HR6731 is a double giant star in the constellation of Apus.
HR6731 visual magnitude is 5.86. Because of its reltive faintness, HR6731 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 HR6731:
Celestial coordinates and finder chart of HR6731
HR6731 is situated close to the southern celestial pole and, as such, it is easilty visible for most part of the year from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR6731 are provided in the following table:
The simplified sky map below shows the position of HR6731 in the sky:
Visibility of HR6731 from your location
HR6731 is currently not visible from Greenwich, United Kingdom [change]
Digitized Sky Survey image of HR6731
The image below is a photograph of HR6731 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 HR6731 is 0.01 arcsec per year in Right Ascension and -0.295 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of HR6731 from the Sun and relative movement
HR6731 is distant 253.11 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.
Spectral properties of HR6731
HR6731 belongs to spectral class K2 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where HR6731 is situated in the Hertzsprung–Russell diagram.
HR6731 star system properties
HR6731 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 HR6731 double sysyem: