ε2 Arae (epsilon2 Arae)
ε2 Arae is a double main-sequence star in the constellation of Ara.
ε2 Arae visual magnitude is 5.29. Because of its reltive faintness, ε2 Arae 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 ε2 Arae:
Celestial coordinates and finder chart of ε2 Arae
ε2 Arae is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of ε2 Arae are provided in the following table:
The simplified sky map below shows the position of ε2 Arae in the sky:
Visibility of ε2 Arae from your location
Digitized Sky Survey image of ε2 Arae
The image below is a photograph of ε2 Arae 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 ε2 Arae is -0.003 arcsec per year in Right Ascension and -0.144 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of ε2 Arae from the Sun and relative movement
ε2 Arae is distant 85.86 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.
Spectral properties of ε2 Arae
ε2 Arae belongs to spectral class F6 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where ε2 Arae is situated in the Hertzsprung–Russell diagram.
ε2 Arae star system properties
ε2 Arae is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the ε2 Arae double sysyem: