1. University of Michigan, Department of Astronomy, Ann Arbor, Michigan, United States
2. Institut de Planétologie et d’Astrophysique de Grenoble, Grenoble, France
3. CHARA Array of Georgia State University, Mount Wilson Observatory, Mount Wilson, California, United States
4. University of Exeter, Department of Physics and Astronomy, Exeter, United Kingdom
5. Georgia State University, Department of Physics and Astronomy, Atlanta, Georgia, United States