Cygnus constellation
* application of precession, nutation, proper motion and aberration of light.
| Star | Magnitude | Distance | Equatorial position J2000 | Current Equatorial Position* | Current Horizontal Position at Johannesburg | Lien |
|---|---|---|---|---|---|---|
| Deneb | 1.25 | 1550 light year | Right ascension : 20ʰ41ᵐ25.915ˢ Declination : 45°16'25.915″ | Right ascension : 20ʰ42ᵐ17.8366646998ˢ Declination : 45°22′11.901677388″ | Azimuth : -175.8068306764746° Altitude : 18.241415999649146° | View |
| Gamma Cygni | 2.23 | 1830 light year | Right ascension : 20ʰ22ᵐ13.702ˢ Declination : 40°15'13.702″ | Right ascension : 20ʰ23ᵐ8.750298732ˢ Declination : 40°20′10.8510969578″ | Azimuth : -179.26456248387595° Altitude : 23.456285665674706° | View |
| Epsilon Cygni | 2.48 | 72.7 light year | Right ascension : 20ʰ46ᵐ12.682ˢ Declination : 33°58'12.682″ | Right ascension : 20ʰ47ᵐ14.849219649ˢ Declination : 34°3′56.0616742982″ | Azimuth : -173.43217433867068° Altitude : 29.376504933666162° | View |
| Zeta Cygni | 3.2 | 143 light year | Right ascension : 21ʰ12ᵐ56.186ˢ Declination : 30°13'56.186″ | Right ascension : 21ʰ14ᵐ1.7260032871ˢ Declination : 30°19′54.4912754733″ | Azimuth : -166.14985210088665° Altitude : 31.98575647028951° | View |
| Delta Cygni | 2.87 | 165 light year | Right ascension : 19ʰ44ᵐ58.479ˢ Declination : 45°7'58.479″ | Right ascension : 19ʰ45ᵐ46.262544135ˢ Declination : 45°11′23.1027438067″ | Azimuth : 173.73532788465494° Altitude : 18.19264390318689° | View |
| Iota² Cygni | 3.755 | 121.3 light year | Right ascension : 19ʰ29ᵐ42.35872ˢ Declination : 51°43'42.35872″ | Right ascension : 19ʰ30ᵐ20.661295641ˢ Declination : 51°46′45.1848372085″ | Azimuth : 172.26700504271295° Altitude : 11.271233308487204° | View |
| Eta Cygni | 3.93 | 134.9 light year | Right ascension : 19ʰ56ᵐ18.3722ˢ Declination : 35°5'18.3722″ | Right ascension : 19ʰ57ᵐ16.3046369653ˢ Declination : 35°8′54.5806292012″ | Azimuth : 174.81004687235796° Altitude : 28.422229309985166° | View |
| Beta Cygni | 3.3 | 380 light year | Right ascension : 19ʰ30ᵐ43.2805ˢ Declination : 27°57'43.2805″ | Right ascension : 19ʰ31ᵐ45.8955293105ˢ Declination : 28°0′36.8994934963″ | Azimuth : 167.1605679066915° Altitude : 34.58196789996911° | View |