An Etymological Dictionary of Astronomy and Astrophysics
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The final kinetic energy of the → stellar wind expressed by: (1/2)Mdot.v_∞² = (1/2)(v_∞/c)L For an O6 star, L ~ 3 x 10⁵Lsun and v_∞ ~ 2000 km s^-1, which give a wind luminosity of ~ 1 x 10³⁷ erg s^-1, about 1% of the → stellar luminosity. See also → photon tiring limit.

→ wind; → luminosity.