Dschubba
E473831
Dschubba is a bright multiple star system that forms the "head" of the constellation Scorpius and is designated Delta Scorpii.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dschubba canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T4835412 — 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: Dschubba Context triple: [Scorpius, containsStar, Dschubba]
-
A.
Hadibu
Hadibu is the main town and administrative center of the Yemeni island of Socotra in the Arabian Sea.
-
B.
She'eb
She'eb is a town in Eritrea located within the Northern Red Sea administrative region.
-
C.
Jabriya
Jabriya is a residential suburb in Kuwait known for its mix of apartment buildings, schools, and local shops within the Hawalli Governorate.
-
D.
Datooga
Datooga is a Southern Nilotic language spoken primarily by the Datooga people of north-central Tanzania.
-
E.
Shabara
Shabara was an early Indian philosopher and commentator best known for his influential exegesis on the Purva Mimamsa school of Hindu philosophy.
- 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: Dschubba Target entity description: Dschubba is a bright multiple star system that forms the "head" of the constellation Scorpius and is designated Delta Scorpii.
-
A.
Hadibu
Hadibu is the main town and administrative center of the Yemeni island of Socotra in the Arabian Sea.
-
B.
She'eb
She'eb is a town in Eritrea located within the Northern Red Sea administrative region.
-
C.
Jabriya
Jabriya is a residential suburb in Kuwait known for its mix of apartment buildings, schools, and local shops within the Hawalli Governorate.
-
D.
Datooga
Datooga is a Southern Nilotic language spoken primarily by the Datooga people of north-central Tanzania.
-
E.
Shabara
Shabara was an early Indian philosopher and commentator best known for his influential exegesis on the Purva Mimamsa school of Hindu philosophy.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical object
ⓘ
multiple star system ⓘ star in Scorpius ⓘ stellar system ⓘ |
| formsPartOf | head of Scorpius ⓘ |
| hasAlternativeName | Dschubba ⓘ |
| hasApparentMagnitude | about 2.3 ⓘ |
| hasBayerDesignation |
δ Scorpii
ⓘ
linked to:
Delta Scorpii
|
| hasColor | blue-white ⓘ |
| hasComponent |
Delta Scorpii A
ⓘ
Delta Scorpii B ⓘ
linked to:
Delta Scorpii A
Delta Scorpii C ⓘ
linked to:
Delta Scorpii A
|
| hasConstellation | Scorpius ⓘ |
| hasDeclination | −22° ⓘ |
| hasDesignation | Delta Scorpii ⓘ |
| hasDistanceFromEarth |
about 150 parsecs
ⓘ
about 490 light-years ⓘ |
| hasEffectiveTemperature | about 27,000 K (primary component) ⓘ |
| hasEquinox | J2000.0 ⓘ |
| hasEtymology | from Arabic "jabhat" meaning "forehead" ⓘ |
| hasFlamsteedDesignation | 7 Scorpii ⓘ |
| hasGalacticPopulation | thin disk ⓘ |
| hasHenryDraperNumber | HD 143275 ⓘ |
| hasHipparcosNumber | HIP 78401 ⓘ |
| hasIAUApprovedName | Dschubba ⓘ |
| hasLuminosity | tens of thousands of times solar luminosity (primary component) ⓘ |
| hasMass | about 12 solar masses (primary component) ⓘ |
| hasOrbitalPeriod | about 10.6 years (A–B pair) ⓘ |
| hasParallax | about 6.5 milliarcseconds ⓘ |
| hasRadialVelocity | receding from the Sun ⓘ |
| hasRadius | about 7 solar radii (primary component) ⓘ |
| hasRightAscension | 16h 00m ⓘ |
| hasRotationalVelocity | high rotational velocity (primary component) ⓘ |
| hasSpectralType | B0.3 IV ⓘ |
| hasTraditionalName | Dschubba ⓘ |
| hasVariableType | Be star ⓘ |
| isBrightStar | true ⓘ |
| isCataloguedIn |
Henry Draper Catalogue
ⓘ
Hipparcos Catalogue ⓘ |
| isLocatedIn | Milky Way ⓘ |
| isNakedEyeVisible | true ⓘ |
| isPartOfAsterism | head of the Scorpion ⓘ |
| isUsedFor | celestial navigation in the southern sky ⓘ |
| isVariableStar | true ⓘ |
| isVisibleFrom | Earth ⓘ |
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: Dschubba Description of subject: Dschubba is a bright multiple star system that forms the "head" of the constellation Scorpius and is designated Delta Scorpii.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.