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Zeta Cygni (ζ Cyg) is a binary star system in the northern constellation of Cygnus, the swan. It has an apparent visual magnitude of 3.26 and, based upon parallax measurements, is about 143 light-years (44 parsecs) away. The primary component, ζ Cyg A is a giant star with a spectral type of G8 IIIp.
SS Cygni is a variable star in the northern constellation Cygnus (the Swan). It was discovered in 1896 by Louisa D. Wells, a computer working under Edward Pickering at Harvard College Observatory . [ 7 ] [ 8 ] It is the prototype of the subclass of dwarf novae that show only normal eruptions.
Pausanias mentions Cycnus, king of the Ligyes (Ligurians), as a renowned musician who after his death was changed into a swan by Apollo. [14] Servius also writes of Cycnus as a musician and a friend of Phaethon, and states that he was changed into a swan and later placed among the stars by Apollo (that is, as the constellation Cygnus).
The Northern Cross is an astronomical asterism in the northern hemisphere of the celestial sphere, corresponding closely with the constellation Cygnus the swan. It is much larger than the Southern Cross and consists of the brightest stars in Cygnus: Deneb , Sadr , Gienah , Delta Cygni and Albireo .
The fifth star in Cygnus above magnitude 3 is Aljanah, [23] designated ε Cygni. It is an orange-hued giant star of magnitude 2.5, 72 light-years from Earth. [25] [26] There are several other dimmer double and binary stars in Cygnus. μ Cygni is a binary star with an optical tertiary component. The binary system has a period of 790 years and is ...
17 Cygni is the Flamsteed designation for a multiple star system [3] in the northern constellation of Cygnus.It has an apparent visual magnitude of 5.00, [2] so, according to the Bortle scale, it is visible from suburban skies at night.
Nu Cygni, Latinized from ν Cygni, is a binary star [8] system in the constellation Cygnus. Its apparent magnitude is 3.94 [2] and it is approximately 374 light years away based on parallax. [1] The brighter component is a magnitude 4.07 A-type giant star with a stellar classification of A0III n, [3] where the 'n' indicates broad "nebulous ...
Iota 2 Cygni, Latinized from ι 2 Cygni and often simply called ι Cygni, [8] is a single [9] star in the constellation Cygnus. It is visible to the naked eye as a white-hued point of light with an apparent visual magnitude of 3.76. [ 2 ]