓘ |
| properMotionRA | +20 mas/yr (approximate) ⓘ |
| radialVelocity | about +5 km/s ⓘ |
| radius | about 4 solar radii ⓘ |
| rightAscension | 03h 45m 12s ⓘ |
| rotationalVelocity | about 140 km/s ⓘ |
| spectralType | B6IV ⓘ |
| variableType | SX Arietis variable ⓘ |
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 23338 Description of subject: HD 23338, also known as Taygeta, is a bright blue-white star in the Pleiades open star cluster in the constellation Taurus.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.