31 Comae Berenices

Above the horizon. Rise: 3:54 | Tran: 12:34 | Set: 21:14

Alt: 43.56° Az: 259.93° Direction: West

31 Comae Berenices is a variable hypergiant star of spectral class G0 in the constellation of Coma Berenices.

31 Comae Berenices visual magnitude is 4.94. Because of its moderate brightness, 31 Comae Berenices is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of 31 Comae Berenices. The red arrow shows the motion of 31 Comae Berenices during the next 10000 years (-2.00 arcmin in Right Ascension and -1.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 12h 52m 54s

Declination +27° 24’ 22”

Hour Angle 03h 33m 55s

Sideral Time 16h 26m 49s

J2000

Right Ascension 12h 51m 41s

Declination +27° 32’ 26”

Galactic Coordinates

Galactic Longitude 114.93°

Galactic Latitude 89.58°

Finder Chart

Simplified finder chart for 31 Comae Berenices.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.94

Class Hypergiant

Absolute magnitude 0.07

Spectral Type G0III

Color Index (B-V) 0.67

Temperature 5706K

The red dot in the diagram below shows where 31 Comae Berenices is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 31 Comae Berenices. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

31 Comae Berenices is distant 306.97 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

Distance (parsec) 94.16

Distance (light year) 306.97

Radial Speed -1 km/s

Proper Motion RA -0.012 arcsec/y

Proper Motion Dec -0.008"/y

Alternative Designations

Flamsteed designation 31 Comae Berenices

Henry Draper Catalogue HD111812

SAO Catalogue SAO82537

Hipparcos Catalogue HIP62763

Durchmusterung Catalogue BD+28 2156

FK5 Catalogue 1332

General Catalogue of Variable Stars Var?

Visibility from Your Location

Today's 31 Comae Berenices rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 62.6° RISE 3:54

Max altitude: 65.9° TRANSIT 12:34

Azimuth: 297.4° SET 21:14

Set Location

Other stars in Coma Berenices