Giant Convection Cells, Where Are You?
David F. Gray
Institute: University of Western Ontario
Contact Email: dfgray@uwo.ca
Abstract:
High-resolution high S/N observations of photospheric lines in the
spectrum of Betelgeuse are devoid of the structure one would expect if
only a few giant convection cells dominated the surface of the star.
Index Keywords: Alpha Ori ; Betelgeuse
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Manuscript submitted: 2001-Aug-30
"The Future of Cool-Star Astrophysics", 2003, Eds. A. Brown,
G. M. Harper, & T. R. Ayres.
Proceedings of 12th Cambridge Workshop on Cool Stars, Stellar Systems,
& The Sun,
© 2003 University of Colorado.