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 Rennes | Lien |
|---|---|---|---|---|---|---|
| Deneb | 1.25 | 1550 light year | Right ascension : 20ʰ41ᵐ25.915ˢ Declination : 45°16'25.915″ | Right ascension : 20ʰ42ᵐ17.8366730889ˢ Declination : 45°22′11.901578707″ | Azimuth : -96.75436379870915° Altitude : 65.91017400708299° | View |
| Gamma Cygni | 2.23 | 1830 light year | Right ascension : 20ʰ22ᵐ13.702ˢ Declination : 40°15'13.702″ | Right ascension : 20ʰ23ᵐ8.7503073189ˢ Declination : 40°20′10.8510105477″ | Azimuth : -81.60461310142952° Altitude : 67.01542493373135° | View |
| Epsilon Cygni | 2.48 | 72.7 light year | Right ascension : 20ʰ46ᵐ12.682ˢ Declination : 33°58'12.682″ | Right ascension : 20ʰ47ᵐ14.8492265291ˢ Declination : 34°3′56.0615918688″ | Azimuth : -76.09781647374294° Altitude : 59.51441949983081° | View |
| Zeta Cygni | 3.2 | 143 light year | Right ascension : 21ʰ12ᵐ56.186ˢ Declination : 30°13'56.186″ | Right ascension : 21ʰ14ᵐ1.7260086679ˢ Declination : 30°19′54.4911941117″ | Azimuth : -77.45240729286158° Altitude : 52.77346039944677° | View |
| Delta Cygni | 2.87 | 165 light year | Right ascension : 19ʰ44ᵐ58.479ˢ Declination : 45°7'58.479″ | Right ascension : 19ʰ45ᵐ46.2625551003ˢ Declination : 45°11′23.1026638464″ | Azimuth : -86.44446626042019° Altitude : 75.26963088109493° | View |
| Iota² Cygni | 3.755 | 121.3 light year | Right ascension : 19ʰ29ᵐ42.35872ˢ Declination : 51°43'42.35872″ | Right ascension : 19ʰ30ᵐ20.6613088487ˢ Declination : 51°46′45.1847574483″ | Azimuth : -114.77975516159884° Altitude : 78.34213714815121° | View |
| Eta Cygni | 3.93 | 134.9 light year | Right ascension : 19ʰ56ᵐ18.3722ˢ Declination : 35°5'18.3722″ | Right ascension : 19ʰ57ᵐ16.3046459625ˢ Declination : 35°8′54.580557217″ | Azimuth : -62.66687127633875° Altitude : 68.03156895091696° | View |
| Beta Cygni | 3.3 | 380 light year | Right ascension : 19ʰ30ᵐ43.2805ˢ Declination : 27°57'43.2805″ | Right ascension : 19ʰ31ᵐ45.8955384437ˢ Declination : 28°0′36.8994379067″ | Azimuth : -40.476912213739666° Altitude : 65.71097517869389° | View |