HR4009 is a variable sub-giant star in the constellation of Carina.
HR4009 visual magnitude is 5.72. Because of its reltive faintness, HR4009 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 HR4009:
Celestial coordinates and finder chart of HR4009
HR4009 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 HR4009 are provided in the following table:
The simplified sky map below shows the position of HR4009 in the sky:
Visibility of HR4009 from your location
Digitized Sky Survey image of HR4009
The image below is a photograph of HR4009 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 HR4009 is -0.01 arcsec per year in Right Ascension and 0.012 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR4009 from the Sun and relative movement
HR4009 is distant 1,293.65 light years from the Sun and it is moving far from the Sun at the speed of 31 kilometers per second.
Spectral properties of HR4009
HR4009 belongs to spectral class B2 and has a luminosity class of IV corresponding to a sub-giant star.
The red dot in the diagram below shows where HR4009 is situated in the Hertzsprung–Russell diagram.