ρ2 Eridani (rho2 Eridani)
ρ2 Eridani is a variable and double hypergiant star in the constellation of Eridanus.
ρ2 Eridani visual magnitude is 5.32. Because of its reltive faintness, ρ2 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 ρ2 Eridani:
Celestial coordinates and finder chart of ρ2 Eridani
ρ2 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 ρ2 Eridani are provided in the following table:
The simplified sky map below shows the position of ρ2 Eridani in the sky:
Visibility of ρ2 Eridani from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's ρ2 Eridani (rho2 Eridani) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):
Digitized Sky Survey image of ρ2 Eridani
The image below is a photograph of ρ2 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 ρ2 Eridani is 0.047 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 ρ2 Eridani from the Sun and relative movement
ρ2 Eridani is distant 257.71 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.
Spectral properties of ρ2 Eridani
ρ2 Eridani belongs to spectral class K0 and has a luminosity class of II corresponding to a hypergiant star.
The red dot in the diagram below shows where ρ2 Eridani is situated in the Hertzsprung–Russell diagram.
ρ2 Eridani star system properties
ρ2 Eridani 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 ρ2 Eridani double sysyem: