ρ Herculis

E931691

ρ Herculis is a multiple-star system in the constellation Hercules, visible to the naked eye and known for its bright, closely spaced stellar components.

All labels observed (3)

Label Occurrences
ρ Herculis canonical 2
ρ Herculis A 1
ρ Herculis B 1

How this entity was disambiguated

Statements (41)

Predicate Object
instanceOf multiple star system
star
star
stellar system
apparentMagnitudeRange about 4.5 to 5.4 for individual components
apparentMagnitudeV 4.52
4.52
5.39
BayerDesignation ρ Herculis
belongsTo Milky Way
canBeObservedFrom mid-northern latitudes
constellation Hercules
declination +37° 08′ 44″
distanceFromEarth approximately 315 light-years
epoch J2000.0
FlamsteedDesignation 93 Herculis
galacticLatitude +33.52°
galacticLongitude 63.09°
hasAlternativeName 93 Her
BD+37 2835
HD 157482
HIP 85079
HR 6485
hasAngularSeparationBetweenComponents approximately 4.0 arcseconds
hasColorIndexBminusV −0.03
hasComponent ρ Herculis A
linked to: ρ Herculis

ρ Herculis B
linked to: ρ Herculis
isBinarySystem true
isNorthernHemisphereObject true
isPartOfAsterism Hercules constellation pattern
isVisibleToNakedEye true
locatedInConstellation Hercules
parallax 10.36 mas
properMotionDec −33.09 mas/yr
properMotionRA −13.40 mas/yr
radialVelocity −20 km/s
rightAscension 17h 23m 40s
SIMBADID rho+Her
spectralType A0V
B9III
variableStarStatus not known as a significant variable star

How these facts were elicited

Referenced by (4)

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

Hercules hasStar ρ Herculis
ρ Herculis BayerDesignation ρ Herculis
ρ Herculis hasComponent ρ Herculis A
linked to: ρ Herculis
ρ Herculis hasComponent ρ Herculis B
linked to: ρ Herculis