HR4742 is a giant star in the constellation of Corvus.
HR4742 visual magnitude is 6.35. Because of its reltive faintness, HR4742 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 HR4742:
Celestial coordinates and finder chart of HR4742
HR4742 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 HR4742 are provided in the following table:
The simplified sky map below shows the position of HR4742 in the sky:
Visibility of HR4742 from your location
Digitized Sky Survey image of HR4742
The image below is a photograph of HR4742 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 HR4742 is -0.018 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR4742 from the Sun and relative movement
HR4742 is distant 1,278.43 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.
Spectral properties of HR4742
HR4742 belongs to spectral class G3 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where HR4742 is situated in the Hertzsprung–Russell diagram.