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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:57 
Transit: 12:56 
Sunset: 20:56
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All Constellations » Corona Borealis » 

η Coronae Borealis (eta Coronae Borealis)

Above the horizon.  Rise: 15:08 | Tran: 0:13 | Set: 9:21
Alt: 20.96°   Az: 67.44°   Direction: East-North-East

η Coronae Borealis is a variable and multiple main-sequence star of spectral class G3 in the constellation of Corona Borealis.

η Coronae Borealis visual magnitude is 6.08. Because of its faintness, η Coronae Borealis 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.

Image of η Coronae Borealis (eta Coronae Borealis) star
DSS2 image of η Coronae Borealis. The red arrow shows the motion of η Coronae Borealis during the next 1000 years (2.28 arcmin in Right Ascension and -3.12 arcmin in declination);

Celestial Coordinates

Apparent

15h 24m 15s
+30° 11’ 55”
17h 44m 43s
09h 08m 58s

J2000

15h 23m 12s
+30° 17’ 16”

Galactic Coordinates

47.54°
56.73°

Finder Chart

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Finder chart for η Coronae Borealis (eta Coronae Borealis).

Magnitude, Color, Spectral Class

6.08
Main-sequence

4.73
G3V
10125K

The red dot in the diagram below shows where η Coronae Borealis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of η Coronae Borealis. Attribution: Richard Powell / CC BY-SA

Star System Properties

η Coronae Borealis 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 η Coronae Borealis double sysyem:

6.08
6.38
0.3
0.5 arcsec

Distance, Radial Speed, Proper Motion

η Coronae Borealis is distant 60.71 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

18.62
60.71
-7 km/s
0.137 arcsec/y
-0.187"/y

Alternative Designations

η Coronae Borealis
(eta Coronae Borealis)
2 Coronae Borealis
Gl 584 B

Visibility from Your Location

Today's η Coronae Borealis (eta Coronae Borealis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 59.8°
Max altitude: 68.7°
Azimuth: 300.2°