SAO 112740
E545067
SAO 112740 is the Smithsonian Astrophysical Observatory catalog designation for Bellatrix, a prominent blue giant star in the constellation Orion.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SAO 112740 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5775451 — 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: SAO 112740 Context triple: [Bellatrix, hasCatalogEntry, SAO 112740]
-
A.
9 Sagittarii
9 Sagittarii is a massive, luminous O-type star system in the constellation Sagittarius that plays a key role in energizing and illuminating the surrounding interstellar gas.
-
B.
Sigma Sagittarii
Sigma Sagittarii is a bright blue-white giant star in the constellation Sagittarius, marking one of the prominent points of the Teapot asterism.
-
C.
Zeta Sagittarii
Zeta Sagittarii is a bright multiple star system in the constellation Sagittarius, forming part of the asterism known as the Teapot.
-
D.
Theta Coronae Australis
Theta Coronae Australis is a star located in the southern constellation Corona Australis.
-
E.
Lambda Sagittarii
Lambda Sagittarii is a bright star in the constellation Sagittarius that marks the top of the Teapot asterism.
- 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: SAO 112740 Target entity description: SAO 112740 is the Smithsonian Astrophysical Observatory catalog designation for Bellatrix, a prominent blue giant star in the constellation Orion.
-
A.
9 Sagittarii
9 Sagittarii is a massive, luminous O-type star system in the constellation Sagittarius that plays a key role in energizing and illuminating the surrounding interstellar gas.
-
B.
Sigma Sagittarii
Sigma Sagittarii is a bright blue-white giant star in the constellation Sagittarius, marking one of the prominent points of the Teapot asterism.
-
C.
Zeta Sagittarii
Zeta Sagittarii is a bright multiple star system in the constellation Sagittarius, forming part of the asterism known as the Teapot.
-
D.
Theta Coronae Australis
Theta Coronae Australis is a star located in the southern constellation Corona Australis.
-
E.
Lambda Sagittarii
Lambda Sagittarii is a bright star in the constellation Sagittarius that marks the top of the Teapot asterism.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | star ⓘ |
| formsPartOf | figure of Orion (left shoulder) ⓘ |
| hasAge_Myr | ~25 ⓘ |
| hasAlternativeName |
Bellatrix
NERFINISHED
ⓘ
Gamma Orionis NERFINISHED ⓘ |
| hasApparentMagnitudeV | 1.64 ⓘ |
| hasBayerDesignation | Gamma Orionis NERFINISHED ⓘ |
| hasBDDesignation | +06 919 ⓘ |
| hasCatalogDesignation | SAO 112740 NERFINISHED ⓘ |
| hasColor | blue ⓘ |
| hasDeclination | +06° 20′ 58.931″ ⓘ |
| hasDistanceFromEarth_ly | ~250 ⓘ |
| hasDistanceFromEarth_pc | ~77 ⓘ |
| hasEffectiveTemperature_K | ~22000 ⓘ |
| hasEquinox | J2000 ⓘ |
| hasFlamsteedDesignation | 24 Orionis NERFINISHED ⓘ |
| hasGalacticPopulation | Orion OB1 association (probable former member) NERFINISHED ⓘ |
| hasHDDesignation | HD 35468 NERFINISHED ⓘ |
| hasHIPDesignation | HIP 25336 NERFINISHED ⓘ |
| hasHRDesignation | HR 1790 NERFINISHED ⓘ |
| hasLuminosity_solarLuminosity | ~920 ⓘ |
| hasLuminosityClass | III ⓘ |
| hasMass_solarMass | ~8.6 ⓘ |
| hasMetallicity_FeH | approximately solar ⓘ |
| hasNameOrigin | Latinized from Arabic "al-najīd" (the conqueror/warrior) ⓘ |
| hasParallax_mas | 12.92 ⓘ |
| hasProperMotionDec_masPerYr | −12.46 ⓘ |
| hasProperMotionRA_masPerYr | −8.75 ⓘ |
| hasRadialVelocity_kmPerSec | ~+18 ⓘ |
| hasRadius_solarRadius | ~5.8 ⓘ |
| hasRankByBrightnessInOrion | third brightest star in Orion ⓘ |
| hasRightAscension | 05h 25m 07.8633s ⓘ |
| hasRotationalVelocity_kmPerSec | ~220 ⓘ |
| hasSpectralClass | B ⓘ |
| hasSpectralType | B2III ⓘ |
| hasStellarClassification | blue giant star ⓘ |
| hasSurfaceGravity_logg | ~3.6 ⓘ |
| hasVariableStatus | suspected variable star ⓘ |
| isCulturalAsterismMemberOf | Orion’s Belt and shoulders pattern NERFINISHED ⓘ |
| isIncludedInCatalog |
Bright Star Catalogue
NERFINISHED
ⓘ
Henry Draper Catalogue NERFINISHED ⓘ Hipparcos Catalogue NERFINISHED ⓘ |
| isInConstellation | Orion NERFINISHED ⓘ |
| isLocatedInHemisphere | celestial equator region ⓘ |
| isOneOfBrightestStarsIn | Orion NERFINISHED ⓘ |
| isPartOfCatalog | Smithsonian Astrophysical Observatory Star Catalog NERFINISHED ⓘ |
| isSpectralStandardFor | B2III ⓘ |
| isVisibleTo | naked eye ⓘ |
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: SAO 112740 Description of subject: SAO 112740 is the Smithsonian Astrophysical Observatory catalog designation for Bellatrix, a prominent blue giant star in the constellation Orion.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.