Constellation Crux | ||
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R Crucis is a star in the constellation Crux. A Cepheid variable, its apparent magnitude ranges from 6.4 to 7.23 over 5.82575 days. It is a yellow-white supergiant that pulsates between spectral types F6Ib-II and G2Ib-II. The radius is 44.6 times that of the Sun.
References
R Crucis Wikipedia(Text) CC BY-SA