Omega Persei

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Omega Persei
Diagram showing star positions and boundaries of the Perseus constellation and its surroundings
Cercle rouge 100%.svg

Location of ω Persei (circled)
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Perseus
Right ascension 03h 11m 17.4s
Declination +39° 36' 42"
Apparent magnitude (V) +4.63
Distance 305 ly
(94 pc)
Spectral type K1III
Other designations
Gorgonea Quarta, ω Persei, ω Per, Omega Per, 28 Per, BD+39°724, CCDM J03114+3936A, GC 3791, HD 19656, HIP 14817, HR 947, IDS 03048+3914 A, PPM 68182, SAO 56224, WDS J03113+3937A

Omega Persei (Omega Per, ω Persei, ω Per) is a star in the constellation Perseus. It also has the traditional name Gorgonea Quarta,[1] being the third member of the quartet called the Gorgonea in reference to the Gorgons from the legend of Perseus. Omega Persei has an apparent magnitude of +4.63 and spectral class K1 III lying about 305 light years from Earth.


  1. ^ Allen, Richard Hinckley (1899), Star-names and their meanings, G. E. Stechert, p. 334