Psi Eridani [SEP] constellation
Psi Eridani
Psi Eridani, Latinized from ψ Eridani, is a star in the constellation Eridanus. With an apparent visual magnitude is 4.81, it can be seen with the naked eye on a clear, dark night. Based upon an annual parallax shift of 4.41 milliarcseconds, it is located roughly 740 light years away from the Sun.
This is a B-type main sequence star with a stellar classification of B3 V. However, Houk and Swift (1999) classed it as a more evolved subgiant star
designation. It has the traditional name "Cursa" derived from "", "the Chair (or "Footstool") of the Central One". This is the name of the star association consisting of this star along with Lambda Eridani, Psi Eridani and Tau Orionis.
According to a NASA catalogue of stars, ' was the title of three stars: β Eri is "Cursa", Psi Eridani ', and Lambda Eridani "" (excluding Tau Orionis).
In 2016, the International Astronomical Union