Mu Muscae

Mu Muscae (μ Mus) is a solitary star in the southern constellation of Musca. It is visible to the naked eye with an apparent visual magnitude of around 4.75. Based upon an annual parallax shift of 8.97 mas as seen from Earth, it is located about 360 light years from the Sun.

This is an evolved K-type giant star with a stellar classification of K4 III. It most likely on the red giant branch, rather than the asymptotic giant branch, and shows no signs of mass loss. Mu Muscae is an oxygen-rich irregular variable with a small amplitude that varies in visual magnitude between 4.71 and 4.76. It is radiating 465 times the luminosity of the Sun from its photosphere at an effective temperature of 4,086 K.