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 -528→
SolPhoDeiTerVenJovSat
123456
78910111213
14151617181920
21222324252627
28
1 Cygnus -528 2 Cygnus -528 3 Cygnus -528 4 Cygnus -528 5 Cygnus -528 6 Cygnus -528 7 Cygnus -528 8 Cygnus -528 9 Cygnus -528 10 Cygnus -528 11 Cygnus -528 12 Cygnus -528 13 Cygnus -528 14 Cygnus -528 15 Cygnus -528 16 Cygnus -528 17 Cygnus -528 18 Cygnus -528 19 Cygnus -528 20 Cygnus -528 21 Cygnus -528 22 Cygnus -528 23 Cygnus -528 24 Cygnus -528 25 Cygnus -528 26 Cygnus -528 27 Cygnus -528 28 Cygnus -528 1 Lepus -527 12 June 0618 13 June 0618 14 June 0618 15 June 0618 16 June 0618 17 June 0618 18 June 0618 19 June 0618 20 June 0618 21 June 0618 22 June 0618 23 June 0618 24 June 0618 25 June 0618 26 June 0618 27 June 0618 28 June 0618 29 June 0618 30 June 0618 1 July 0618 2 July 0618 3 July 0618 4 July 0618 5 July 0618 6 July 0618 7 July 0618 8 July 0618 9 July 0618 10 July 0618
MS -500124 MS -500125 MS -500126 MS -500127 MS -500128 MS -500129 MS -500130 MS -500131 MS -500132 MS -500133 MS -500134 MS -500135 MS -500136 MS -500137 MS -500138 MS -500139 MS -500140 MS -500141 MS -500142 MS -500143 MS -500144 MS -500145 MS -500146 MS -500147 MS -500148 MS -500149 MS -500150 MS -500151 MS -500096 MD -514026 MD -514025 MD -514024 MD -514023 MD -514022 MD -514021 MD -514020 MD -514019 MD -514018 MD -514017 MD -514016 MD -514015 MD -514014 MD -514013 MD -514012 MD -514011 MD -514010 MD -514009 MD -514008 MD -514007 MD -514006 MD -514005 MD -514004 MD -514003 MD -514002 MD -514001 MD -514000 MD -513999 MD -513998