Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:46  
clear_day Transit: 12:56  
SunsetSet: 21:07 south
sunny DaytimeWhat's Visible Now
All Constellations » Cygnus » 

34 Cygni

Altitude: 13.7°   Azimuth: 315.4°   Direction: North-West

34 Cygni is a variable star in the constellation of Cygnus.

34 Cygni visual magnitude is 4.81. Because of its moderate brightness, 34 Cygni should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about 34 Cygni:


34 Cygni is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 13.7°
Azimuth: 315.4°
Direction: North-West

Celestial coordinates and finder chart of 34 Cygni

34 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 34 Cygni are provided in the following table:

20h 17m 47s
+38° 01’ 59”

The simplified sky map below shows the position of 34 Cygni in the sky:

Finder chart 34 Cygni star
Simplified finder chart for 34 Cygni.

Visibility of 34 Cygni from your location

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

Today's 34 Cygni rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 52.0°
Max altitude: 76.6°
Azimuth: 308.0°
34 Cygni is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 34 Cygni

The image below is a photograph of 34 Cygni from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 34 Cygni is -0.005 arcsec per year in Right Ascension and -0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of 34 Cygni star
DSS2 image of 34 Cygni. The red arrow shows the motion of 34 Cygni during the next 100000 years (-8.33 arcmin in Right Ascension and -6.67 arcmin in declination);

Distance of 34 Cygni from the Sun and relative movement

34 Cygni is distant 6,269.23 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

1,923.08 pc
6,269.23 ly
-9 km/s
-0.005 arcsec/year
-0.004 arcsec/year

Spectral properties of 34 Cygni

34 Cygni belongs to spectral class B2


The red dot in the diagram below shows where 34 Cygni is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 34 Cygni. Attribution: Richard Powell / CC BY-SA

Alternative designations of 34 Cygni