¹ Based on observations with the Apache Point Observatory (APO) 3.5 m telescope, which is owned and operated by the Astrophysical Research Consortium (ARC)
² Department of Astronomy, Box 351580, University of Washington, Seattle, WA 98195
³ Department of Astronomy, Indiana University, Bloomington, IN 47405
⁴ Department of Physical Sciences, Arkansas Tech University, Russellville, AR 72801
⁵ Present address: NeoPath, Inc., 8271 154th Avenue NE, Redmond, WA 98052
⁶ Present address: CTIO, Casilla 603, La Serena, Chile
⁷ Laboratory for Astronomy and Solar Physics, Code 681, NASA/GSFC, Greenbelt, MD 20771
⁸ Laboratory for High-Energy Astrophysics, Code 662, NASA/GSFC, Greenbelt, MD 20771
⁹ Casilla 5022, Renaca Bajo, Chile
¹⁰ Mt. Holyoke College, 161 North Main Street, South Hadley, MA 01075
¹¹ 179 South Main Street, Sherborn, MA 01770