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Cygnus Constellation
Constellation Cygnus

Cygnus, the Swan or Northern Cross (Cyg)

The constellation of Cygnus, the Swan or Northern Cross, is best viewed in the Fall season during the month of September for mid-northern latitudes. It's brightest star is Deneb at magnitude 1.25. The boundary of the Cygnus constellation contains 85 stars that host known exoplanets.

The naked eye can generally see up to magnitude 6 (magnitude 8 with perfect eyes under ideal super dark-sky conditions).

      1. Meaning:
      2. Swan or Northern Cross
      1. Genitive:
      2. Cygni
      1. Abbreviation:
      2. Cyg
      1. Constellation Family:
      2. Hercules
      1. Best Viewing Month*:
      2. September
      1. Right Ascension (avg):
      2. 20h 36m
      1. Declination (avg):
      2. 49° 35'
      1. Brightest Star:
      2. Deneb (1.25m)
      1. Exoplanet Host Stars:
      2. 85
      1. Triple Stars:
      2. 5
      1. X-ray Stars:
      2. 1 binary stars
      1. Pulsars:
      2. 1
      1. Other:
      2. black hole, hypergiant

    * For southern latitudes, flip the season listed. For example, if a constellation is listed as best viewed in the summer in the month of July, in the southern hemisphere the constellation would be best viewed in the winter in January and would be upside-down.

    ** Circumpolar constellations are visible year-round in the hemisphere listed.



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