Ran - ε Eridani (epsilon Eridani)
Ran, also designated as ε Eridani (epsilon Eridani), is a double main-sequence star in the constellation of Eridanus.
Ran visual magnitude is 3.73. Because of its moderate brightness, Ran 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 Ran:
Celestial coordinates and finder chart of Ran
Ran 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 Ran are provided in the following table:
The simplified sky map below shows the position of Ran in the sky:
Visibility of Ran from your location
Digitized Sky Survey image of Ran
The image below is a photograph of Ran 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 Ran is -0.974 arcsec per year in Right Ascension and 0.021 arcsec per year in Declination and the associated displacement for the next 100 years is represented with the red arrow.
Distance of Ran from the Sun and relative movement
Ran is distant 10.49 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.
Spectral properties of Ran
Ran belongs to spectral class K2 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where Ran is situated in the Hertzsprung–Russell diagram.
Ran star system properties
Ran is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the Ran double sysyem: