HR5821 is a double giant star in the constellation of Lupus.
HR5821 visual magnitude is 6.23. Because of its reltive faintness, HR5821 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 HR5821:
Celestial coordinates and finder chart of HR5821
HR5821 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 HR5821 are provided in the following table:
The simplified sky map below shows the position of HR5821 in the sky:
Visibility of HR5821 from your location
Digitized Sky Survey image of HR5821
The image below is a photograph of HR5821 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 HR5821 is -0.027 arcsec per year in Right Ascension and -0.025 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR5821 from the Sun and relative movement
HR5821 is distant 883.47 light years from the Sun and it is moving towards the Sun at the speed of 54 kilometers per second.
Spectral properties of HR5821
HR5821 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 HR5821 is situated in the Hertzsprung–Russell diagram.
HR5821 star system properties
HR5821 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 HR5821 double sysyem: