HR4904 is a sub-giant star in the constellation of Canes Venatici.
HR4904 visual magnitude is 6.26. Because of its reltive faintness, HR4904 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 HR4904:
Celestial coordinates and finder chart of HR4904
HR4904 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 HR4904 are provided in the following table:
The simplified sky map below shows the position of HR4904 in the sky:
Visibility of HR4904 from your location
Digitized Sky Survey image of HR4904
The image below is a photograph of HR4904 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 HR4904 is -0.09 arcsec per year in Right Ascension and 0.032 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR4904 from the Sun and relative movement
HR4904 is distant 242.74 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.
Spectral properties of HR4904
HR4904 belongs to spectral class A7 and has a luminosity class of IV corresponding to a sub-giant star.
The red dot in the diagram below shows where HR4904 is situated in the Hertzsprung–Russell diagram.