γ Herculis

E925093

γ Herculis is a bright multiple star system in the constellation Hercules, visible to the naked eye and notable as one of the constellation’s principal stars.

All labels observed (5)

Label Occurrences
γ Herculis canonical 2
30 Herculis 1
Gamma Her 1

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf multiple star system
star
star
star system in constellation Hercules
stellar system
apparentColor white
apparentMagnitudeRange about 3.7–3.8
apparentMagnitudeV about 3.75
bayerDesignation Gamma Herculis
linked to: γ Herculis

γ Herculis
belongsTo Hercules constellation pattern
belongsToAsterism Keystone of Hercules (nearby principal stars)
bestSeenIn summer in Northern Hemisphere
catalogIdentifier HD 150680
HIP 81693
HR 6212
celestialObjectType multiple star
star
colorIndexB−V about −0.03
constellation Hercules
declination +19° (approx)
distanceFromEarth about 190 light-years
about 58 parsecs
equatorialCoordinateSystem ICRS
evolutionaryStage giant branch
flamsteedDesignation 30 Herculis
linked to: γ Herculis
galacticPopulation thin disk
hasAlternativeName 30 Her
linked to: 30 Herculis

Gamma Her
linked to: γ Herculis
hasComponent γ Herculis A
γ Herculis B
linked to: γ Herculis
hasRadialVelocity measurable
hemisphereVisibility northern sky
isPartOf Constellation Hercules
locatedIn Milky Way
luminosityClass III
multipleSystemComponents at least two
notableFor being a bright multiple star system
being one of the principal stars of Hercules
observedBy ground-based optical telescopes
parallax about 17 milliarcseconds
properMotion significant
rightAscension 16h 21m (approx)
skyPositionRole principal star of Hercules
spectralClass A9 III
spectralType A-type giant star
variableStarStatus suspected variable
visibility naked eye

How these facts were elicited

Referenced by (6)

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

Hercules hasStar γ Herculis
γ Herculis hasComponent γ Herculis B
linked to: γ Herculis
γ Herculis bayerDesignation γ Herculis
γ Herculis bayerDesignation Gamma Herculis
linked to: γ Herculis
γ Herculis flamsteedDesignation 30 Herculis
linked to: γ Herculis
γ Herculis hasAlternativeName Gamma Her
linked to: γ Herculis