18 Librae is a multiple giant star in the constellation of Libra.
18 Librae visual magnitude is 5.87. Because of its reltive faintness, 18 Librae 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 18 Librae:
Celestial coordinates and finder chart of 18 Librae
18 Librae 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 18 Librae are provided in the following table:
The simplified sky map below shows the position of 18 Librae in the sky:
Visibility of 18 Librae from your location
Digitized Sky Survey image of 18 Librae
The image below is a photograph of 18 Librae 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 18 Librae is -0.101 arcsec per year in Right Ascension and -0.061 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of 18 Librae from the Sun and relative movement
18 Librae is distant 315.89 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.
Spectral properties of 18 Librae
18 Librae belongs to spectral class K3 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where 18 Librae is situated in the Hertzsprung–Russell diagram.
18 Librae star system properties
18 Librae is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 18 Librae double sysyem: