{"ob_id":45174,"uuid":"543bea782a664a9cb044b1cfd82d31fe","title":"ESA River Discharge Climate Change Initiative (RD_cci):  Altimetry-based River Discharge product, v2.0","abstract":"This dataset comprises the altimetry-based river discharge (RD-alti) Climate Research Data Package (CRDP) v2.0, developed under the ESA CCI River Discharge precursor project phase 2 (RD_cci+). The dataset, produced by a consortium including Hydro Matters, LEGOS, and EOLA, provides long-term satellite-derived river discharge time series spanning 2002 to 2022 at designated locations.\r\n\r\nThe methodology, detailed in the associated ATBD (Algorithm Theoretical Baseline Document), generates two distinct RD-alti products:\r\n1.\tStation-level discharge estimates: A rating curve has been established for each station using a calibration period based on in-situ discharge time series and merged Water Surface Elevation (WSE) time series. This rating curve was then applied to the entire merged WSE series to produce a continuous river discharge (RD) time series per station.\r\n2.\tMission-track-specific discharge estimates: For each station, independent rating curves were derived for individual satellite mission-tracks, using the same calibration period. These rating curves were computed between in-situ discharge time series and single-mission WSE time series, then applied to the full single-mission WSE dataset to generate river discharge estimates per mission-track and per station.\r\n\r\nThe resulting CRDP delivers two complementary river discharge products, enabling robust analysis of river discharge dynamics over two decades.","keywords":"CCI, River Discharge, Altimeter","publicationState":"preview","dataPublishedTime":null,"doiPublishedTime":null,"updateFrequency":"","status":"completed","result_field":{"ob_id":"https://catalogue.ceda.ac.uk/api/v2/observations/46197/?format=json","dataPath":"/neodc/esacci/river_discharge/data/RD/RD-ALTI/v2.0/","oldDataPath":[],"storageLocation":"internal","storageStatus":"online","volume":31784416,"numberOfFiles":717,"fileFormat":"Data are in CSV and NetCDF format"},"timePeriod":"https://catalogue.ceda.ac.uk/api/v2/times/13323/?format=json","geographicExtent":"https://catalogue.ceda.ac.uk/api/v2/bboxes/529/?format=json","nonGeographicFlag":false,"phenomena":["https://catalogue.ceda.ac.uk/api/v2/phenomona/50559/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/50561/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/63576/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/75231/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/75232/?format=json","https://catalogue.ceda.ac.uk/api/v2/phenomona/75233/?format=json"],"dataLineage":"Data were produced by the River Discharge CCI precursor project team, comprising Hydro Matters, LEGOS, and EOLA.\r\n\r\nData were supplied for archiving at the Centre for Environmental Data Analysis (CEDA) as part of the CCI Open Data Portal in the context of the CCI Knowledge Exchange Project.","removedDataTime":null,"removedDataReason":"","language":"English","identifier_set":[],"projects":["https://catalogue.ceda.ac.uk/api/v2/projects/41537/?format=json"],"observationcollection_set":[],"responsiblepartyinfo_set":["https://catalogue.ceda.ac.uk/api/v2/rpis/216163/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216164/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216165/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216159/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216160/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216166/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216161/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216162/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216167/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216168/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216169/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216170/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216171/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/216172/?format=json"],"procedureAcquisition":null,"procedureCompositeProcess":null,"procedureComputation":"https://catalogue.ceda.ac.uk/api/v2/computations/46198/?format=json","permissions":[{"ob_id":"https://catalogue.ceda.ac.uk/api/v2/observations/2612/?format=json","useLimitation":null,"accessConstraints":null,"accessCategory":"public","accessRoles":null,"label":"public: None group","licenceURL":"https://artefacts.ceda.ac.uk/licences/specific_licences/esacci_river_discharge_terms_and_conditions.pdf","licenceClassifications":"any"}],"discoveryKeywords":[]}