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public LocationGreenwich, United Kingdom
Sunrise: 4:53 
Transit: 12:55 
Sunset: 20:59
wb_twilight   (Civil Twilight)   What's Visible Now?

9 Cygni

Altitude: 15.2°   Azimuth: 61.5°   Direction: East-North-East

9 Cygni is a double giant star in the constellation of Cygnus.

9 Cygni visual magnitude is 5.38. Because of its reltive faintness, 9 Cygni should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of 9 Cygni is 0.015 arcsec per year in Right Ascension and 0.024 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 9 Cygni star
DSS2 image of 9 Cygni. The red arrow shows the motion of 9 Cygni during the next 10000 years (2.50 arcmin in Right Ascension and 4.00 arcmin in declination);

Key facts about 9 Cygni


9 Cygni is above the horizon from Greenwich, United Kingdom.

Altitude: 15.2°
Azimuth: 61.5°
Direction: East-North-East

Celestial coordinates and finder chart of 9 Cygni

9 Cygni is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 9 Cygni are provided in the following table:

19h 34m 50s
+29° 27’ 47”

The simplified sky map below shows the position of 9 Cygni in the sky:

Finder chart 9 Cygni star
Simplified finder chart for 9 Cygni.

Visibility of 9 Cygni from your location

Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 9 Cygni rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 60.5°
Max altitude: 68.0°
Azimuth: 299.5°

Distance of 9 Cygni from the Sun and relative movement

9 Cygni is distant 537.95 light years from the Sun and it is moving towards the Sun at the speed of 11 kilometers per second.

165.02 pc
537.95 ly
-11 km/s
0.015 arcsec/year
0.024 arcsec/year

Spectral properties of 9 Cygni

9 Cygni belongs to spectral class F8 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where 9 Cygni is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 9 Cygni. Attribution: Richard Powell / CC BY-SA

9 Cygni star system properties

9 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 9 Cygni double sysyem:

0.1 arcsec

Alternative designations of 9 Cygni