1. Universidade Federal de Itajubá, Instituto de Física e Química, Av. BPS 1303 Pinheirinho, 37500-903 Itajubá, MG, Brazil
2. IAG-USP, Universidade de São Paulo, Rua do Matão 1226, Cidade Universitária, 05508-090 São Paulo, SP, Brazil
3. Leiden Observatory, University of Leiden, PO Box 9513, 2300 RA Leiden, the Netherlands
4. Argelander-Institut für Astronomie, Universität Bonn, Auf dem Hügel 71, 53121 Bonn, Germany
5. Department of Physics and Astronomy, The University of Western Ontario, London, ON N6A 3K7, Canada
6. Institute for Earth and Space Exploration, The University of Western Ontario, London, ON N6A 3K7, Canada
7. SETI Institute, 189 Bernardo Ave, Suite 100, Mountain View, CA 94043, USA
8. Observatório Nacional/MCTIC, Rua Gen. José Cristino, 77, 20921-400 Rio de Janeiro, RJ, Brazil
9. Instituto de Matemática, Estatística e Física, Universidade Federal do Rio Grande, Rio Grande 96203-900, Brazil
10. Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, MD 21218, USA
11. Department of Physics and Astronomy, University College London, Gower Street, London WC1E 6BT, UK
12. Instituto de Astronomia, Universidad Nacional Autonoma de Mexico, Apartado postal 106, C.P. 22800 Ensenada, Baja California, México
13. ACRI-ST, 260 Route du Pin Montard, BP 234, 06904 Sophia-Antipolis, France