Tau Canis Majoris

E520069

Tau Canis Majoris is a very luminous, massive blue-white multiple star system located in the constellation Canis Major and is one of the brightest members of the open cluster NGC 2362.

All labels observed (5)

Label Occurrences
Tau Canis Majoris canonical 6
Tau Canis Majoris A 1
Tau Canis Majoris B 1

How this entity was disambiguated

Statements (43)

Predicate Object
instanceOf massive star ⓘ
multiple star system ⓘ
absoluteMagnitudeV about −6.9 ⓘ
age_Myr about 4 ⓘ
apparentMagnitudeV 4.39 ⓘ
catalogDesignation HD 57061 ⓘ
HIP 35415 ⓘ
HR 2782 ⓘ
τ CMa ⓘ
color blue-white ⓘ
colorIndexB−V −0.19 ⓘ
constellation Canis Major ⓘ
declination −24° 57′ 16″ ⓘ
distanceFromEarth_ly about 4,800 light-years ⓘ
distanceFromEarth_pc about 1,470 parsecs ⓘ
dominatesClusterLightOf NGC 2362 ⓘ
effectiveTemperature_K 32000 ⓘ
epoch J2000 ⓘ
evolutionaryStage supergiant ⓘ
galacticPopulation young disk ⓘ
hasComponent Tau Canis Majoris A ⓘ
linked to: Tau Canis Majoris

Tau Canis Majoris B ⓘ
linked to: Tau Canis Majoris

Tau Canis Majoris C ⓘ
linked to: Tau Canis Majoris

Tau Canis Majoris D ⓘ
linked to: Tau Canis Majoris
hasOpenCluster NGC 2362 ⓘ
isBrightestMemberOf NGC 2362 ⓘ
isIonizingSourceFor surrounding interstellar gas in NGC 2362 ⓘ
isPartOf Milky Way ⓘ
locatedIn southern celestial hemisphere ⓘ
luminositySolar about 280000 ⓘ
massSolar about 40 ⓘ
memberOf NGC 2362 ⓘ
metallicity_Fe_H approximately solar ⓘ
multiplicity multiple ⓘ
parallax_mas 0.68 ⓘ
parallaxError_mas 0.16 ⓘ
properMotionDec_mas_yr +3.46 ⓘ
properMotionRA_mas_yr −2.09 ⓘ
radialVelocity_km_s +58 ⓘ
radiusSolar about 17 ⓘ
rightAscension 07h 18m 42.5s ⓘ
spectralType O9Ib ⓘ
variableType Beta Lyrae-type eclipsing binary (suspected) ⓘ

How these facts were elicited

Referenced by (10)

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

Canis Major → contains → Tau Canis Majoris ⓘ
CMa → contains → Tau Canis Majoris ⓘ
Tau Canis Majoris → hasComponent → Tau Canis Majoris A ⓘ
linked to: Tau Canis Majoris
Tau Canis Majoris → hasComponent → Tau Canis Majoris B ⓘ
linked to: Tau Canis Majoris
Tau Canis Majoris → hasComponent → Tau Canis Majoris C ⓘ
linked to: Tau Canis Majoris
Tau Canis Majoris → hasComponent → Tau Canis Majoris D ⓘ
linked to: Tau Canis Majoris
NGC 2362 → dominatedByStar → Tau Canis Majoris ⓘ
NGC 2362 → dominantStar → Tau Canis Majoris ⓘ
NGC 2362 → containsStar → Tau Canis Majoris ⓘ
NGC 2362 → centralStar → Tau Canis Majoris ⓘ