{"ob_id":12747,"uuid":"368ae215852f4b98a2cf7b06a7a791e9","title":"ECMWF ERA-40: 6-hourly monthly average reduced N80 Gaussian gridded potential vorticity level analysis data (ggav)","abstract":"This dataset contains 6-hourly monthly average N80 Gaussian gridded, potential vorticity level, analysis timestep parameters from the European Centre for Medium-Range Weather Forecasts (ECMWF) Re-Analysis (ERA) 40 program from January 1958 to December 2001. ERA-40 followed on from the ERA-15 re-analysis project.  Access limited to UK based academic researchers only. These data are GRIB formatted.","keywords":"ECMWF, ERA, ERA-40, reanalysis, surface, model, Gaussian, N256, analysis, potential vorticity level","publicationState":"published","dataPublishedTime":"2006-12-10T03:17:46","doiPublishedTime":null,"updateFrequency":"notPlanned","status":"completed","result_field":{"ob_id":"https://catalogue.ceda.ac.uk/api/v2/observations/12748/?format=json","dataPath":"/badc/ecmwf-e40/data/mm/gg/av","oldDataPath":[],"storageLocation":"internal","storageStatus":"online","volume":1062453058,"numberOfFiles":14785,"fileFormat":"Data are GRIB formatted"},"timePeriod":"https://catalogue.ceda.ac.uk/api/v2/times/3427/?format=json","geographicExtent":"https://catalogue.ceda.ac.uk/api/v2/bboxes/1/?format=json","nonGeographicFlag":false,"phenomena":["https://catalogue.ceda.ac.uk/api/v2/phenomona/52677/?format=json"],"dataLineage":"Data were generated by the ERA-40 project at European Centre for Medium-Range Weather Forecasts (ECMWF) and stored within ECMWF's archives. The BADC then obtained a copy from the ECMWF archived and ingested into the BADC archives to aid wider academic use of these data.","removedDataTime":null,"removedDataReason":"","language":"English","identifier_set":[],"projects":["https://catalogue.ceda.ac.uk/api/v2/projects/3809/?format=json"],"observationcollection_set":["https://catalogue.ceda.ac.uk/api/v2/observationcollections/3806/?format=json"],"responsiblepartyinfo_set":["https://catalogue.ceda.ac.uk/api/v2/rpis/48735/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/48731/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/48732/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/48730/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/48734/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/48736/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/48737/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/48733/?format=json"],"procedureAcquisition":null,"procedureCompositeProcess":null,"procedureComputation":"https://catalogue.ceda.ac.uk/api/v2/computations/6659/?format=json","permissions":[{"ob_id":"https://catalogue.ceda.ac.uk/api/v2/observations/2536/?format=json","useLimitation":null,"accessConstraints":null,"accessCategory":"registered","accessRoles":null,"label":"registered: None group","licenceURL":"https://artefacts.ceda.ac.uk/licences/specific_licences/ecmwf-era-products.pdf","licenceClassifications":"any"}],"discoveryKeywords":[{"ob_id":1138,"name":"NDGO0003"}]}