30 Comae Berenices
30 Comae Berenices is a double main-sequence star in the constellation of Coma Berenices.
30 Comae Berenices visual magnitude is 5.78. Because of its reltive faintness, 30 Comae Berenices 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 30 Comae Berenices:
Celestial coordinates and finder chart of 30 Comae Berenices
30 Comae Berenices 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 30 Comae Berenices are provided in the following table:
The simplified sky map below shows the position of 30 Comae Berenices in the sky:
Visibility of 30 Comae Berenices from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's 30 Comae Berenices rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):
Digitized Sky Survey image of 30 Comae Berenices
The image below is a photograph of 30 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 30 Comae Berenices is -0.096 arcsec per year in Right Ascension and 0.021 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of 30 Comae Berenices from the Sun and relative movement
30 Comae Berenices is distant 326.98 light years from the Sun
Spectral properties of 30 Comae Berenices
30 Comae Berenices belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where 30 Comae Berenices is situated in the Hertzsprung–Russell diagram.
30 Comae Berenices star system properties
30 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 30 Comae Berenices double sysyem: