Delta Capricorni

E247366

A-type star astronomical object giant star main-sequence star multiple star system spectroscopic binary star star system in Capricornus stellar system

Delta Capricorni is a multiple star system in the constellation Capricornus, notable as its most luminous star and commonly known by the traditional name Deneb Algedi.

Try in SPARQL Jump to: Surface forms Statements Referenced by

All labels observed (9)

Label	Occurrences
Delta Capricorni canonical	3
Delta Capricorni A	2
Delta Capricorni B	2
Delta Capricorni C	2
Delta Capricorni D	2
δ Capricorni	2
45 Capricorni	1
Delta Capricorni Aa	1
Delta Capricorni Ab	1

Statements (48)

Predicate	Object
instanceOf	A-type star ⓘ astronomical object ⓘ giant star ⓘ main-sequence star ⓘ multiple star system ⓘ spectroscopic binary star ⓘ star system in Capricornus ⓘ stellar system ⓘ
hasApparentMagnitudeV	2.85 ⓘ
hasBayerDesignation	Delta Capricorni self-linksurface differs ⓘ surface form: δ Capricorni
hasColorIndexB−V	~+0.27 ⓘ
hasComponent	Delta Capricorni self-linksurface differs ⓘ surface form: Delta Capricorni A Delta Capricorni self-linksurface differs ⓘ surface form: Delta Capricorni Aa Delta Capricorni self-linksurface differs ⓘ surface form: Delta Capricorni Ab Delta Capricorni self-linksurface differs ⓘ surface form: Delta Capricorni B Delta Capricorni self-linksurface differs ⓘ surface form: Delta Capricorni C Delta Capricorni self-linksurface differs ⓘ surface form: Delta Capricorni D
hasDeclination	−16° 07′ 38″ (approx) ⓘ
hasDistanceFromEarth	~12 parsecs ⓘ ~39 light-years ⓘ
hasEffectiveTemperature	~7500 K (primary component) ⓘ
hasEquatorialCoordinateSystem	J2000 ⓘ
hasFlamsteedDesignation	Delta Capricorni self-linksurface differs ⓘ surface form: 45 Capricorni
hasLuminosity	~8 times solar luminosity (primary component) ⓘ
hasMass	~2 solar masses (primary component) ⓘ
hasMeaning	tail of the goat ⓘ
hasOtherDesignation	HD 207098 ⓘ HIP 106985 ⓘ HR 8315 ⓘ SAO 164565 ⓘ
hasParallax	~83 mas (approx) ⓘ
hasProperMotionInDec	~−65 mas/yr (approx) ⓘ
hasProperMotionInRA	~+82 mas/yr (approx) ⓘ
hasRadialVelocity	~+6 km/s (approx) ⓘ
hasRightAscension	21h 47m 02s (approx) ⓘ
hasSpectralClass	A7III ⓘ
hasSpectralType	A7III ⓘ F-type star ⓘ
hasTraditionalName	Deneb Algedi ⓘ
hasTraditionalNameOrigin	Arabic ⓘ
hasVariabilityPeriod	~1.02 days ⓘ
hasVariableType	eclipsing binary ⓘ
isBrightestStarIn	Capricornus ⓘ
isInConstellation	Capricornus ⓘ
isMostLuminousStarOf	Capricornus ⓘ
isPartOfAsterism	constellation Capricornus ⓘ surface form: Capricornus constellation figure
isVisibleToNakedEye	true ⓘ
refersTo	Delta Capricorni self-linksurface differs ⓘ

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: Delta Capricorni
Description of subject: Delta Capricorni is a multiple star system in the constellation Capricornus, notable as its most luminous star and commonly known by the traditional name Deneb Algedi.

Referenced by (16)

Full triples — surface form annotated when it differs from this entity's canonical label.

constellation Capricornus → brightestStarDesignation → Delta Capricorni ⓘ

subject surface form: Capricornus

Deneb Algedi → BayerDesignation → Delta Capricorni ⓘ

Deneb Algedi → BayerDesignationSymbol → Delta Capricorni ⓘ

this entity surface form: δ Capricorni

Deneb Algedi → hasComponent → Delta Capricorni ⓘ

this entity surface form: Delta Capricorni A

Deneb Algedi → hasComponent → Delta Capricorni ⓘ

this entity surface form: Delta Capricorni B

Deneb Algedi → hasComponent → Delta Capricorni ⓘ

this entity surface form: Delta Capricorni C

Deneb Algedi → hasComponent → Delta Capricorni ⓘ

this entity surface form: Delta Capricorni D

Delta Capricorni → hasBayerDesignation → Delta Capricorni self-linksurface differs ⓘ

this entity surface form: δ Capricorni

Delta Capricorni → hasFlamsteedDesignation → Delta Capricorni self-linksurface differs ⓘ

this entity surface form: 45 Capricorni