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 1209→
SolPhoDeiTerVenJovSat
123
45678910
11121314151617
18192021222324
25262728
1 Cygnus 1209 2 Cygnus 1209 3 Cygnus 1209 4 Cygnus 1209 5 Cygnus 1209 6 Cygnus 1209 7 Cygnus 1209 8 Cygnus 1209 9 Cygnus 1209 10 Cygnus 1209 11 Cygnus 1209 12 Cygnus 1209 13 Cygnus 1209 14 Cygnus 1209 15 Cygnus 1209 16 Cygnus 1209 17 Cygnus 1209 18 Cygnus 1209 19 Cygnus 1209 20 Cygnus 1209 21 Cygnus 1209 22 Cygnus 1209 23 Cygnus 1209 24 Cygnus 1209 25 Cygnus 1209 26 Cygnus 1209 27 Cygnus 1209 28 Cygnus 1209 1 Delphinus 1209 1 May 3886 2 May 3886 3 May 3886 4 May 3886 5 May 3886 6 May 3886 7 May 3886 8 May 3886 9 May 3886 10 May 3886 11 May 3886 12 May 3886 13 May 3886 14 May 3886 15 May 3886 16 May 3886 17 May 3886 18 May 3886 19 May 3886 20 May 3886 21 May 3886 22 May 3886 23 May 3886 24 May 3886 25 May 3886 26 May 3886 27 May 3886 28 May 3886 29 May 3886 30 May 3886
MS 661189 MS 661190 MS 661191 MS 661192 MS 661193 MS 661194 MS 661195 MS 661196 MS 661197 MS 661198 MS 661199 MS 661200 MS 661201 MS 661202 MS 661203 MS 661204 MS 661205 MS 661206 MS 661207 MS 661208 MS 661209 MS 661210 MS 661211 MS 661212 MS 661213 MS 661214 MS 661215 MS 661216 MS 661217 MD 679545 MD 679546 MD 679547 MD 679548 MD 679549 MD 679550 MD 679551 MD 679552 MD 679553 MD 679554 MD 679555 MD 679556 MD 679557 MD 679558 MD 679559 MD 679560 MD 679561 MD 679562 MD 679563 MD 679564 MD 679565 MD 679566 MD 679567 MD 679568 MD 679569 MD 679570 MD 679571 MD 679572 MD 679573 MD 679574