wp_no=3401 wp_name=System operation of the trace gas validation facility list_of_product_IDs= wp_start=02/2017 wp_end=02/2022 wp_responsible=BIRA no_of_participants=1 BIRA 0 0 1 1 1 0 10000 wp_objectives: The objective of this work package is to maintain the validation web service system (cdop.aeronomie.be) wp_methodology: - Maintain the regular operation of the validation website - Management of on-site operations and data interfaces (data ingestion) - Monitor the hits to the site and analyse their statistics - Archiving - Documentation maintenance - Continuous update and upgrade of the validation web services throughout the length of the GOME-2/Metop-B mission wp_datasources: - GOME-2/Metop-A/B/C level 2 total NO2, BrO, SO2, HCHO, CHOCHO, OClO data processed by DLR - GOME-2/Metop-A/B/C level 2 tropospheric NO2 and BrO data processed by DLR - IASI/Metop-A/B/C level 2 total SO2 data - SCIAMACHY, OMI level 3 trace gases data. - Ground-based DOAS total NO2, BrO and OClO column data from NDACC network - Ground-based MAXDOAS tropospheric NO2, BrO, HCHO, glyoxal, SO2 column data wp_deliverables: - Improved & continuously updated validation website End