1. Department of Physics, Engineering Physics & Astronomy, Queen’s University, Kingston, ON, K7L 3N6, Canada
2. Department of Physics and Space Science, Royal Military College of Canada, PO Box 17000 Kingston, ON K7K 7B4, Canada
3. Large Binocular Telescope Observatory, 933 North Cherry Avenue, Tucson, AZ 85721, USA
4. LESIA, Observatoire de Paris, CNRS UMR 8109, UPMC, Université Paris Diderot, 5 place Jules Janssen, F-92195 Meudon Cedex, France