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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:04 
Transit: 13:06 
Sunset: 21:07
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All Constellations » Corona Borealis » 

υ Coronae Borealis (upsilon Coronae Borealis)

Below the horizon.  Rise: 12:39 | Tran: 21:34 | Set: 6:32
Alt: -1.64°   Az: 324.78°   Direction: North-West

υ Coronae Borealis is a variable and multiple main-sequence star of spectral class A3 in the constellation of Corona Borealis.

υ Coronae Borealis visual magnitude is 5.78. Because of its faintness, υ 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 υ Coronae Borealis (upsilon Coronae Borealis) star
DSS2 image of υ Coronae Borealis. The red arrow shows the motion of υ Coronae Borealis during the next 10000 years (3.83 arcmin in Right Ascension and -2.67 arcmin in declination);

Celestial Coordinates

Apparent

16h 17m 46s
+29° 05’ 19”
09h 14m 53s
01h 32m 39s

J2000

16h 16m 44s
+29° 09’ 01”

Galactic Coordinates

48.09°
45.06°

Finder Chart

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Finder chart for υ Coronae Borealis (upsilon Coronae Borealis).

Magnitude, Color, Spectral Class

5.78
Main-sequence

-1.24
A3V
9328K

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

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

Star System Properties

υ Coronae Borealis is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the υ Coronae Borealis double sysyem:

5.78
10.08
4.3
123.4 arcsec

Distance, Radial Speed, Proper Motion

υ Coronae Borealis is distant 825.32 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.

253.16
825.32
7 km/s
0.023 arcsec/y
-0.016"/y

Alternative Designations

υ Coronae Borealis
(upsilon Coronae Borealis)
18 Coronae Borealis
SAO84281
SAO84281

Visibility from Your Location

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

Azimuth: 60.9°
Max altitude: 67.6°
Azimuth: 299.1°