τ3 Serpentis (tau3 Serpentis)
τ3 Serpentis is a giant star in the constellation of Serpens.
τ3 Serpentis visual magnitude is 6.12. Because of its reltive faintness, τ3 Serpentis 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 τ3 Serpentis:
Celestial coordinates and finder chart of τ3 Serpentis
τ3 Serpentis 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 τ3 Serpentis are provided in the following table:
The simplified sky map below shows the position of τ3 Serpentis in the sky:
Visibility of τ3 Serpentis from your location
Digitized Sky Survey image of τ3 Serpentis
The image below is a photograph of τ3 Serpentis 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 τ3 Serpentis is -0.079 arcsec per year in Right Ascension and -0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of τ3 Serpentis from the Sun and relative movement
τ3 Serpentis is distant 414.23 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.
Spectral properties of τ3 Serpentis
τ3 Serpentis belongs to spectral class G8
The red dot in the diagram below shows where τ3 Serpentis is situated in the Hertzsprung–Russell diagram.