47 Eridani is a variable giant star in the constellation of Eridanus.
47 Eridani visual magnitude is 5.11. Because of its reltive faintness, 47 Eridani should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.
The table below summarizes the key facts about 47 Eridani:
Celestial coordinates and finder chart of 47 Eridani
47 Eridani is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 47 Eridani are provided in the following table:
The simplified sky map below shows the position of 47 Eridani in the sky:
Visibility of 47 Eridani from your location
Digitized Sky Survey image of 47 Eridani
The image below is a photograph of 47 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 47 Eridani is -0.018 arcsec per year in Right Ascension and -0.001 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of 47 Eridani from the Sun and relative movement
47 Eridani is distant 804.94 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.
Spectral properties of 47 Eridani
47 Eridani belongs to spectral class M3 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where 47 Eridani is situated in the Hertzsprung–Russell diagram.