Beta Muscae

E756335

Beta Muscae is a bright blue-white multiple star system in the southern constellation Musca, visible to the naked eye in the southern sky.

All labels observed (4)

Label Occurrences
Beta Muscae canonical 1
Beta Muscae A 1
Beta Muscae B 1

How this entity was disambiguated

Statements (43)

Predicate Object
instanceOf multiple star system
angularSeparation_arcsec 1.0
apparentMagnitudeRange 3.0–3.1
apparentMagnitudeV 3.05
bayerDesignation β Muscae
linked to: Beta Muscae
belongsTo Milky Way
catalogIdentifier HD 119439
HIP 67005
HR 5156
color blue-white
component Beta Muscae A
linked to: Beta Muscae

Beta Muscae B
linked to: Beta Muscae
constellation Musca
constellationFamily Bayer constellation Musca
linked to: constellation Musca
declination −68° 06′ 29″
discoverer John Herschel
discoveryCentury 19th century
distanceFromEarth_ly 340
distanceFromEarth_pc 104
effectiveTemperature_K 20000
epoch J2000
flamsteedDesignation 7 Muscae
linked to: Musca
galacticLatitude_deg −7.0
galacticLongitude_deg 301.0
hasProperName no widely used traditional name
hemisphere southern celestial hemisphere
isPartOf southern circumpolar sky (for high southern latitudes)
location southern sky
luminosityClass V
luminosityMultipleOfSun about 4000 (combined)
massMultipleOfSun about 7 (combined)
multiplicity binary star system
neighboringConstellation Centaurus
Chamaeleon
Crux
orbitalPeriod_years 194
parallax_mas 9.6
rightAscension 12h 46m 16s
spectralClass B2V
spectralTypeComponentA B2V
spectralTypeComponentB B3V
variableStar no
visibility visible to the naked eye

How these facts were elicited

Referenced by (4)

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

Musca containsStar Beta Muscae
Beta Muscae bayerDesignation β Muscae
linked to: Beta Muscae
Beta Muscae component Beta Muscae A
linked to: Beta Muscae
Beta Muscae component Beta Muscae B
linked to: Beta Muscae