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 -709→
SolPhoDeiTerVenJovSat
123456
78910111213
14151617181920
21222324252627
28
1 Cygnus -709 2 Cygnus -709 3 Cygnus -709 4 Cygnus -709 5 Cygnus -709 6 Cygnus -709 7 Cygnus -709 8 Cygnus -709 9 Cygnus -709 10 Cygnus -709 11 Cygnus -709 12 Cygnus -709 13 Cygnus -709 14 Cygnus -709 15 Cygnus -709 16 Cygnus -709 17 Cygnus -709 18 Cygnus -709 19 Cygnus -709 20 Cygnus -709 21 Cygnus -709 22 Cygnus -709 23 Cygnus -709 24 Cygnus -709 25 Cygnus -709 26 Cygnus -709 27 Cygnus -709 28 Cygnus -709 1 Lepus -708 28 November 0277 29 November 0277 30 November 0277 1 December 0277 2 December 0277 3 December 0277 4 December 0277 5 December 0277 6 December 0277 7 December 0277 8 December 0277 9 December 0277 10 December 0277 11 December 0277 12 December 0277 13 December 0277 14 December 0277 15 December 0277 16 December 0277 17 December 0277 18 December 0277 19 December 0277 20 December 0277 21 December 0277 22 December 0277 23 December 0277 24 December 0277 25 December 0277 26 December 0277 27 December 0277
MS -621140 MS -621141 MS -621142 MS -621143 MS -621144 MS -621145 MS -621146 MS -621147 MS -621148 MS -621149 MS -621150 MS -621151 MS -621152 MS -621153 MS -621154 MS -621155 MS -621156 MS -621157 MS -621158 MS -621159 MS -621160 MS -621161 MS -621162 MS -621163 MS -621164 MS -621165 MS -621166 MS -621167 MS -621112 MD -638404 MD -638403 MD -638402 MD -638401 MD -638400 MD -638399 MD -638398 MD -638397 MD -638396 MD -638395 MD -638394 MD -638393 MD -638392 MD -638391 MD -638390 MD -638389 MD -638388 MD -638387 MD -638386 MD -638385 MD -638384 MD -638383 MD -638382 MD -638381 MD -638380 MD -638379 MD -638378 MD -638377 MD -638376 MD -638375