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 -338→
SolPhoDeiTerVenJovSat
123456
78910111213
14151617181920
21222324252627
28
1 Cygnus -338 2 Cygnus -338 3 Cygnus -338 4 Cygnus -338 5 Cygnus -338 6 Cygnus -338 7 Cygnus -338 8 Cygnus -338 9 Cygnus -338 10 Cygnus -338 11 Cygnus -338 12 Cygnus -338 13 Cygnus -338 14 Cygnus -338 15 Cygnus -338 16 Cygnus -338 17 Cygnus -338 18 Cygnus -338 19 Cygnus -338 20 Cygnus -338 21 Cygnus -338 22 Cygnus -338 23 Cygnus -338 24 Cygnus -338 25 Cygnus -338 26 Cygnus -338 27 Cygnus -338 28 Cygnus -338 1 Lepus -337 28 November 0975 29 November 0975 30 November 0975 1 December 0975 2 December 0975 3 December 0975 4 December 0975 5 December 0975 6 December 0975 7 December 0975 8 December 0975 9 December 0975 10 December 0975 11 December 0975 12 December 0975 13 December 0975 14 December 0975 15 December 0975 16 December 0975 17 December 0975 18 December 0975 19 December 0975 20 December 0975 21 December 0975 22 December 0975 23 December 0975 24 December 0975 25 December 0975 26 December 0975 27 December 0975
MS -373091 MS -373092 MS -373093 MS -373094 MS -373095 MS -373096 MS -373097 MS -373098 MS -373099 MS -373100 MS -373101 MS -373102 MS -373103 MS -373104 MS -373105 MS -373106 MS -373107 MS -373108 MS -373109 MS -373110 MS -373111 MS -373112 MS -373113 MS -373114 MS -373115 MS -373116 MS -373117 MS -373118 MS -373063 MD -383465 MD -383464 MD -383463 MD -383462 MD -383461 MD -383460 MD -383459 MD -383458 MD -383457 MD -383456 MD -383455 MD -383454 MD -383453 MD -383452 MD -383451 MD -383450 MD -383449 MD -383448 MD -383447 MD -383446 MD -383445 MD -383444 MD -383443 MD -383442 MD -383441 MD -383440 MD -383439 MD -383438 MD -383437 MD -383436