Pi1 Cygni
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Pi1 Cygni (π1 Cyg / π1 Cygni) is a star in the constellation Cygnus. It also has the traditional name Azelfahague.
Pi1 Cygni has apparent magnitude +4.67 and belongs to the spectral class B3IV. It is approximately 1680 light years from Earth.
Coordinates (equinox J2000.0)
- Right ascension: 21h 42m 5.7s
- Declination: +51°11'23.0"