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]

Fawaris - δ Cygni (delta Cygni)

Fawaris, also designated as δ Cygni (delta Cygni), is a variable and multiple sub-giant star in the constellation of Cygnus.

Fawaris visual magnitude is 2.87. Thanks to its high brightness, Fawaris is clearly visible when observed from locations with dark skyes, and should be also quite easily visible from light polluted areas.

The table below summarizes the key facts about Fawaris:

2.87
Sub-giant
Fawaris - δ Cygni (delta Cygni) is above the horizon from Greenwich, United Kingdom [change]. Altitude: 82°.

Celestial coordinates and finder chart of Fawaris

Fawaris 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 Fawaris are provided in the following table:

19h 44m 58s
+45° 07’ 50”
78.71°
10.24°
Cygnus

The simplified sky map below shows the position of Fawaris in the sky:

Finder chart Fawaris - δ Cygni (delta Cygni) star
Simplified finder chart for Fawaris - δ Cygni (delta Cygni).

Visibility of Fawaris from your location

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

Fawaris - δ Cygni (delta Cygni) is circumpolar and transits at 14:30 UTC (altitude: 83.7°)

Digitized Sky Survey image of Fawaris

The image below is a photograph of Fawaris 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 Fawaris is 0.053 arcsec per year in Right Ascension and 0.047 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of Fawaris - δ Cygni (delta Cygni) star
DSS2 image of Fawaris. The red arrow shows the motion of Fawaris during the next 10000 years (8.83 arcmin in Right Ascension and 7.83 arcmin in declination);

Distance of Fawaris from the Sun and relative movement

Fawaris is distant 170.95 light years from the Sun and it is moving towards the Sun at the speed of 20 kilometers per second.

52.44 pc
170.95 ly
-20 km/s
0.053 arcsec/year
0.047 arcsec/year

Spectral properties of Fawaris

Fawaris belongs to spectral class B9 and has a luminosity class of IV corresponding to a sub-giant star.

-0.73
B9IV
10516K

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

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

Fawaris star system properties

Fawaris is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the Fawaris double sysyem:

2.87
6.37
3.5
2 arcsec

Alternative designations of Fawaris

Fawaris
δ Cygni
(delta Cygni)
SAO48796
SAO48796