υ1 Eridani (upsilon1 Eridani)
υ1 Eridani is a variable hypergiant star in the constellation of Eridanus.
υ1 Eridani visual magnitude is 4.51. Because of its moderate brightness, υ1 Eridani should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.
The table below summarizes the key facts about υ1 Eridani:
Celestial coordinates and finder chart of υ1 Eridani
υ1 Eridani is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of υ1 Eridani are provided in the following table:
The simplified sky map below shows the position of υ1 Eridani in the sky:
Visibility of υ1 Eridani from your location
Digitized Sky Survey image of υ1 Eridani
The image below is a photograph of υ1 Eridani from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of υ1 Eridani is -0.102 arcsec per year in Right Ascension and -0.275 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of υ1 Eridani from the Sun and relative movement
υ1 Eridani is distant 124.33 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.
Spectral properties of υ1 Eridani
υ1 Eridani belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.
The red dot in the diagram below shows where υ1 Eridani is situated in the Hertzsprung–Russell diagram.