Epsilon Mensae
Epsilon Mensae, Latinized to ε Mensae, is a single star in the southern circumpolar constellation Mensa. It has an apparent magnitude of 5.52, making it faintly visible to the naked eye under ideal conditions. The object has a heliocentric radial velocity of , meaning it is receding from the Solar System, and is estimated to be 454 light years away. Epsilon Mensae has a stellar classification of K2/3 III — intermediate between a K2 and K3 giant star. It has 115% the mass of the Sun and an enlarged radius of . It shines at 170 times the luminosity of the Sun from its photosphere at an effective temperature of , giving it an orange glow. Epsilon Mensae has a metallicity 49% that of the Sun and is believed to be a member of the young disk population. It spins leisurely with a projected rotational velocity of about . References Mensa (constellation) Mensae, Epsilon 036039 2919 060816 K-type giants Mensae, 43 PD-78 265