HR981

HR981 is a variable and double bright giant star in the constellation of Hydrus.

HR981 visual magnitude is 5.57. Because of its reltive faintness, HR981 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 HR981:

Celestial coordinates and finder chart of HR981

HR981 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 HR981 are provided in the following table:

The simplified sky map below shows the position of HR981 in the sky:

Visibility of HR981 from your location

HR981 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR981

The image below is a photograph of HR981 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 HR981 is 0.071 arcsec per year in Right Ascension and 0.066 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Distance of HR981 from the Sun and relative movement

HR981 is distant 248.29 light years from the Sun and it is moving far from the Sun at the speed of 11 kilometers per second.

Spectral properties of HR981

HR981 belongs to spectral class F2 and has a luminosity class of II corresponding to a bright giant star.

The red dot in the diagram below shows where HR981 is situated in the Hertzsprung–Russell diagram.

HR981 star system properties

HR981 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 HR981 double sysyem:

Alternative designations of HR981