Eltanin - γ Draconis (gamma Draconis)
Eltanin, also designated as γ Draconis (gamma Draconis), is a multiple giant star in the constellation of Draco.
Eltanin visual magnitude is 2.23, making it the 67th brightest star in the sky. Thanks to its high brightness, Eltanin is clearly visible when observed from locations with dark skyes, and should be also quite easily visible from light polluted areas.
The table below summarizes the key facts about Eltanin:
Celestial coordinates and finder chart of Eltanin
Eltanin is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of Eltanin are provided in the following table:
The simplified sky map below shows the position of Eltanin in the sky:
Visibility of Eltanin from your location
Eltanin - γ Draconis (gamma Draconis) is circumpolar and transits at 12:52 UTC (altitude: 90.0°)
Digitized Sky Survey image of Eltanin
The image below is a photograph of Eltanin 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 Eltanin is -0.008 arcsec per year in Right Ascension and -0.019 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of Eltanin from the Sun and relative movement
Eltanin is distant 147.51 light years from the Sun and it is moving towards the Sun at the speed of 28 kilometers per second.
Spectral properties of Eltanin
Eltanin belongs to spectral class K5 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where Eltanin is situated in the Hertzsprung–Russell diagram.
Eltanin star system properties
Eltanin 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 Eltanin double sysyem: