20 Cygni

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20 Cygni
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Cygnus
Right ascension 19h 50m 37.72371s [1]
Declination +52° 59′ 16.7901″ [1]

20 Cygni is a star in the constellation Cygnus. Its apparent magnitude is 5.03. Located around 62.07 parsecs (202.4 ly) distant, it is a red giant of spectral type K3III,[1] a star that has used up its core hydrogen and is expanding.


  1. ^ a b c "d Cygni". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 5 January 2014.