ESO ADS mirror currently unavailable

The ESO ADS mirror site is currently unavailable. We are working on fixing the problem as quickly as possible. Apologies for the inconvenience. Please use one of the ADS sites listed below.

Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
Centre de Données astronomiques de Strasbourg, France
European Southern Observatory, Garching, Germany
National Astronomical Observatory, Tokyo, Japan
Pontificia Universidad Católica, Santiago, Chile
University of Nottingham, United Kingdom
Beijing Astronomical Observatory, Beijing, China
Inter-University Centre for Astronomy and Astrophysics, Pune, India
Institute of Astronomy of the Russian Academy of Sciences, Moscow, Russia
Observatório Nacional, Rio de Janeiro, Brazil
Observatorio Astronómico de Córdoba, Argentina
Korea Astronomy Observatory