Author affiliations
1 Department of Astronomy, University of California at Berkeley, 601 Campbell Hall, Berkeley, CA 94720-3411
2 Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138
3 Mount Stromlo and Siding Spring Observatories, Australian National University, Private Bag, Weston Creek, ACT 2611, Australia
4 Department of Physics and Astronomy, University of New Mexico, and Capilla Peak Observatory, Albuquerque, NM 87131
5 Fred Lawrence Whipple Observatory, P.O. Box 97, 670 Mount Hopkins Road, Amado, AZ 85645
6 National Optical Astronomy Observatories, P.O. Box 26732, 950 North Cherry Avenue, Tucson, AZ 85726
7 Department of Astronomy, Whitin Observatory, Wellesley College, 106 Central Street, Wellesley, MA 02481-8203
8 Bell Labs, Lucent Technologies, 700 Mountain Avenue, Murray Hill, NJ 07974
9 Department of Physics and Astronomy, Rutgers University, New Brunswick, NJ 08855
10 Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, MD 21218
11 Multiple Mirror Telescope Observatory, c/o Whipple Observatory, P.O. Box 97, Amado, AZ 85645-0097
12 Department of Astronomy and Astrophysics, University of Chicago, 5640 South Ellis Avenue, Chicago, IL 60637
13 Department of Astronomy and Steward Observatory, University of Arizona, 933 North Cherry Avenue, Tucson, AZ 85721
