TAU4 ERIDANI

'Tau4 Eridani' (τ⁴ Eri / τ⁴ Eri) is a Class M3.5III, fourth-magnitude star in the constellation Eridanus. It has the seldom used proper name '''Liberfluus''' ('''Liberflux'''), which is Latin and means "Free-flowing" River.
Tau4 Eridani is a binary star system consisting primarily of Class M components, the brightest component being a Class M giant of apparent magnitude 3.66, having a mass and luminosity many times greater than that of the Sun. It is occasionally eclipsed by other stellar components within the system in ways similar to Algol. The entire star system is located about 260 light-years from Earth.

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External links

References

★ HD 20720

External links

★ Yale Bright Star Catalog; click on Eridanus