HR4642 is a main-sequence star in the constellation of Coma Berenices.
HR4642 visual magnitude is 6.49. Because of its reltive faintness, HR4642 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 HR4642:
Celestial coordinates and finder chart of HR4642
HR4642 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4642 are provided in the following table:
The simplified sky map below shows the position of HR4642 in the sky:
Visibility of HR4642 from your location
Digitized Sky Survey image of HR4642
The image below is a photograph of HR4642 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 HR4642 is 0.097 arcsec per year in Right Ascension and -0.071 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of HR4642 from the Sun and relative movement
HR4642 is distant 262.90 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.
Spectral properties of HR4642
HR4642 belongs to spectral class F5 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where HR4642 is situated in the Hertzsprung–Russell diagram.