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Y Centauri or Y Cen (HD 127233, HIP 70969) is a variable star in the constellation of Centaurus. [1]

5 relations: Centaurus, IRAS, Maser, Stellar classification, Variable star.


Centaurus is a bright constellation in the southern sky.

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The Infrared Astronomical Satellite (IRAS) was the first-ever space-based observatory to perform a survey of the entire sky at infrared wavelengths.

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A maser, an acronym for "microwave amplification by stimulated emission of radiation", is a device that produces coherent electromagnetic waves through amplification by stimulated emission.

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Stellar classification

In astronomy, stellar classification is the classification of stars based on their spectral characteristics.

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Variable star

A variable star is a star whose brightness as seen from Earth (its apparent magnitude) fluctuates.

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[1] https://en.wikipedia.org/wiki/Y_Centauri

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