1. Strasbourg astronomical Data Centre (DS) Françoise GENOVA

2. 2  Founded in 1972  Located in Strasbourg (France)  The team integrates astronomers, s/w engineers and data librarians specialized in astronomical data  Curates and distributes data from publications, astronomical catalogues, reference images  Three main services  SIMBAD, nomenclature and bibliography of astronomical objects (currently ~7 500 000)  VizieR, catalogues, observations logs tables and other data (images, spectra, time series, …) from publications  Aladin, interactive sky atlas. VO portal for image data and database of reference images. The Centre de Données astronomiques de Strasbourg (CDS)

3. 3 The VizieR service

4. 4  Agreement with the then European journal Astronomy & Astrophysics in 1993: publication of tables at CDS (ftp service, then database allowing to query by criteria), selection by a science editor  Also data attached to publications from the other journals  A common metadata description: files, columns  Fully integrated in the astronomical virtual observatory (seamless access among observatory archives and other resources)  More and more data which are not tables (15% of 12 000) Vizier content

5. 5 Françoise Genova, Copernicus Workshop, 14 March 2014 Data validated by a publication Fully discoverable and usable ble “Photometry viewer”: Spectral points extracted from the collection

6. 6 Metadata & Virtual Observatory = data discovery & retrieval