HR4797 is a variable hypergiant star in the constellation of Corvus.
HR4797 visual magnitude is 6.2. Because of its reltive faintness, HR4797 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 HR4797:
Celestial coordinates and finder chart of HR4797
HR4797 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 HR4797 are provided in the following table:
The simplified sky map below shows the position of HR4797 in the sky:
Visibility of HR4797 from your location
Digitized Sky Survey image of HR4797
The image below is a photograph of HR4797 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 HR4797 is 0.014 arcsec per year in Right Ascension and -0.037 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR4797 from the Sun and relative movement
HR4797 is distant 251.16 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.
Spectral properties of HR4797
HR4797 belongs to spectral class F0 and has a luminosity class of III corresponding to a hypergiant star.
The red dot in the diagram below shows where HR4797 is situated in the Hertzsprung–Russell diagram.