HD 28305
E581538
HD 28305 is a bright giant star in the constellation Taurus, commonly known by its Bayer designation 87 Tauri.
All labels observed (1)
| Label | Occurrences |
|---|---|
| HD 28305 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6287151 — 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 28305 Context triple: [87 Tauri, hasHenryDraperDesignation, HD 28305]
-
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 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 23338
HD 23338, also known as Taygeta, is a bright blue-white star in the Pleiades open star cluster in the constellation Taurus.
-
D.
HD 23850
HD 23850 is a massive, young, hot star located in the Perseus constellation and belonging to the Perseus OB2 stellar association.
-
E.
HD 23850
HD 23850, also known as Sterope I, is a star in the Pleiades open star cluster in the constellation Taurus.
- 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 28305 Target entity description: HD 28305 is a bright giant star in the constellation Taurus, commonly known by its Bayer designation 87 Tauri.
-
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 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 23338
HD 23338, also known as Taygeta, is a bright blue-white star in the Pleiades open star cluster in the constellation Taurus.
-
D.
HD 23850
HD 23850 is a massive, young, hot star located in the Perseus constellation and belonging to the Perseus OB2 stellar association.
-
E.
HD 23850
HD 23850, also known as Sterope I, is a star in the Pleiades open star cluster in the constellation Taurus.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
bright giant star
ⓘ
star ⓘ |
| hasApparentMagnitudeV | approximately 3.5 ⓘ |
| hasBayerDesignation | 87 Tauri NERFINISHED ⓘ |
| hasBDDesignation | +16 0627 ⓘ |
| hasColor | orange ⓘ |
| hasColorIndexBminusV | approximately +1.0 ⓘ |
| hasConstellation | Taurus NERFINISHED ⓘ |
| hasDeclination | in Taurus region ⓘ |
| hasEffectiveTemperature | approximately 4800 K ⓘ |
| hasEquatorialCoordinateSystem | ICRS NERFINISHED ⓘ |
| hasEvolutionaryStage | red giant branch star ⓘ |
| hasFlamsteedDesignation | 87 Tauri NERFINISHED ⓘ |
| hasGalacticPopulation | thin disk star ⓘ |
| hasHDDesignation | HD 28305 NERFINISHED ⓘ |
| hasHenryDraperDesignation | HD 28305 NERFINISHED ⓘ |
| hasHigherLuminosityThan | the Sun NERFINISHED ⓘ |
| hasHIPDesignation | HIP 20982 NERFINISHED ⓘ |
| hasHRDesignation | HR 1412 NERFINISHED ⓘ |
| hasLargerRadiusThan | the Sun NERFINISHED ⓘ |
| hasLowerSurfaceTemperatureThan | the Sun NERFINISHED ⓘ |
| hasLuminosityClass | III ⓘ |
| hasParallax | on the order of a few milliarcseconds ⓘ |
| hasRadialVelocity | on the order of a few km/s ⓘ |
| hasRightAscension | in Taurus region ⓘ |
| hasSAODesignation | SAO 93975 ⓘ |
| hasSpectralClass | K0 ⓘ |
| hasSpectralType | K0III ⓘ |
| hasVariableType | suspected variable star ⓘ |
| isBrighterThanApparentMagnitude | 4.0 ⓘ |
| isCataloguedIn |
Bright Star Catalogue
NERFINISHED
ⓘ
Henry Draper Catalogue NERFINISHED ⓘ Hipparcos Catalogue NERFINISHED ⓘ |
| isInTheSkyRegion | zodiac constellation Taurus NERFINISHED ⓘ |
| isPartOf | Milky Way galaxy NERFINISHED ⓘ |
| isVisibleToNakedEye | true ⓘ |
| locatedInConstellation | Taurus NERFINISHED ⓘ |
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 28305 Description of subject: HD 28305 is a bright giant star in the constellation Taurus, commonly known by its Bayer designation 87 Tauri.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.