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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:43  
clear_day Transit: 12:56  
SunsetSet: 20:10
sunny DaytimeWhat's Visible Now?
All Constellations » Coma Berenices » 

3 Comae Berenices

Altitude: -3.6°   Azimuth: 57.1°   Direction: East-North-East

3 Comae Berenices is a main-sequence star in the constellation of Coma Berenices.

3 Comae Berenices visual magnitude is 6.39. Because of its reltive faintness, 3 Comae Berenices should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of 3 Comae Berenices is -0.017 arcsec per year in Right Ascension and 0.001 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 3 Comae Berenices star
DSS2 image of 3 Comae Berenices. The red arrow shows the motion of 3 Comae Berenices during the next 10000 years (-2.83 arcmin in Right Ascension and 0.17 arcmin in declination);

Key facts about 3 Comae Berenices


3 Comae Berenices is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -3.6°
Azimuth: 57.1°
Direction: East-North-East

Celestial coordinates and finder chart of 3 Comae Berenices

3 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 3 Comae Berenices are provided in the following table:

12h 10m 31s
+16° 48’ 33”
Coma Berenices

The simplified sky map below shows the position of 3 Comae Berenices in the sky:

Finder chart 3 Comae Berenices star
Simplified finder chart for 3 Comae Berenices.

Visibility of 3 Comae Berenices from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 3 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):

Azimuth: 73.2°
Max altitude: 55.3°
Azimuth: 286.8°

Distance of 3 Comae Berenices from the Sun and relative movement

3 Comae Berenices is distant 903.05 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

277.01 pc
903.05 ly
-12 km/s
-0.017 arcsec/year
0.001 arcsec/year

Spectral properties of 3 Comae Berenices

3 Comae Berenices belongs to spectral class A4 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 3 Comae Berenices is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of 3 Comae Berenices. Attribution: Richard Powell / CC BY-SA

Alternative designations of 3 Comae Berenices

3 Comae Berenices