3 Comae Berenices

Above the horizon. Rise: 10:43 | Tran: 17:25 | Set: 0:08

Alt: 22.28° Az: 84.00° Direction: East

3 Comae Berenices is a main-sequence star of spectral class A4 in the constellation of Coma Berenices.

3 Comae Berenices visual magnitude is 6.39. Because of its faintness, 3 Comae Berenices is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

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);

Celestial Coordinates

Apparent

Right Ascension 12h 11m 49s

Declination +16° 40’ 02”

Hour Angle 19h 04m 31s

Sidereal Time 07h 16m 21s

J2000

Right Ascension 12h 10m 31s

Declination +16° 48’ 33”

Galactic Coordinates

Galactic Longitude 258.3°

Galactic Latitude 76°

Finder Chart

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Finder chart for 3 Comae Berenices.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.39

Class Main-sequence

Absolute magnitude -0.82

Spectral Type A4V

Color Index (B-V) 0.06

Temperature 9434K

The red dot in the diagram below shows where 3 Comae Berenices is situated in the Hertzsprung–Russell diagram.

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

Distance, Radial Speed, Proper Motion

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.

Distance (parsec) 277.01

Distance (light year) 903.05

Radial Speed -12 km/s

Proper Motion RA -0.017 arcsec/y

Proper Motion Dec 0.001"/y

Alternative Designations

Flamsteed designation 3 Comae Berenices

Henry Draper Catalogue HD105778

SAO Catalogue SAO99973

Hipparcos Catalogue HIP59352

Durchmusterung Catalogue BD+17 2446

FK5 Catalogue 1313

Visibility from Your Location

Today's 3 Comae Berenices rise, transit and set times from Datong, China are the following (all times relative to the local timezone Asia/Shanghai):

Azimuth: 73.3° RISE 10:43

Max altitude: 73.8° TRANSIT 17:25

Azimuth: 286.7° SET 0:08

Name:	Datong, China
Latitude:	32° 49' 41.2" N
Longitude:	118° 50' 38.4" E
Timezone:	Asia/Shanghai

Set Location

Other stars in Coma Berenices