The CHARA array angular diameter of HR 8799 favors planetary masses for its imaged companions
Date
2012
Authors
Baines, Ellyn
White, Russel J.
Huber, D.
Jones, Jeremy
Boyajian, T. S.
McAlister, H.
ten Brummelaar, Theo
Turner, Nils
Sturmann, J.
Goldfinger, P. J.
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IOP Publishing
Abstract
HR 8799 is an hF0 mA5 γ Doradus-, λ Bootis-, Vega-type star best known for hosting four directly imaged candidate planetary companions. Using the CHARA Array interferometer, we measure HR 8799's limb-darkened angular diameter to be 0.342 ± 0.008 mas (a
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Keywords
Keywords: planetary systems; stars: fundamental parameters; stars: individual (HR 8799); techniques: high angular resolution; techniques: interferometric
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Source
Astrophysical Journal, The
Type
Journal article
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Open Access
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Restricted until
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