Title of article :
Masses of the astrometric SB2 ζ Ori A
Author/Authors :
Thomas Rivinius، نويسنده , , Christian A. Hummel، نويسنده , , Otmar Stahl، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2010
Abstract :
We report the first dynamic mass for an O-type supergiant, the interferometrically resolved SB2 system ζ Ori A (O9.5Ib+B0/1). The separation of the system excludes any previous mass-transfer, ensuring that the derived masses can be compared to single star evolutionary tracks.
Keywords :
Stars: binaries , stars: early-type , stars: fundamental parameters (masses)
Journal title :
Proceedings of the International Astronomical Union
Journal title :
Proceedings of the International Astronomical Union
