HR4909 is a variable giant star in the constellation of Canes Venatici.
HR4909 visual magnitude is 5.84. Because of its reltive faintness, HR4909 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 HR4909:
HR4909 is above the horizon from Greenwich, United Kingdom .
Celestial coordinates and finder chart of HR4909
HR4909 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 HR4909 are provided in the following table:
The simplified sky map below shows the position of HR4909 in the sky:
Visibility of HR4909 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
HR4909 is circumpolar and transits at 19:43 UTC (altitude: 85.7°)
Digitized Sky Survey image of HR4909
The image below is a photograph of HR4909 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 HR4909 is -0.016 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR4909 from the Sun and relative movement
HR4909 is distant 704.10 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.
Spectral properties of HR4909
HR4909 belongs to spectral class M5 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where HR4909 is situated in the Hertzsprung–Russell diagram.