104 citations
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Showing 2015Show all
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astro-ph.SR2015★ 16 cited
Detecting the Companions and Ellipsoidal Variations of RS CVn Primaries: II. omicron Draconis, a Candidate for Recent Low-Mass Companion Ingestion
Rachael M. Roettenbacher, John D. Monnier, Francis C. Fekel +14
To measure the stellar and orbital properties of the metal-poor RS CVn binary o Draconis (o Dra), we directly detect the companion using interferometric observations obtained with…
astro-ph.SR2015
Detecting the Companions and Ellipsoidal Variations of RS CVn Primaries: I. sigma Geminorum
Rachael M. Roettenbacher, John D. Monnier, Gregory W. Henry +17
To measure the properties of both components of the RS CVn binary sigma Geminorum (sigma Gem), we directly detect the faint companion, measure the orbit, obtain model-independent m…