Observational constraints on companions inside of 10 AU in the HR 8799 planetary system
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Hinkley, Sasha
Carpenter, J M
Kraus, Adam L
Ireland, Michael
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Institute of Physics Publishing Ltd.
Abstract
We report the results of Keck L′-band non-redundant aperture masking of HR 8799, a system with four confirmed planetary mass companions at projected orbital separations of 14-68 AU. We use these observations to place constraints on the presence of plane
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Astrophysical Journal Letters
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Open Access
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