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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:23 
Transit: 12:14 
Sunset: 17:05
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All Constellations » Cygnus » 

56 Cygni

Above the horizon.  Circumpolar today
Alt: 78.62°   Az: 235.03°   Direction: South-West

56 Cygni is a double star of spectral class A4 in the constellation of Cygnus.

56 Cygni visual magnitude is 5.04. Because of its faintness, 56 Cygni 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 56 Cygni star
DSS2 image of 56 Cygni. The red arrow shows the motion of 56 Cygni during the next 1000 years (2.10 arcmin in Right Ascension and 2.22 arcmin in declination);

Celestial Coordinates

Apparent

20h 50m 58s
+44° 09’ 14”
00h 52m 05s
21h 43m 03s

J2000

20h 50m 04s
+44° 03’ 33”

Galactic Coordinates

84.29°
0.03°

Finder Chart

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Finder chart for 56 Cygni.

Magnitude, Color, Spectral Class

5.04

1.91
A4
8163K

The red dot in the diagram below shows where 56 Cygni is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 56 Cygni. Attribution: Richard Powell / CC BY-SA

Star System Properties

56 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 56 Cygni double sysyem:

5.04
11.04
6
75.5 arcsec

Distance, Radial Speed, Proper Motion

56 Cygni is distant 137.73 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

42.25
137.73
-21 km/s
0.126 arcsec/y
0.133"/y

Alternative Designations

SAO50121
SAO50121

Visibility from Your Location

56 Cygni is circumpolar and transits at 11:27 UTC (altitude: 82.7°)