Atlas - 27 Tauri
Atlas, also designated as 27 Tauri , is a variable and multiple giant star in the constellation of Taurus.
Atlas visual magnitude is 3.63. Because of its moderate brightness, Atlas 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 Atlas:
Celestial coordinates and finder chart of Atlas
Atlas 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 Atlas are provided in the following table:
The simplified sky map below shows the position of Atlas in the sky:
Visibility of Atlas from your location
Digitized Sky Survey image of Atlas
The image below is a photograph of Atlas 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 Atlas is 0.018 arcsec per year in Right Ascension and -0.047 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of Atlas from the Sun and relative movement
Atlas is distant 380.40 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.
Spectral properties of Atlas
Atlas belongs to spectral class B8 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where Atlas is situated in the Hertzsprung–Russell diagram.
Atlas star system properties
Atlas 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 Atlas double sysyem: