Theta1 Orionis C

E514710

Theta1 Orionis C is the most massive and luminous star in the Trapezium cluster at the heart of the Orion Nebula, dominating its energetic radiation and stellar environment.

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Statements (50)

Predicate Object
instanceOf O-type main-sequence star
massive star
primary ionizing source
star
affects dynamics of nearby young stars in Trapezium
structure of Orion Nebula H II region
componentOf Orion OB1 association NERFINISHED
dominatesRadiationFieldOf Orion Nebula NERFINISHED
dominatesStellarEnvironmentOf Trapezium cluster NERFINISHED
drives photoevaporation of protoplanetary disks in Orion Nebula
hasAge about 1 million years
hasAlternativeName HD 37022 NERFINISHED
HIP 26241 NERFINISHED
HR 1892 NERFINISHED
Theta-1 Orionis C NERFINISHED
V1016 Orionis NERFINISHED
θ1 Ori C NERFINISHED
hasApparentMagnitudeV about 5.1
hasApproximateDistanceFromEarth about 1,300 light-years
about 400 parsecs
hasApproximateEffectiveTemperature about 40,000 K
hasApproximateLuminosity several hundred thousand times solar luminosity
hasApproximateMass 30 solar masses
40 solar masses
hasCompanionType massive early-type star
hasDeclination −05° 23′
hasLuminosityClass V
hasMagneticField strong, organized
hasRightAscension 05h 35m
hasSpectralType O6
O7
hasStellarWind strong
hasVariableType spectroscopic variable
influences evolution of proplyds in Orion Nebula
ionizes gas in the Orion Nebula
isBinarySystem true
isMostLuminousStarOf Trapezium cluster NERFINISHED
isMostMassiveStarOf Trapezium cluster NERFINISHED
isPrimarySourceOf ultraviolet radiation in the Orion Nebula core
isYoungStar true
locatedIn Orion Molecular Cloud Complex NERFINISHED
Orion Nebula NERFINISHED
constellation Orion
memberOf Trapezium cluster NERFINISHED
observedIn X-ray wavelengths
optical wavelengths
ultraviolet wavelengths
partOf Theta1 Orionis multiple star system NERFINISHED
shows X-ray emission
willEndAs core-collapse supernova

Referenced by (1)

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

Orion Nebula primaryIonizingStar Theta1 Orionis C