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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:00 
Transit: 13:04 
Sunset: 21:07
wb_twilight   (Civil Twilight)   What's Visible Now?
All Constellations » Cygnus » 

υ Cygni (upsilon Cygni)

Above the horizon.  Rise: 16:38 | Tran: 2:45 | Set: 12:48
Alt: 35.60°   Az: 76.50°   Direction: East-North-East

υ Cygni is a variable and multiple main-sequence star of spectral class B2 in the constellation of Cygnus.

υ Cygni visual magnitude is 4.43. Because of its moderate brightness, υ Cygni 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.

υ Cygni is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere.

Image of υ Cygni (upsilon Cygni) star
DSS2 image of υ Cygni. The red arrow shows the motion of υ Cygni during the next 10000 years (2.33 arcmin in Right Ascension and -0.33 arcmin in declination);

Celestial Coordinates

Apparent

21h 18m 55s
+35° 00’ 03”
19h 00m 34s
16h 19m 30s

J2000

21h 17m 55s
+34° 53’ 48”

Galactic Coordinates

80.98°
-10.05°

Finder Chart

Finder chart υ Cygni (upsilon Cygni) star
Simplified finder chart for υ Cygni (upsilon Cygni).

Magnitude, Color, Spectral Class

4.43
Main-sequence

-2.78
B2V
11744K

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

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

Star System Properties

υ Cygni 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 υ Cygni double sysyem:

4.43
10.83
6.4
15.3 arcsec

Distance, Radial Speed, Proper Motion

υ Cygni is distant 900.55 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

276.24 pc
900.55 ly
4 km/s
0.014 arcsec/y
-0.002 "/y

Alternative Designations

υ Cygni
(upsilon Cygni)
SAO71173
SAO71173

Visibility from Your Location

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

Azimuth: 55.0°
Max altitude: 73.5°
Azimuth: 305.0°