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 Lille | Lien |
|---|---|---|---|---|---|---|
| Deneb | 1.25 | 1550 light year | Right ascension : 20ʰ41ᵐ25.915ˢ Declination : 45°16'25.915″ | Right ascension : 20ʰ42ᵐ17.8352379925ˢ Declination : 45°22′11.9185843868″ | Azimuth : -104.81853065148984° Altitude : 52.425643601942895° | View |
| Gamma Cygni | 2.23 | 1830 light year | Right ascension : 20ʰ22ᵐ13.702ˢ Declination : 40°15'13.702″ | Right ascension : 20ʰ23ᵐ8.7488375178ˢ Declination : 40°20′10.8659124329″ | Azimuth : -94.72723441557036° Altitude : 52.781903051120786° | View |
| Epsilon Cygni | 2.48 | 72.7 light year | Right ascension : 20ʰ46ᵐ12.682ˢ Declination : 33°58'12.682″ | Right ascension : 20ʰ47ᵐ14.8480496997ˢ Declination : 34°3′56.0758062256″ | Azimuth : -91.51297865680338° Altitude : 45.17477275075394° | View |
| Zeta Cygni | 3.2 | 143 light year | Right ascension : 21ʰ12ᵐ56.186ˢ Declination : 30°13'56.186″ | Right ascension : 21ʰ14ᵐ1.7250893047ˢ Declination : 30°19′54.5052200973″ | Azimuth : -92.7893255091014° Altitude : 38.45884589677644° | View |
| Delta Cygni | 2.87 | 165 light year | Right ascension : 19ʰ44ᵐ58.479ˢ Declination : 45°7'58.479″ | Right ascension : 19ʰ45ᵐ46.2606765359ˢ Declination : 45°11′23.1164633908″ | Azimuth : -96.06126273532404° Altitude : 61.14510744537539° | View |
| Iota² Cygni | 3.755 | 121.3 light year | Right ascension : 19ʰ29ᵐ42.35872ˢ Declination : 51°43'42.35872″ | Right ascension : 19ʰ30ᵐ20.6590453037ˢ Declination : 51°46′45.1985244281″ | Azimuth : -108.02993954358944° Altitude : 65.79568905437529° | View |
| Eta Cygni | 3.93 | 134.9 light year | Right ascension : 19ʰ56ᵐ18.3722ˢ Declination : 35°5'18.3722″ | Right ascension : 19ʰ57ᵐ16.3031049989ˢ Declination : 35°8′54.5929854317″ | Azimuth : -82.64797757455035° Altitude : 53.77428669016944° | View |
| Beta Cygni | 3.3 | 380 light year | Right ascension : 19ʰ30ᵐ43.2805ˢ Declination : 27°57'43.2805″ | Right ascension : 19ʰ31ᵐ45.8939735065ˢ Declination : 28°0′36.9090531031″ | Azimuth : -67.74030160891668° Altitude : 52.7208638273955° | View |