| Affiliation: |
| AA(Center for Astrophysical Sciences, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA), AB(Department of Astronomy, Columbia University, Pupin Physics Laboratories, Mail Code 5246, 550 West 120th Street, New York, New York 10027, USA), AC(Department of Astronomy, Columbia University, Pupin Physics Laboratories, Mail Code 5246, 550 West 120th Street, New York, New York 10027, USA), AD(Center for Astrophysical Sciences, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA), AE(Laboratoire d'Astrophysique de Marseille, BP 8, Traverse du Siphon, 13376 Marseille Cedex 12, France), AF(Departamento de Astrofísica, Facultad de Ciencias Físicas, Universidad Complutense de Madrid, E-28040 Madrid, Spain), AG(Observatories of the Carnegie Institution of Washington, 813 Santa Barbara Street, Pasadena, California 91101, USA), AH(California Institute of Technology, MC 405-47, 1200 East California Boulevard, Pasadena, California 91125, USA), AI(Observatories of the Carnegie Institution of Washington, 813 Santa Barbara Street, Pasadena, California 91101, USA) |