HD 215497
E492366
HD 215497 is a star located in the constellation Tucana, known to host at least one exoplanet.
All labels observed (3)
| Label | Occurrences |
|---|---|
| HD 215497 canonical | 3 |
| HD 215497 b | 3 |
| HD 215497 c | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5089085 — 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 215497 Context triple: [Tucana, contains, HD 215497]
-
A.
HD 281159
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.
-
B.
HD 278942
HD 278942 is a massive, young, early-type star located in the Perseus constellation and associated with the Perseus OB2 stellar association.
-
C.
HD 168454
HD 168454 is the Henry Draper Catalogue designation for Kaus Australis, the bright primary star in the constellation Sagittarius.
-
D.
HD 22951
HD 22951 is a hot, massive young star located in the Perseus constellation and belonging to the Perseus OB2 stellar association.
-
E.
HD 24760
HD 24760 is a hot, massive early-type star in the constellation Perseus, notable as a member of the young 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 215497 Target entity description: HD 215497 is a star located in the constellation Tucana, known to host at least one exoplanet.
-
A.
HD 281159
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.
-
B.
HD 278942
HD 278942 is a massive, young, early-type star located in the Perseus constellation and associated with the Perseus OB2 stellar association.
-
C.
HD 168454
HD 168454 is the Henry Draper Catalogue designation for Kaus Australis, the bright primary star in the constellation Sagittarius.
-
D.
HD 22951
HD 22951 is a hot, massive young star located in the Perseus constellation and belonging to the Perseus OB2 stellar association.
-
E.
HD 24760
HD 24760 is a hot, massive early-type star in the constellation Perseus, notable as a member of the young Perseus OB2 stellar association.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
exoplanet
ⓘ
main-sequence star ⓘ planet-hosting star ⓘ star ⓘ |
| apparentMagnitudeV | 8.99 ⓘ |
| constellation | Tucana ⓘ |
| declination | −60° (approximate) ⓘ |
| discoveryMethod | radial velocity ⓘ |
| discoveryMethodOfPlanets | radial velocity ⓘ |
| distanceFromEarth |
about 180 light-years
ⓘ
about 55 parsecs ⓘ |
| hasExoplanet |
HD 215497 b
ⓘ
linked to:
HD 215497
HD 215497 c ⓘ |
| hostGalaxy | Milky Way ⓘ |
| hostStar | HD 215497 ⓘ |
| locatedIn | southern celestial hemisphere ⓘ |
| metallicity[Fe/H] | slightly metal-rich ⓘ |
| minimumMass |
about 0.02 Jupiter masses
ⓘ
about 0.65 Jupiter masses ⓘ about 6 Earth masses ⓘ |
| orbitalPeriod |
about 3.93 days
ⓘ
about 567 days ⓘ |
| parallax | about 18 milliarcseconds ⓘ |
| planetarySystem | HD 215497 planetary system ⓘ |
| planetType |
gas giant
ⓘ
super-Earth ⓘ |
| rightAscension | 22h 47m (approximate) ⓘ |
| semiMajorAxis |
about 0.047 AU
ⓘ
about 1.4 AU ⓘ |
| spectralType | K3V ⓘ |
| stellarClass | K-type main-sequence star ⓘ |
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 215497 Description of subject: HD 215497 is a star located in the constellation Tucana, known to host at least one exoplanet.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.