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 743→
SolPhoDeiTerVenJovSat
12
3456789
10111213141516
17181920212223
2425262728
1 Cygnus 743 2 Cygnus 743 3 Cygnus 743 4 Cygnus 743 5 Cygnus 743 6 Cygnus 743 7 Cygnus 743 8 Cygnus 743 9 Cygnus 743 10 Cygnus 743 11 Cygnus 743 12 Cygnus 743 13 Cygnus 743 14 Cygnus 743 15 Cygnus 743 16 Cygnus 743 17 Cygnus 743 18 Cygnus 743 19 Cygnus 743 20 Cygnus 743 21 Cygnus 743 22 Cygnus 743 23 Cygnus 743 24 Cygnus 743 25 Cygnus 743 26 Cygnus 743 27 Cygnus 743 28 Cygnus 743 1 Delphinus 743 11 August 3009 12 August 3009 13 August 3009 14 August 3009 15 August 3009 16 August 3009 17 August 3009 18 August 3009 19 August 3009 20 August 3009 21 August 3009 22 August 3009 23 August 3009 24 August 3009 25 August 3009 26 August 3009 27 August 3009 28 August 3009 29 August 3009 30 August 3009 31 August 3009 1 September 3009 2 September 3009 3 September 3009 4 September 3009 5 September 3009 6 September 3009 7 September 3009 8 September 3009 9 September 3009
MS 349627 MS 349628 MS 349629 MS 349630 MS 349631 MS 349632 MS 349633 MS 349634 MS 349635 MS 349636 MS 349637 MS 349638 MS 349639 MS 349640 MS 349641 MS 349642 MS 349643 MS 349644 MS 349645 MS 349646 MS 349647 MS 349648 MS 349649 MS 349650 MS 349651 MS 349652 MS 349653 MS 349654 MS 349655 MD 359329 MD 359330 MD 359331 MD 359332 MD 359333 MD 359334 MD 359335 MD 359336 MD 359337 MD 359338 MD 359339 MD 359340 MD 359341 MD 359342 MD 359343 MD 359344 MD 359345 MD 359346 MD 359347 MD 359348 MD 359349 MD 359350 MD 359351 MD 359352 MD 359353 MD 359354 MD 359355 MD 359356 MD 359357 MD 359358