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 Nantes | Lien |
|---|---|---|---|---|---|---|
| Deneb | 1.25 | 1550 light year | Right ascension : 20ʰ41ᵐ25.915ˢ Declination : 45°16'25.915″ | Right ascension : 20ʰ42ᵐ17.8352294379ˢ Declination : 45°22′11.9186865109″ | Azimuth : -111.17292930133812° Altitude : 48.3899229456234° | View |
| Gamma Cygni | 2.23 | 1830 light year | Right ascension : 20ʰ22ᵐ13.702ˢ Declination : 40°15'13.702″ | Right ascension : 20ʰ23ᵐ8.748828751ˢ Declination : 40°20′10.8660019888″ | Azimuth : -101.93540119215128° Altitude : 49.1852167769483° | View |
| Epsilon Cygni | 2.48 | 72.7 light year | Right ascension : 20ʰ46ᵐ12.682ˢ Declination : 33°58'12.682″ | Right ascension : 20ʰ47ᵐ14.8480426853ˢ Declination : 34°3′56.0758916429″ | Azimuth : -98.08819937248109° Altitude : 41.765553883516084° | View |
| Zeta Cygni | 3.2 | 143 light year | Right ascension : 21ʰ12ᵐ56.186ˢ Declination : 30°13'56.186″ | Right ascension : 21ʰ14ᵐ1.7250838308ˢ Declination : 30°19′54.5053043567″ | Azimuth : -98.68836630472569° Altitude : 34.99913759488176° | View |
| Delta Cygni | 2.87 | 165 light year | Right ascension : 19ʰ44ᵐ58.479ˢ Declination : 45°7'58.479″ | Right ascension : 19ʰ45ᵐ46.260665321ˢ Declination : 45°11′23.1165463825″ | Azimuth : -104.38404685389193° Altitude : 57.45255937610436° | View |
| Iota² Cygni | 3.755 | 121.3 light year | Right ascension : 19ʰ29ᵐ42.35872ˢ Declination : 51°43'42.35872″ | Right ascension : 19ʰ30ᵐ20.6590317858ˢ Declination : 51°46′45.1986072361″ | Azimuth : -115.68240166031707° Altitude : 61.6143197309276° | View |
| Eta Cygni | 3.93 | 134.9 light year | Right ascension : 19ʰ56ᵐ18.3722ˢ Declination : 35°5'18.3722″ | Right ascension : 19ʰ57ᵐ16.303095802ˢ Declination : 35°8′54.5930602072″ | Azimuth : -90.88808980893862° Altitude : 50.83590156087504° | View |
| Beta Cygni | 3.3 | 380 light year | Right ascension : 19ʰ30ᵐ43.2805ˢ Declination : 27°57'43.2805″ | Right ascension : 19ʰ31ᵐ45.8939641624ˢ Declination : 28°0′36.9091110598″ | Azimuth : -76.67943787010616° Altitude : 50.778310984869336° | View |