Kappa Tucanae
E501539
Kappa Tucanae is a star system located in the southern constellation Tucana.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Kappa Tucanae canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5089080 — 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: Kappa Tucanae Context triple: [Tucana, contains, Kappa Tucanae]
-
A.
Gamma Tucanae
Gamma Tucanae is a star in the southern constellation Tucana, visible to the naked eye and used as a reference point in that region of the sky.
-
B.
Beta Tucanae
Beta Tucanae is a multiple star system in the southern constellation Tucana, visible to the naked eye and notable for its bright, closely spaced stellar components.
-
C.
Zeta Tucanae
Zeta Tucanae is a main-sequence F-type star located in the southern constellation Tucana, visible to the naked eye from dark-sky locations.
-
D.
Eta Serpentis
Eta Serpentis is a bright K-type giant star located in the tail region of the constellation Serpens.
-
E.
Epsilon Crucis
Epsilon Crucis is a bright star in the Southern Cross constellation, prominently featured on the Australian national flag.
- 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: Kappa Tucanae Target entity description: Kappa Tucanae is a star system located in the southern constellation Tucana.
-
A.
Gamma Tucanae
Gamma Tucanae is a star in the southern constellation Tucana, visible to the naked eye and used as a reference point in that region of the sky.
-
B.
Beta Tucanae
Beta Tucanae is a multiple star system in the southern constellation Tucana, visible to the naked eye and notable for its bright, closely spaced stellar components.
-
C.
Zeta Tucanae
Zeta Tucanae is a main-sequence F-type star located in the southern constellation Tucana, visible to the naked eye from dark-sky locations.
-
D.
Eta Serpentis
Eta Serpentis is a bright K-type giant star located in the tail region of the constellation Serpens.
-
E.
Epsilon Crucis
Epsilon Crucis is a bright star in the Southern Cross constellation, prominently featured on the Australian national flag.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
multiple star system
ⓘ
star system ⓘ |
| absoluteMagnitudeV | about 2.5 ⓘ |
| age_Gyr | a few billion years ⓘ |
| apparentMagnitudeV | 4.86 ⓘ |
| belongsToConstellationFamily | Grus–Indus family NERFINISHED ⓘ |
| catalogDesignation |
HD 222259
NERFINISHED
ⓘ
HIP 116870 NERFINISHED ⓘ HR 8970 NERFINISHED ⓘ Kappa Tuc NERFINISHED ⓘ κ Tuc NERFINISHED ⓘ |
| celestialHemisphere | southern celestial hemisphere ⓘ |
| colorIndexBminusV | about 0.47 ⓘ |
| constellation | Tucana NERFINISHED ⓘ |
| declination | about −68° ⓘ |
| distanceFromEarth_ly | approximately 220 ⓘ |
| distanceFromEarth_pc | approximately 67 ⓘ |
| effectiveTemperature_K | about 6400 ⓘ |
| equatorialCoordinateSystem | ICRS NERFINISHED ⓘ |
| galacticPopulation | thin disk ⓘ |
| hasComponent |
Kappa Tucanae A
NERFINISHED
ⓘ
Kappa Tucanae B NERFINISHED ⓘ Kappa Tucanae C NERFINISHED ⓘ Kappa Tucanae D NERFINISHED ⓘ |
| hasProperMotion | true ⓘ |
| hasStellarClassification | F-type main-sequence star ⓘ |
| isInMilkyWay | true ⓘ |
| locatedInConstellation | Tucana NERFINISHED ⓘ |
| luminosity_solar | about 3 ⓘ |
| mass_solar | about 1.3 ⓘ |
| metallicity_Fe_H | near solar ⓘ |
| multiplicity | multiple ⓘ |
| observedFrom | Southern Hemisphere NERFINISHED ⓘ |
| parallax_mas | about 14.9 ⓘ |
| radius_solar | about 1.4 ⓘ |
| rightAscension | about 23h 39m ⓘ |
| spectralType | F6V ⓘ |
| visibleToNakedEye | true ⓘ |
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: Kappa Tucanae Description of subject: Kappa Tucanae is a star system located in the southern constellation Tucana.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Tucana