HIP 25930
E540371
HIP 25930 is the Hipparcos catalog designation for Mintaka, a bright multiple star system that forms the westernmost star in Orion’s Belt.
All labels observed (1)
| Label | Occurrences |
|---|---|
| HIP 25930 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5723647 — 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: HIP 25930 Context triple: [Mintaka, catalogIdentifier, HIP 25930]
-
A.
HIP 21421
HIP 21421 is the Hipparcos catalog designation for Aldebaran, the bright orange giant star that marks the eye of the constellation Taurus.
-
B.
HIP 17954
HIP 17954 is a star in the Pleiades open star cluster, known more commonly by its traditional name Sterope I.
-
C.
HIP 17531
HIP 17531 is a star in the Pleiades open star cluster, more commonly known by its traditional name Taygeta.
-
D.
HIP 89931
HIP 89931 is the Hipparcos catalog designation for Kaus Australis, the brightest star in the constellation Sagittarius.
-
E.
HIP 17608
HIP 17608 is a star in the constellation Taurus, more commonly known as 23 Tauri, and is cataloged in the Hipparcos star catalog.
- 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: HIP 25930 Target entity description: HIP 25930 is the Hipparcos catalog designation for Mintaka, a bright multiple star system that forms the westernmost star in Orion’s Belt.
-
A.
HIP 21421
HIP 21421 is the Hipparcos catalog designation for Aldebaran, the bright orange giant star that marks the eye of the constellation Taurus.
-
B.
HIP 17954
HIP 17954 is a star in the Pleiades open star cluster, known more commonly by its traditional name Sterope I.
-
C.
HIP 17531
HIP 17531 is a star in the Pleiades open star cluster, more commonly known by its traditional name Taygeta.
-
D.
HIP 89931
HIP 89931 is the Hipparcos catalog designation for Kaus Australis, the brightest star in the constellation Sagittarius.
-
E.
HIP 17608
HIP 17608 is a star in the constellation Taurus, more commonly known as 23 Tauri, and is cataloged in the Hipparcos star catalog.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Hipparcos catalog star
ⓘ
astronomical object ⓘ star system ⓘ |
| alsoKnownAs |
Delta Orionis
NERFINISHED
ⓘ
Mintaka NERFINISHED ⓘ |
| apparentMagnitudeV | about 2.23 ⓘ |
| BayerDesignation | Delta Orionis NERFINISHED ⓘ |
| belongsToCatalog |
Henry Draper Catalogue
NERFINISHED
ⓘ
Hipparcos Catalogue NERFINISHED ⓘ |
| colorIndexBMinusV | about −0.20 ⓘ |
| componentOfAsterism | Orion's Belt NERFINISHED ⓘ |
| constellation | Orion NERFINISHED ⓘ |
| declination | −00° 18′ (approx, J2000) ⓘ |
| distanceFromEarth |
about 1,200 light-years
ⓘ
about 360 parsecs ⓘ |
| effectiveTemperature | about 30,000 K (primary) ⓘ |
| evolutionaryStage | bright giant ⓘ |
| FlamsteedDesignation | 34 Orionis NERFINISHED ⓘ |
| galacticPopulation | thin disk ⓘ |
| hasBinaryComponent | Mintaka Aa-Ab NERFINISHED ⓘ |
| hasComponent |
Mintaka A
NERFINISHED
ⓘ
Mintaka B NERFINISHED ⓘ Mintaka C NERFINISHED ⓘ Mintaka D NERFINISHED ⓘ |
| hasEquatorialCoordinates | true ⓘ |
| hasStellarWind | strong ⓘ |
| HDNumber | HD 36486 NERFINISHED ⓘ |
| hemisphereVisibility | both hemispheres ⓘ |
| HRNumber | HR 1852 NERFINISHED ⓘ |
| isBrightStar | true ⓘ |
| locatedNearCelestialEquator | true ⓘ |
| luminosity | over 100,000 times solar luminosity (primary) ⓘ |
| massOfPrimaryComponent | about 20 solar masses ⓘ |
| massOfSecondaryComponent | about 8 solar masses ⓘ |
| multipleStarSystem | true ⓘ |
| orbitalPeriodOfEclipsingPair | about 5.73 days ⓘ |
| parallax | about 2.8 milliarcseconds ⓘ |
| partOfMilkyWay | true ⓘ |
| positionInOrionsBelt | westernmost star ⓘ |
| radialVelocity | about +16 km/s ⓘ |
| rightAscension | 05h 32m (approx, J2000) ⓘ |
| spectralClassOfPrimary | O9.5II ⓘ |
| spectralType | O9.5II (primary component) ⓘ |
| usedAsNavigationStar | true ⓘ |
| variabilityType | eclipsing binary (primary subsystem) ⓘ |
| 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: HIP 25930 Description of subject: HIP 25930 is the Hipparcos catalog designation for Mintaka, a bright multiple star system that forms the westernmost star in Orion’s Belt.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.