Centre de Données Astronomiques

Centre de Données Astronomiques

(sahn-trĕ dĕ donn -ay ahss-troh-noh-meek ) (CDA) The astronomical data center at the University of Strasbourg, France, established in 1972 as the Centre de Données Stellaires (CDS). It is concerned mainly with the collection and critical evaluation of data, the creation of new astronomical catalogs, and the distribution of data to astronomers worldwide. It manages the SIMBAD database, which is accessible over public transmission networks including the World Wide Web.