Your guide to the Solar System and the night sky
Please donate now to help keep TheSkyLive ads-free. This site cannot run without your voluntary donations.
🌎  Greenwich, United Kingdom [change]

71 Cygni

71 Cygni is a hypergiant star in the constellation of Cygnus.

71 Cygni visual magnitude is 5.24. Because of its reltive faintness, 71 Cygni should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 71 Cygni:

5.24
Hypergiant
71 Cygni is above the horizon from Greenwich, United Kingdom [change]. Altitude: 35°.

Celestial coordinates and finder chart of 71 Cygni

71 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 71 Cygni are provided in the following table:

21h 29m 26s
+46° 32’ 26”
90.81°
-3.35°
Cygnus

The simplified sky map below shows the position of 71 Cygni in the sky:

Finder chart 71 Cygni star
Simplified finder chart for 71 Cygni.

Visibility of 71 Cygni from your location

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

71 Cygni is circumpolar and transits at 13:37 UTC (altitude: 85.1°)

Digitized Sky Survey image of 71 Cygni

The image below is a photograph of 71 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 71 Cygni is 0.045 arcsec per year in Right Ascension and 0.104 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of 71 Cygni star
DSS2 image of 71 Cygni. The red arrow shows the motion of 71 Cygni during the next 1000 years (0.75 arcmin in Right Ascension and 1.73 arcmin in declination);

Distance of 71 Cygni from the Sun and relative movement

71 Cygni is distant 223.59 light years from the Sun and it is moving towards the Sun at the speed of 19 kilometers per second.

68.59 pc
223.59 ly
-19 km/s
0.045 arcsec/year
0.104 arcsec/year

Spectral properties of 71 Cygni

71 Cygni belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

1.06
K0III
4816K

The red dot in the diagram below shows where 71 Cygni is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 71 Cygni. Attribution: Richard Powell / CC BY-SA

Alternative designations of 71 Cygni

SAO50934
SAO50934