Detection and Astrometry of the Ba-Bb Subsystem in α Piscium: First Dual-Field Interferometry at the CHARA Array
CHARA 干渉計を用いた初の双視野干渉計測により、明るい階層的三重連星α Piscium の B 成分内にある Ba-Bb 連星系が直接検出され、その軌道要素と精密な動的質量が決定された。
Narsireddy Anugu (The CHARA Array of Georgia State University, Mount Wilson Observatory, Mount Wilson, CA 91023, USA), Robert Klement (European Organisation for Astronomical Research in the Southern Hemisphere, Université Côte d'Azur, Observatoire de la Côte d'Azur, CNRS, Boulevard de l'Observatoire, CS 34229, 06304 Nice Cedex 4, France, The CHARA Array of Georgia State University, Mount Wilson Observatory, Mount Wilson, CA 91023, USA), John D. Monnier (Department of Astronomy, University of Michigan, Ann Arbor, MI 48109, USA), Douglas R. Gies (Center for High Angular Resolution Astronomy and Department of Physics and Astronomy, Georgia State University, P.O. Box 5060, Atlanta, GA 30302-5060, USA), Gail H. Schaefer (The CHARA Array of Georgia State University, Mount Wilson Observatory, Mount Wilson, CA 91023, USA), Stefan Kraus (Astrophysics Group, Department of Physics and Astronomy, University of Exeter, Stocker Road, Exeter, EX4 4QL, UK), Sebastián Carrazco-Gaxiola (Center for High Angular Resolution Astronomy and Department of Physics and Astronomy, Georgia State University, P.O. Box 5060, Atlanta, GA 30302-5060, USA), Akshat S. Chaturvedi (Center for High Angular Resolution Astronomy and Department of Physics and Astronomy, Georgia State University, P.O. Box 5060, Atlanta, GA 30302-5060, USA), Mayra Gutierrez (Department of Astronomy, University of Michigan, Ann Arbor, MI 48109, USA), Becky Flores (Center for High Angular Resolution Astronomy and Department of Physics and Astronomy, Georgia State University, P.O. Box 5060, Atlanta, GA 30302-5060, USA), Jeremy Jones (Center for High Angular Resolution Astronomy and Department of Physics and Astronomy, Georgia State University, P.O. Box 5060, Atlanta, GA 30302-5060, USA), Colin Kane (Center for High Angular Resolution Astronomy and Department of Physics and Astronomy, Georgia State University, P.O. Box 5060, Atlanta, GA 30302-5060, USA), Rainer Köhler (The CHARA Array of Georgia State University, Mount Wilson Observatory, Mount Wilson, CA 91023, USA), Karolina Kubiak (The CHARA Array of Georgia State University, Mount Wilson Observatory, Mount Wilson, CA 91023, USA), Olli W. Majoinen (The CHARA Array of Georgia State University, Mount Wilson Observatory, Mount Wilson, CA 91023, USA), Nicholas J. Scott (The CHARA Array of Georgia State University, Mount Wilson Observatory, Mount Wilson, CA 91023, USA), Kayvon Sharifi (Center for High Angular Resolution Astronomy and Department of Physics and Astronomy, Georgia State University, P.O. Box 5060, Atlanta, GA 30302-5060, USA)2026-03-11🔭 astro-ph