Web Services and Related Works at CDS

Andr´e SchaaffCentre de Donn´ees astronomiques de Strasbourg (CDS), Observatoire,UMR 7550, 11 rue de l’Universit´e, 67000 Strasbourg, FranceAbstract. Started at CDS in 2002, the work around Web Services isin a full exploitation phase. Several services are now available via SOAP:the Sesame name resolver for Simbad-NED-VizieR, a GLU tag resolver, aUCD resolver, the UCD tag list, Aladin image Access, VizieR catalogueaccess, etc. A portal is available to publish all information about howto use CDS XML Webservices and also hints on how to start to useXML Web Services (tutorial, links, etc.). Other works around XML WebServices are also ongoing at CDS and are described in this article.1. The CDS XML Web Services PortalFigure 1. The CDS Web Service Portal athttp://cdsweb.u-strasbg.fr/cdsws.gmlCDS XML Web services are easy to consume but it is very important toshow users how to use a SOAP