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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:38  
clear_day Transit: 12:10  
SunsetSet: 17:43
wb_twilight Astronomical TwilightWhat's Visible Now?
All Constellations » Cygnus » 

χ Cygni (chi Cygni)

Altitude: -3.6°   Azimuth: 342.6°   Direction: North-North-West

χ Cygni is a variable and double star in the constellation of Cygnus.

χ Cygni visual magnitude is 4.23. Because of its moderate brightness, χ Cygni should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.

The proper motion of χ Cygni is -0.027 arcsec per year in Right Ascension and -0.04 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of χ Cygni (chi Cygni) star
DSS2 image of χ Cygni. The red arrow shows the motion of χ Cygni during the next 10000 years (-4.50 arcmin in Right Ascension and -6.67 arcmin in declination);

Key facts about χ Cygni

4.23

χ Cygni (chi Cygni) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -3.6°
Azimuth: 342.6°
Direction: North-North-West

Celestial coordinates and finder chart of χ Cygni

χ 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 χ Cygni are provided in the following table:

19h 50m 33s
+32° 54’ 51”
68.54°
3.28°
Cygnus

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

Finder chart χ Cygni (chi Cygni) star
Simplified finder chart for χ Cygni (chi Cygni).

Visibility of χ 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 χ Cygni (chi 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: 57.1°
Max altitude: 71.4°
Azimuth: 302.9°

Distance of χ Cygni from the Sun and relative movement

χ Cygni is distant 345.71 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

106.04 pc
345.71 ly
-2 km/s
-0.027 arcsec/year
-0.04 arcsec/year

Spectral properties of χ Cygni

χ Cygni belongs to spectral class S6

-0.90
S6
3368K

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

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

χ Cygni star system properties

χ Cygni 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 χ Cygni double sysyem:

4.23
9.43
5.2
158 arcsec

Alternative designations of χ Cygni

χ Cygni
(chi Cygni)
SAO68943
SAO68943