11 Comae Berenices

Below the horizon. Rise: 12:53 | Tran: 19:43 | Set: 2:28

Alt: -38.25° Az: 12.36° Direction: South

11 Comae Berenices is a double giant star of spectral class G8 in the constellation of Coma Berenices.

11 Comae Berenices visual magnitude is 4.74. Because of its moderate brightness, 11 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 11 Comae Berenices. The red arrow shows the motion of 11 Comae Berenices during the next 1000 years (-1.85 arcmin in Right Ascension and 1.53 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 12h 22m 00s

Declination +17° 39’ 05”

Hour Angle 12h 40m 38s

Sidereal Time 01h 02m 39s

J2000

Right Ascension 12h 20m 43s

Declination +17° 47’ 34”

Galactic Coordinates

Galactic Longitude 264.15°

Galactic Latitude 78.28°

Finder Chart

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Finder chart for 11 Comae Berenices.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.74

Class Giant

Absolute magnitude -0.48

Spectral Type G8III

Color Index (B-V) 1.01

Temperature 4719K

The red dot in the diagram below shows where 11 Comae Berenices is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 11 Comae Berenices. Attribution: Richard Powell / CC BY-SA

Star System Properties

11 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 11 Comae Berenices double sysyem:

Main star magnitude 4.74

Secondary star magnitude 12.74

Magnitude difference 8

Separation 9.1 arcsec

Distance, Radial Speed, Proper Motion

11 Comae Berenices is distant 360.62 light years from the Sun and it is moving far from the Sun at the speed of 42 kilometers per second.

Distance (parsec) 110.62

Distance (light year) 360.62

Radial Speed 42 km/s

Proper Motion RA -0.111 arcsec/y

Proper Motion Dec 0.092"/y

Alternative Designations

Flamsteed designation 11 Comae Berenices

Henry Draper Catalogue HD107383

SAO Catalogue SAO100053

Hipparcos Catalogue HIP60202

Durchmusterung Catalogue BD+18 2592

FK5 Catalogue 2987

Aitken Double Star Catalogue ADS8521

Visibility from Your Location

Today's 11 Comae Berenices rise, transit and set times from Omaha, United States are the following (all times relative to the local timezone America/Chicago):

Azimuth: 72.3° RISE 12:53

Max altitude: 74.5° TRANSIT 19:43

Azimuth: 287.7° SET 2:28

Name:	Omaha, United States
Latitude:	33° 10' 50.5" N
Longitude:	94° 44' 38.8" W
Timezone:	America/Chicago

Set Location

Other stars in Coma Berenices