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Keywords

stars: fundamental parameters
stars: individual ( α Cep
α Oph)
techniques: interferometric

How to Cite

Imaging and Modeling Rapid Rotators: α Cep and α Oph. (2010). Revista Mexicana De Astrofísica Y Astronomía Serie De Conferencias, 38(1), 117-118. https://astronomia.unam.mx/journals/rmxac/article/view/2010rmxac..38..117z
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Abstract

We present sub-milliarcseond resolution observations of two nearby rapid rotators α Cephei and α Ophiuchi, obtained with the CHARA array. We reconstruct an aperture synthesis image for α Cep. We also construct gravity darkening models for both stars and precisely determine their geometry, polar and equatorial radii and temperatures, as well as their fractional rotation speed.