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 La Réunion | Lien |
|---|---|---|---|---|---|---|
| Deneb | 1.25 | 1550 light year | Right ascension : 20ʰ41ᵐ25.915ˢ Declination : 45°16'25.915″ | Right ascension : 20ʰ42ᵐ17.8366710482ˢ Declination : 45°22′11.90160271″ | Azimuth : 163.7115990880518° Altitude : 20.579371456208616° | View |
| Gamma Cygni | 2.23 | 1830 light year | Right ascension : 20ʰ22ᵐ13.702ˢ Declination : 40°15'13.702″ | Right ascension : 20ʰ23ᵐ8.7503052302ˢ Declination : 40°20′10.851031566″ | Azimuth : 158.0070255050425° Altitude : 23.696788252296106° | View |
| Epsilon Cygni | 2.48 | 72.7 light year | Right ascension : 20ʰ46ᵐ12.682ˢ Declination : 33°58'12.682″ | Right ascension : 20ʰ47ᵐ14.8492248555ˢ Declination : 34°3′56.0616119187″ | Azimuth : 159.92619217930184° Altitude : 31.40384158944177° | View |
| Zeta Cygni | 3.2 | 143 light year | Right ascension : 21ʰ12ᵐ56.186ˢ Declination : 30°13'56.186″ | Right ascension : 21ʰ14ᵐ1.726007359ˢ Declination : 30°19′54.491213902″ | Azimuth : 164.86460293498592° Altitude : 36.81862350403785° | View |
| Delta Cygni | 2.87 | 165 light year | Right ascension : 19ʰ44ᵐ58.479ˢ Declination : 45°7'58.479″ | Right ascension : 19ʰ45ᵐ46.262552433ˢ Declination : 45°11′23.1026832957″ | Azimuth : 154.41942277313166° Altitude : 16.008990794474805° | View |
| Iota² Cygni | 3.755 | 121.3 light year | Right ascension : 19ʰ29ᵐ42.35872ˢ Declination : 51°43'42.35872″ | Right ascension : 19ʰ30ᵐ20.661305636ˢ Declination : 51°46′45.184776849″ | Azimuth : 156.27736004600618° Altitude : 9.179921335595743° | View |
| Eta Cygni | 3.93 | 134.9 light year | Right ascension : 19ʰ56ᵐ18.3722ˢ Declination : 35°5'18.3722″ | Right ascension : 19ʰ57ᵐ16.304643774ˢ Declination : 35°8′54.5805747262″ | Azimuth : 150.252175149903° Altitude : 25.521208511043177° | View |
| Beta Cygni | 3.3 | 380 light year | Right ascension : 19ʰ30ᵐ43.2805ˢ Declination : 27°57'43.2805″ | Right ascension : 19ʰ31ᵐ45.8955362221ˢ Declination : 28°0′36.899451428″ | Azimuth : 140.5336200281193° Altitude : 27.74848925491792° | View |