During the OPERA project an additional deliverable for working group 1 has been identified. This deliverable concerns with the definition of the mandatory BUFR descriptors and data layout for a basic polar data product. This project is carried out by working group 1 and it has been added to project 1d: ``To agree on the production of a standard set of data for international exchange''.
I Holleman, G Galli. Definition of Basic Polar Data Product