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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: 6:44  
clear_day Transit: 12:10  
SunsetSet: 17:38
sunny DaytimeWhat's Visible Now?
All Constellations » Cygnus » 

ψ Cygni (psi Cygni)

Altitude: 73.8°   Azimuth: 283.8°   Direction: West-North-West

ψ Cygni is a multiple main-sequence star in the constellation of Cygnus.

ψ Cygni visual magnitude is 4.92. Because of its moderate brightness, ψ 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 ψ Cygni is -0.037 arcsec per year in Right Ascension and -0.03 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of ψ Cygni (psi Cygni) star
DSS2 image of ψ Cygni. The red arrow shows the motion of ψ Cygni during the next 10000 years (-6.17 arcmin in Right Ascension and -5.00 arcmin in declination);

Key facts about ψ Cygni


ψ Cygni (psi Cygni) is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 73.8°
Azimuth: 283.8°
Direction: West-North-West

Celestial coordinates and finder chart of ψ Cygni

ψ 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 ψ Cygni are provided in the following table:

19h 55m 37s
+52° 26’ 20”

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

Finder chart ψ Cygni (psi Cygni) star
Simplified finder chart for ψ Cygni (psi Cygni).

Visibility of ψ Cygni from your location

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

ψ Cygni (psi Cygni) is circumpolar and transits at 09:16 UTC (altitude: 89.0°)

Distance of ψ Cygni from the Sun and relative movement

ψ Cygni is distant 288.50 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

88.50 pc
288.50 ly
-10 km/s
-0.037 arcsec/year
-0.03 arcsec/year

Spectral properties of ψ Cygni

ψ Cygni belongs to spectral class A4 and has a luminosity class of V corresponding to a main-sequence star.


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

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

ψ Cygni star system properties

ψ 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 ψ Cygni double sysyem:

3.1 arcsec

Alternative designations of ψ Cygni

ψ Cygni
(psi Cygni)