Mintaka
E126207
B-type main-sequence star
multiple star system
spectroscopic binary star
star in Orion's Belt
stellar system
Mintaka is a bright multiple star system in the constellation Orion, forming one of the three prominent stars of Orion’s Belt.
All labels observed (5)
How this entity was disambiguated
This entity first appeared as the object of triple T1092365 — 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: Mintaka Context triple: [Orion's Belt, hasStar, Mintaka]
-
A.
Kibondo
Kibondo is a town in western Tanzania that serves as an administrative and commercial center in the Kigoma Region.
-
B.
Negombo
Negombo is a coastal city in western Sri Lanka known historically as a strategic colonial port and today for its fishing industry and beach tourism.
-
C.
Ntumu
Ntumu is a dialect of the Fang language spoken by Fang communities in parts of Central Africa, particularly in Equatorial Guinea, Gabon, and Cameroon.
-
D.
Murambi
Murambi is a residential suburb of Mutare, a major city in eastern Zimbabwe.
-
E.
Tumut
Tumut is a historic town in the Snowy Mountains region of New South Wales, Australia, known for its timber industry, scenic river landscapes, and role as a gateway to the Snowy Mountains Scheme.
- 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: Mintaka Target entity description: Mintaka is a bright multiple star system in the constellation Orion, forming one of the three prominent stars of Orion’s Belt.
-
A.
Kibondo
Kibondo is a town in western Tanzania that serves as an administrative and commercial center in the Kigoma Region.
-
B.
Negombo
Negombo is a coastal city in western Sri Lanka known historically as a strategic colonial port and today for its fishing industry and beach tourism.
-
C.
Ntumu
Ntumu is a dialect of the Fang language spoken by Fang communities in parts of Central Africa, particularly in Equatorial Guinea, Gabon, and Cameroon.
-
D.
Murambi
Murambi is a residential suburb of Mutare, a major city in eastern Zimbabwe.
-
E.
Tumut
Tumut is a historic town in the Snowy Mountains region of New South Wales, Australia, known for its timber industry, scenic river landscapes, and role as a gateway to the Snowy Mountains Scheme.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
B-type main-sequence star
ⓘ
multiple star system ⓘ spectroscopic binary star ⓘ star in Orion's Belt ⓘ stellar system ⓘ |
| ageEstimate | a few million years ⓘ |
| alsoKnownAs |
Delta Orionis
ⓘ
δ Orionis ⓘ
linked to:
Delta Orionis
|
| apparentMagnitudeV | about 2.2 ⓘ |
| belongsToAsterism |
Orion's Belt
ⓘ
linked to:
Orion constellation
|
| brightnessRankInOrion | among the brightest stars in Orion ⓘ |
| catalogIdentifier |
HD 36486
ⓘ
HIP 25930 ⓘ HR 1852 ⓘ SAO 132220 ⓘ |
| colorIndexBminusV | about −0.2 ⓘ |
| componentOf |
Orion's Belt
ⓘ
linked to:
Orion constellation
|
| constellation | Orion ⓘ |
| culturalSignificance | navigation star ⓘ |
| declination | −00° 18′ ⓘ |
| discoveryOfMultiplicity | recognized as multiple system by spectroscopy and high-resolution imaging ⓘ |
| distanceFromEarth |
about 1,200 light-years
ⓘ
about 360 parsecs ⓘ |
| eclipticProximity | lies very close to the celestial equator ⓘ |
| effectiveTemperaturePrimary | about 30,000 K ⓘ |
| galacticLatitude | about −17° ⓘ |
| galacticLongitude | about 203° ⓘ |
| hasComponent |
Mintaka A
ⓘ
linked to:
Mintaka
Mintaka B ⓘ
linked to:
Mintaka
Mintaka C ⓘ
linked to:
Mintaka
Mintaka D ⓘ
linked to:
Mintaka
|
| locatedIn |
Milky Way
ⓘ
Orion OB1 association ⓘ
linked to:
Orion OB association
|
| luminosityClassPrimary | bright giant ⓘ |
| luminosityEstimate | tens of thousands of times the Sun ⓘ |
| massEstimate | primary component about 20 solar masses ⓘ |
| neighboringStarInBelt |
Alnilam
ⓘ
Alnitak ⓘ |
| parallax | about 2.8 mas ⓘ |
| properMotionDec | about −1 mas/yr ⓘ |
| properMotionRA | about +1 mas/yr ⓘ |
| radialVelocity | about +21 km/s ⓘ |
| rightAscension | 05h 32m ⓘ |
| spectralType | O9.5 II ⓘ |
| spectralTypePrimary | O9.5 II ⓘ |
| variableStarDesignation | V* del Ori ⓘ |
| variableStarType | eclipsing binary ⓘ |
| visibilitySeason | best seen in northern winter ⓘ |
| visibleFrom | both hemispheres ⓘ |
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: Mintaka Description of subject: Mintaka is a bright multiple star system in the constellation Orion, forming one of the three prominent stars of Orion’s Belt.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Mintaka
linked to: Mintaka
linked to: Mintaka
linked to: Mintaka