IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg)
Cygnus
The Swan
OriginAncient
AbbreviationCyg
GenitiveCygni
Pronunciation/ˈsɪɡnəs/ SIG-nəss genitive /ˈsɪɡnaɪ/ SIG-nye
SIG-nus
LocationNorthern Hemisphere
Primary StarDeneb (α Cyg)
Right Ascention 20h 41m Declination +45° 17'
Martian Solar Lag δ(🜨→♂) +0.595 h (35.7 min)
Cygnus, “The Swan” is connected with several myths. In one of the more popular ones, Cygnus is Zeus. To seduce Leda, wife of Tyndareus, king of Sparta, Zeus took the form of a swan. The offspring from this union were Polydeuces and Castor, who are represented by the constellation Gemini, and the beautiful Helen (Helen of Troy).
www.underthesky.com
Cygnus as depicted by Johann Bayer in his Uranometria (1624). Source image provided by www.RareMaps.com — Barry Lawrence Ruderman Antique Maps Inc. Via www.underthenightsky.com.
←Cygnus 719→
SolPhoDeiTerVenJovSat
12345
6789101112
13141516171819
20212223242526
2728
1 Cygnus 719 2 Cygnus 719 3 Cygnus 719 4 Cygnus 719 5 Cygnus 719 6 Cygnus 719 7 Cygnus 719 8 Cygnus 719 9 Cygnus 719 10 Cygnus 719 11 Cygnus 719 12 Cygnus 719 13 Cygnus 719 14 Cygnus 719 15 Cygnus 719 16 Cygnus 719 17 Cygnus 719 18 Cygnus 719 19 Cygnus 719 20 Cygnus 719 21 Cygnus 719 22 Cygnus 719 23 Cygnus 719 24 Cygnus 719 25 Cygnus 719 26 Cygnus 719 27 Cygnus 719 28 Cygnus 719 1 Delphinus 719 14 June 2964 15 June 2964 16 June 2964 17 June 2964 18 June 2964 19 June 2964 20 June 2964 21 June 2964 22 June 2964 23 June 2964 24 June 2964 25 June 2964 26 June 2964 27 June 2964 28 June 2964 29 June 2964 30 June 2964 1 July 2964 2 July 2964 3 July 2964 4 July 2964 5 July 2964 6 July 2964 7 July 2964 8 July 2964 9 July 2964 10 July 2964 11 July 2964 12 July 2964 13 July 2964
MS 333580 MS 333581 MS 333582 MS 333583 MS 333584 MS 333585 MS 333586 MS 333587 MS 333588 MS 333589 MS 333590 MS 333591 MS 333592 MS 333593 MS 333594 MS 333595 MS 333596 MS 333597 MS 333598 MS 333599 MS 333600 MS 333601 MS 333602 MS 333603 MS 333604 MS 333605 MS 333606 MS 333607 MS 333608 MD 342836 MD 342837 MD 342838 MD 342839 MD 342840 MD 342841 MD 342842 MD 342843 MD 342844 MD 342845 MD 342846 MD 342847 MD 342848 MD 342849 MD 342850 MD 342851 MD 342852 MD 342853 MD 342854 MD 342855 MD 342856 MD 342857 MD 342858 MD 342859 MD 342860 MD 342861 MD 342862 MD 342863 MD 342864 MD 342865