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 Strasbourg | Lien |
|---|---|---|---|---|---|---|
| Deneb | 1.25 | 1550 light year | Right ascension : 20ʰ41ᵐ25.915ˢ Declination : 45°16'25.915″ | Right ascension : 20ʰ42ᵐ17.8352355161ˢ Declination : 45°22′11.9186139486″ | Azimuth : -105.0191969016827° Altitude : 54.80848252353871° | View |
| Gamma Cygni | 2.23 | 1830 light year | Right ascension : 20ʰ22ᵐ13.702ˢ Declination : 40°15'13.702″ | Right ascension : 20ʰ23ᵐ8.74883498ˢ Declination : 40°20′10.8659383566″ | Azimuth : -94.35109029552794° Altitude : 55.62176831772221° | View |
| Epsilon Cygni | 2.48 | 72.7 light year | Right ascension : 20ʰ46ᵐ12.682ˢ Declination : 33°58'12.682″ | Right ascension : 20ʰ47ᵐ14.8480476692ˢ Declination : 34°3′56.0758309513″ | Azimuth : -90.19271755878367° Altitude : 48.15481018365664° | View |
| Zeta Cygni | 3.2 | 143 light year | Right ascension : 21ʰ12ᵐ56.186ˢ Declination : 30°13'56.186″ | Right ascension : 21ʰ14ᵐ1.7250877201ˢ Declination : 30°19′54.5052444878″ | Azimuth : -91.04843837691233° Altitude : 41.39924232561937° | View |
| Delta Cygni | 2.87 | 165 light year | Right ascension : 19ʰ44ᵐ58.479ˢ Declination : 45°7'58.479″ | Right ascension : 19ʰ45ᵐ46.2606732894ˢ Declination : 45°11′23.1164874142″ | Azimuth : -97.10111568067725° Altitude : 63.90305743329687° | View |
| Iota² Cygni | 3.755 | 121.3 light year | Right ascension : 19ʰ29ᵐ42.35872ˢ Declination : 51°43'42.35872″ | Right ascension : 19ʰ30ᵐ20.6590413906ˢ Declination : 51°46′45.1985483983″ | Azimuth : -111.3878255526017° Altitude : 67.94283849534801° | View |
| Eta Cygni | 3.93 | 134.9 light year | Right ascension : 19ʰ56ᵐ18.3722ˢ Declination : 35°5'18.3722″ | Right ascension : 19ʰ57ᵐ16.3031023366ˢ Declination : 35°8′54.5930070767″ | Azimuth : -81.44728387344631° Altitude : 57.039623925047245° | View |
| Beta Cygni | 3.3 | 380 light year | Right ascension : 19ʰ30ᵐ43.2805ˢ Declination : 27°57'43.2805″ | Right ascension : 19ʰ31ᵐ45.8939708016ˢ Declination : 28°0′36.9090698795″ | Azimuth : -65.14759249873421° Altitude : 56.29886857449239° | View |