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Y Carinae (Y Car) is a Classical Cepheid variable, a type of variable star, in the constellation Carina. [1]

5 relations: Carina (constellation), Classical Cepheid variable, Epoch (astronomy), Star, Variable star.

Carina is a constellation in the southern sky.

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Classical Cepheids (also known as Population I Cepheids, Type I Cepheids, or Delta Cephei variables) are a type of Cepheid variable star.

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In astronomy, an epoch is a moment in time used as a reference point for some time-varying astronomical quantity, such as the celestial coordinates or elliptical orbital elements of a celestial body, because these are subject to perturbations and vary with time.

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A star is a luminous sphere of plasma held together by its own gravity.

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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_Carinae

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