Fawaris - δ Cygni (delta Cygni)

Below the horizon. Rise: 18:55 | Tran: 1:52 | Set: 8:46

Alt: -27.35° Az: 341.06° Direction: North-North-West

Fawaris, also designated as δ Cygni (delta Cygni), is a variable and multiple sub-giant star of spectral class B9 in the constellation of Cygnus.

Fawaris visual magnitude is 2.87. Because of its brightness, Fawaris is clearly visible to the naked eye when observed from locations with dark skies, and should be also quite easily visible from light polluted areas.

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);

Celestial Coordinates

Apparent

Right Ascension 19h 45m 46s

Declination +45° 11’ 37”

Hour Angle 10h 23m 24s

Sidereal Time 06h 09m 11s

J2000

Right Ascension 19h 44m 58s

Declination +45° 07’ 50”

Galactic Coordinates

Galactic Longitude 78.71°

Galactic Latitude 10.24°

Finder Chart

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Finder chart for Fawaris - δ Cygni (delta Cygni).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 2.87

Class Sub-giant

Absolute magnitude -0.73

Spectral Type B9IV

Color Index (B-V) -0.03

Temperature 10516K

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

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

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:

Main star magnitude 2.87

Secondary star magnitude 6.37

Magnitude difference 3.5

Separation 2 arcsec

Distance, Radial Speed, Proper Motion

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.

Distance (parsec) 52.44

Distance (light year) 170.95

Radial Speed -20 km/s

Proper Motion RA 0.053 arcsec/y

Proper Motion Dec 0.047"/y

Alternative Designations

Proper Name Fawaris

Bayer designation δ Cygni
(delta Cygni)

Flamsteed designation 18 Cygni

Henry Draper Catalogue HD186882

SAO Catalogue SAO48796

Hipparcos Catalogue HIP97165

Durchmusterung Catalogue BD+44 3234

General Catalogue of Variable Stars 12380/1

Aitken Double Star Catalogue ADS12880

Visibility from Your Location

Today's Fawaris - δ Cygni (delta Cygni) rise, transit and set times from Saba, Gambia are the following (all times relative to the local timezone Africa/Banjul):

Azimuth: 44.8° RISE 18:55

Max altitude: 58.3° TRANSIT 1:52

Azimuth: 315.2° SET 8:46

Name:	Saba, Gambia
Latitude:	13° 30' 59.0" N
Longitude:	16° 2' 57.1" W
Timezone:	Africa/Banjul

Set Location

Other stars in Cygnus