23 Comae Berenices

23 Comae Berenices is a double hypergiant star in the constellation of Coma Berenices.

23 Comae Berenices visual magnitude is 4.81. Because of its moderate brightness, 23 Comae Berenices should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about 23 Comae Berenices:

Celestial coordinates and finder chart of 23 Comae Berenices

23 Comae Berenices 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 23 Comae Berenices are provided in the following table:

The simplified sky map below shows the position of 23 Comae Berenices in the sky:

Visibility of 23 Comae Berenices from your location

Today's 23 Comae Berenices rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Digitized Sky Survey image of 23 Comae Berenices

The image below is a photograph of 23 Comae Berenices 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 23 Comae Berenices is -0.065 arcsec per year in Right Ascension and 0.021 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Distance of 23 Comae Berenices from the Sun and relative movement

23 Comae Berenices is distant 364.65 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

Spectral properties of 23 Comae Berenices

23 Comae Berenices belongs to spectral class A0 and has a luminosity class of IV corresponding to a hypergiant star.

The red dot in the diagram below shows where 23 Comae Berenices is situated in the Hertzsprung–Russell diagram.

23 Comae Berenices star system properties

23 Comae Berenices is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 23 Comae Berenices double sysyem:

Alternative designations of 23 Comae Berenices