HD 74442
E584558
HD 74442 is a star in the constellation Cancer, known as Delta Cancri, which serves as an important reference point in stellar catalogs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| HD 74442 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6301629 — 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: HD 74442 Context triple: [Delta Cancri, hasCatalogIdentifier, HD 74442]
-
A.
HD 74442
HD 74442 is a star in the constellation Cancer, better known by its traditional name Asellus Australis.
-
B.
HD 37742
HD 37742 is the bright blue supergiant star better known as Alnitak, the easternmost star in Orion’s Belt.
-
C.
HD 278942
HD 278942 is a massive, young, early-type star located in the Perseus constellation and associated with the Perseus OB2 stellar association.
-
D.
HD 215497
HD 215497 is a star located in the constellation Tucana, known to host at least one exoplanet.
-
E.
HIP 44127
HIP 44127 is the Hipparcos catalog designation for Alpha Cancri, a multiple star system in the constellation Cancer.
- 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: HD 74442 Target entity description: HD 74442 is a star in the constellation Cancer, known as Delta Cancri, which serves as an important reference point in stellar catalogs.
-
A.
HD 74442
HD 74442 is a star in the constellation Cancer, better known by its traditional name Asellus Australis.
-
B.
HD 37742
HD 37742 is the bright blue supergiant star better known as Alnitak, the easternmost star in Orion’s Belt.
-
C.
HD 278942
HD 278942 is a massive, young, early-type star located in the Perseus constellation and associated with the Perseus OB2 stellar association.
-
D.
HD 215497
HD 215497 is a star located in the constellation Tucana, known to host at least one exoplanet.
-
E.
HIP 44127
HIP 44127 is the Hipparcos catalog designation for Alpha Cancri, a multiple star system in the constellation Cancer.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf | star ⓘ |
| hasApparentMagnitudeV | 3.94 ⓘ |
| hasBayerDesignation | Delta Cancri NERFINISHED ⓘ |
| hasBDNumber | +18 1910 ⓘ |
| hasColor | orange ⓘ |
| hasColorIndexBminusV | 1.02 ⓘ |
| hasConstellation | Cancer NERFINISHED ⓘ |
| hasConstellationAbbreviation | Cnc NERFINISHED ⓘ |
| hasCulturalAssociation | part of the constellation Cancer ⓘ |
| hasDeclination | +18° 09′ 15″ ⓘ |
| hasDistanceFromEarth |
approximately 290 light-years
ⓘ
approximately 89 parsecs ⓘ |
| hasEffectiveTemperature | about 4800 K ⓘ |
| hasEpoch | J2000.0 ⓘ |
| hasEquinox | J2000.0 ⓘ |
| hasFlamsteedDesignation | 55 Cancri NERFINISHED ⓘ |
| hasGalacticLatitude | +32° (approximate) ⓘ |
| hasGalacticLongitude | 206° (approximate) ⓘ |
| hasGalacticPopulation | thinDisk ⓘ |
| hasHDNumber | HD 74442 NERFINISHED ⓘ |
| hasHIPNumber | HIP 42911 NERFINISHED ⓘ |
| hasHRNumber | HR 3461 NERFINISHED ⓘ |
| hasLuminosity | about 60 times solar luminosity ⓘ |
| hasLuminosityClass | III ⓘ |
| hasMass | about 2.5 solar masses ⓘ |
| hasMetallicity | near-solar ⓘ |
| hasParallax | 11.23 mas ⓘ |
| hasPhotometricSystem | Johnson V ⓘ |
| hasProperMotionInDec | −13 mas/yr (approximate) ⓘ |
| hasProperMotionInRA | −23 mas/yr (approximate) ⓘ |
| hasProperName | Asellus Australis NERFINISHED ⓘ |
| hasRadialVelocity | about +23 km/s ⓘ |
| hasRadius | about 10 solar radii ⓘ |
| hasRightAscension | 08h 44m 41s ⓘ |
| hasSIMBADIdentifier |
* del Cnc
NERFINISHED
ⓘ
HD 74442 NERFINISHED ⓘ |
| hasSpectralType | K0III ⓘ |
| hasStellarClassification | giantStar ⓘ |
| hasVariableStarType | non-variable ⓘ |
| isNakedEyeVisible | true ⓘ |
| isPartOfAsterism | body of Cancer NERFINISHED ⓘ |
| locatedInConstellation | Cancer NERFINISHED ⓘ |
| usedAsReferenceStar | true ⓘ |
| visibleInBand | visibleLight ⓘ |
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: HD 74442 Description of subject: HD 74442 is a star in the constellation Cancer, known as Delta Cancri, which serves as an important reference point in stellar catalogs.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.