Dog Star
E712260
The Dog Star is the brightest star in the night sky, located in the constellation Canis Major and forming part of the prominent winter sky in the Northern Hemisphere.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dog Star canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8141104 — 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: Dog Star Context triple: [Sirius, alsoKnownAs, Dog Star]
-
A.
Dogstar
Dogstar is an alternative rock band best known for featuring actor Keanu Reeves as its bassist.
-
B.
Release the Stars
Release the Stars is a 2007 studio album by singer-songwriter Rufus Wainwright, noted for its lush orchestration and theatrical pop compositions.
-
C.
Another Star
"Another Star" is an upbeat, horn-driven soul and funk song by Stevie Wonder from his acclaimed 1976 album "Songs in the Key of Life."
-
D.
Follow a Star
"Follow a Star" is a 1959 British comedy film starring Norman Wisdom as an inept but endearing aspiring entertainer whose misadventures lead him toward unexpected success.
-
E.
Starlight
Starlight is a fictional character or element associated with the Evolver universe, likely representing a key component or aspect within that setting.
- 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: Dog Star Target entity description: The Dog Star is the brightest star in the night sky, located in the constellation Canis Major and forming part of the prominent winter sky in the Northern Hemisphere.
-
A.
Dogstar
Dogstar is an alternative rock band best known for featuring actor Keanu Reeves as its bassist.
-
B.
Release the Stars
Release the Stars is a 2007 studio album by singer-songwriter Rufus Wainwright, noted for its lush orchestration and theatrical pop compositions.
-
C.
Another Star
"Another Star" is an upbeat, horn-driven soul and funk song by Stevie Wonder from his acclaimed 1976 album "Songs in the Key of Life."
-
D.
Follow a Star
"Follow a Star" is a 1959 British comedy film starring Norman Wisdom as an inept but endearing aspiring entertainer whose misadventures lead him toward unexpected success.
-
E.
Starlight
Starlight was the original name of a long-distance passenger train route that later became known as Amtrak’s Coast Starlight, running along the U.S. West Coast.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | star ⓘ |
| age_years | about 2.4×10^8 years ⓘ |
| alsoKnownAs |
Alpha Canis Majoris
NERFINISHED
ⓘ
Canicula NERFINISHED ⓘ Sirius NERFINISHED ⓘ Sothis NERFINISHED ⓘ α Canis Majoris NERFINISHED ⓘ |
| apparentMagnitude | −1.46 ⓘ |
| BayerDesignation | α Canis Majoris NERFINISHED ⓘ |
| brightnessRank | brightest star in the night sky ⓘ |
| colorIndexB−V | +0.00 ⓘ |
| constellation | Canis Major NERFINISHED ⓘ |
| culturalAssociation |
Dog Days of summer
ⓘ
Egyptian calendar star Sothis NERFINISHED ⓘ |
| declination_J2000 | −16° 42′ 58″ ⓘ |
| distanceFromEarth_ly | about 8.6 light‑years ⓘ |
| distanceFromEarth_pc | about 2.64 parsecs ⓘ |
| effectiveTemperature_K | about 9940 K ⓘ |
| FlamsteedDesignation | 9 Canis Majoris NERFINISHED ⓘ |
| galacticLatitude_deg | about −8.89 ⓘ |
| galacticLongitude_deg | about 227.23 ⓘ |
| hasCompanion | white dwarf Sirius B NERFINISHED ⓘ |
| hemisphereVisibility | visible from both Northern and Southern Hemispheres ⓘ |
| hostConstellationTranslation | Greater Dog NERFINISHED ⓘ |
| IAUName | Sirius NERFINISHED ⓘ |
| luminosityRelativeToSun | about 25 times solar luminosity ⓘ |
| massRelativeToSun | about 2.0 solar masses ⓘ |
| notableProperty |
exhibits significant proper motion
ⓘ
one of the nearest bright stars to Earth ⓘ |
| observedSinceAntiquity | true ⓘ |
| orbitalPeriod_years | about 50.1 years ⓘ |
| parallax_mas | about 379.21 milliarcseconds ⓘ |
| primaryComponent | Sirius A NERFINISHED ⓘ |
| properMotionDec_masPerYear | −1223.08 ⓘ |
| properMotionRA_masPerYear | −546.01 ⓘ |
| radialVelocity_kmPerSec | about −5.5 ⓘ |
| radiusRelativeToSun | about 1.7 solar radii ⓘ |
| rightAscension_J2000 | 06h 45m 08.9s ⓘ |
| seasonalProminence | prominent in the winter sky of the Northern Hemisphere ⓘ |
| secondaryComponent | Sirius B NERFINISHED ⓘ |
| SiriusA_instanceOf | main‑sequence star ⓘ |
| SiriusA_spectralType | A1V ⓘ |
| SiriusB_instanceOf | white dwarf ⓘ |
| SiriusB_spectralType | DA2 ⓘ |
| spectralType | A1V ⓘ |
| systemType | binary star system ⓘ |
| 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: Dog Star Description of subject: The Dog Star is the brightest star in the night sky, located in the constellation Canis Major and forming part of the prominent winter sky in the Northern Hemisphere.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.