Psi Tauri


Psi Tauri, which is Latinized from ψ Tauri, is a solitary star in the zodiac constellation of Taurus. It has a yellow-white hue and is visible to the naked eye with an apparent visual magnitude of +5.22. The distance to this system, as determined using an annual parallax shift of as seen from the Earth, is 91 light years. It is drifting further away with a radial velocity of +9 km/s.
This object is an F-type [main sequence star] with a stellar classification of F1 V, which indicates it is undergoing core hydrogen fusion. It is about 1.4 billion years old and is spinning with a projected rotational velocity of 45 km/s. The star has 1.6 times the mass of the Sun and 1.4 times its radius. It is radiating 4.8 times the Sun's luminosity from its photosphere at an effective temperature of 7,088 K.