Gamma Pegasi
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Gamma Pegasi (γ Peg) is a star in the constellation of Pegasus. It also has the traditional name Algenib; confusingly however, this name is also used for Alpha Persei.
Gamma Pegasi is a Beta Cephei variable star that lies at the lower left-hand corner of the Great Square of Pegasus. Its magnitude varies between +2.78 and +2.89 with a period of 3.6 hours. It is 335 light-years distant and belonges to spectral type B2. It has a total luminosity of 4000 times that of the Sun with a radius of 4.5 times solar.The mass of γ Pegasi is 7 to 10 solar masses.
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