Alpha Doradus
E481655
Alpha Doradus is a bright blue-white binary star system in the southern constellation Dorado, notable as its most luminous member.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Alpha Doradus canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4943519 — 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: Alpha Doradus Context triple: [Dorado, brightestStar, Alpha Doradus]
-
A.
Alpha Capricorni
Alpha Capricorni is a bright multiple star system in the constellation Capricornus, visible to the naked eye as a single star but actually composed of two widely separated components.
-
B.
Delta Capricorni
Delta Capricorni is a multiple star system in the constellation Capricornus, notable as its most luminous star and commonly known by the traditional name Deneb Algedi.
-
C.
Alpha Ophiuchi
Alpha Ophiuchi, traditionally known as Rasalhague, is the brightest star in the constellation Ophiuchus and a rapidly rotating A-type subgiant located relatively close to Earth.
-
D.
Alpha Telescopii
Alpha Telescopii is a blue-white giant star that serves as the primary luminary of the southern constellation Telescopium.
-
E.
Capella
Capella is a small rural town in Central Queensland, Australia, known for its coal mining and agricultural industries.
- 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: Alpha Doradus Target entity description: Alpha Doradus is a bright blue-white binary star system in the southern constellation Dorado, notable as its most luminous member.
-
A.
Alpha Capricorni
Alpha Capricorni is a bright multiple star system in the constellation Capricornus, visible to the naked eye as a single star but actually composed of two widely separated components.
-
B.
Delta Capricorni
Delta Capricorni is a multiple star system in the constellation Capricornus, notable as its most luminous star and commonly known by the traditional name Deneb Algedi.
-
C.
Alpha Ophiuchi
Alpha Ophiuchi, traditionally known as Rasalhague, is the brightest star in the constellation Ophiuchus and a rapidly rotating A-type subgiant located relatively close to Earth.
-
D.
Alpha Telescopii
Alpha Telescopii is a blue-white giant star that serves as the primary luminary of the southern constellation Telescopium.
-
E.
Capella
Capella is a small rural town in Central Queensland, Australia, known for its coal mining and agricultural industries.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
binary star system
ⓘ
stellar system ⓘ |
| absoluteMagnitudeV | about −1.9 ⓘ |
| apparentMagnitudeV | 3.27 ⓘ |
| bayerDesignation | Alpha Doradus NERFINISHED ⓘ |
| brightestStarInConstellation | Dorado NERFINISHED ⓘ |
| color | blue-white ⓘ |
| component |
Alpha Doradus A
NERFINISHED
ⓘ
Alpha Doradus B NERFINISHED ⓘ |
| constellation | Dorado NERFINISHED ⓘ |
| declination | −55° ⓘ |
| distanceFromEarth_ly | about 169 ⓘ |
| distanceFromEarth_pc | about 52 ⓘ |
| effectiveTemperature_K | about 11000 (primary) ⓘ |
| evolutionaryStage | giant star (primary) ⓘ |
| flamsteedDesignation | 7 Doradus NERFINISHED ⓘ |
| galacticPopulation | thin disk ⓘ |
| hasCatalogEntry |
Bright Star Catalogue
NERFINISHED
ⓘ
Henry Draper Catalogue NERFINISHED ⓘ Hipparcos Catalogue NERFINISHED ⓘ |
| hasOrbitalMotion | yes ⓘ |
| hasVariability | yes ⓘ |
| hdNumber | HD 29305 NERFINISHED ⓘ |
| hemisphere | southern celestial hemisphere ⓘ |
| hipparcosNumber | HIP 21393 NERFINISHED ⓘ |
| hrNumber | HR 1544 NERFINISHED ⓘ |
| locatedIn |
Milky Way
ⓘ
southern sky ⓘ |
| luminosityMultipleOfSun | about 1000 (system) ⓘ |
| massMultipleOfSun |
about 2 (secondary)
ⓘ
about 4 (primary) ⓘ |
| metallicity_FeH | near solar ⓘ |
| notableFor |
blue-white color
ⓘ
brightest star in Dorado ⓘ ellipsoidal variability ⓘ |
| orbitalPeriod_days | about 12 ⓘ |
| parallax_mas | about 19.2 ⓘ |
| properMotionDec_masPerYr | about −6 ⓘ |
| properMotionRA_masPerYr | about +22 ⓘ |
| radialVelocity_kmPerSec | about +28 ⓘ |
| rightAscension | 04h 33m ⓘ |
| rotationalVelocity_kmPerSec | about 150 (primary) ⓘ |
| simbadId | alf Dor NERFINISHED ⓘ |
| spectralType |
A-type star
ⓘ
B9III ⓘ |
| variableStarType | ellipsoidal variable ⓘ |
| visibleToNakedEye | yes ⓘ |
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: Alpha Doradus Description of subject: Alpha Doradus is a bright blue-white binary star system in the southern constellation Dorado, notable as its most luminous member.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Dorado