- Source: Pi2 Octantis
Pi2 Octantis, Latinized from π2 Octantis, is a solitary star situated in the southern circumpolar constellation Octans. It has an apparent magnitude of 5.64, allowing it to be faintly visible to the naked eye under ideal conditions. Located 1,570 light years away, the star is approaching the Sun with a heliocentric radial velocity of −13.8 km/s.
This object is an ageing late G-type supergiant that has 7 times the mass of the Sun and 69.02 times the radius of the Sun. It radiates at 2,709 L☉ from its enlarged photosphere at an effective temperature of 4,588 K, giving it an orange-yellow glow. Despite its advanced state, Pi2 Octantis is still a young star at an age of 43 million years. It spins modestly with a projected rotational velocity of 5.7 km/s.