Beta Centauri(redirected from Agena (star))
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Beta Centauri(bā`tə sĕntôr`ī): see HadarHadar
or Beta Centauri
, bright star in the constellation Centaurus; 1992 position R.A. 14h01.7m, dec. −60°13'. A bluish-white giant of spectral class B1 II, it has an apparent magnitude of 0.
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Beta Centauri(sen-tor -ÿ, -ee) (Hadar; Agena; β Cen) A luminous remote but still conspicuous blue-white giant that is the second-brightest star in the constellation Centaurus. It is a visual binary, separation 1″.2. mv : 0.61 (var.); Mv : –4.4; spectral type: B1 II; distance: 100 pc.
beta Centauri[¦bā·də sen′tȯ·rē]
A first-magnitude navigational star in the constellation Centaurus; 200 light-years from the sun; spectral classification B0. Also known as Agena; Hadar.