| Affiliation: |
| AA(Astronomy Department, University of Minnesota, Minneapolis, MN 55455; USA ), AB(Astronomy Department, University of Minnesota, Minneapolis, MN 55455; USA ), AC(Department of Physics & Astronomy, Macalester College, 1600 Grand Avenue, St. Paul, MN 55125, USA ), AD(Max-Planck-Institut für Astronomie, Königstuhl 17, D-69117 Heidelberg, Germany ), AE(Centre for Astrophysics Research, University of Hertfordshire, Hatfield AL10 9AB, UK ), AF(National Radio Observatory, 520 Edgemont Road, Charlottesville, VA 22903, USA ; California Institute of Technology, 1200 E. California Blvd., Caltech Astronomy 105-24, Pasadena, CA 91125, USA ; Jürgen Ott is a Jansky Fellow of the National Radio Astronomy Observatory.; ), AG(Raytheon Company, 1151 E Hermans Rd, Tucson, AZ 85756, USA ) |