Gamma Delphini [SEP] constellation
Gamma Delphini
Gamma Delphini, Latinized from γ Delphini, is a binary star system approximately 101 light-years away in the constellation of Delphinus. The star marks one corner of the asterism "Job's Coffin". It is one of the best known double stars in the sky, consisting of a fourth magnitude orange subgiant and a fifth magnitude yellow-white dwarf.
Stellar components.
γ Delphini is a yellow-white dwarf star of spectral type "F7V" and an apparent magnitude of 5.14. The star
September 2016 and it is now so included in the List of IAU-approved Star Names.
In Chinese, (), meaning "Good Gourd", refers to an asterism consisting of Alpha Delphini, Gamma Delphini, Delta Delphini, Beta Delphini and Zeta Delphini. Consequently, the Chinese name for Alpha Delphini itself is (, ).
In Hindu astronomy, the star corresponded to one of the nakshatras named Dhanishta.
Properties.
Alpha Delphini A is a spectroscopic binary star which has now been resolved using