HR1831 is a hypergiant star in the constellation of Taurus.
HR1831 visual magnitude is 6.29. Because of its reltive faintness, HR1831 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 HR1831:
Celestial coordinates and finder chart of HR1831
HR1831 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 HR1831 are provided in the following table:
The simplified sky map below shows the position of HR1831 in the sky:
Visibility of HR1831 from your location
Digitized Sky Survey image of HR1831
The image below is a photograph of HR1831 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 HR1831 is 0.043 arcsec per year in Right Ascension and -0.016 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR1831 from the Sun and relative movement
HR1831 is distant 394.67 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.
Spectral properties of HR1831
HR1831 belongs to spectral class K0
The red dot in the diagram below shows where HR1831 is situated in the Hertzsprung–Russell diagram.