English UTF-8 Point of contact NOAA PolarWatch Roy Mendelssohn +1 831-420-3666 Voice 110 McAllister Way Santa Cruz CA 95062 USA roy.mendelssohn@noaa.gov ERDDAP administrator 3 Time 1120 685640.7506702413 Row 4320 0.041666666666666664 Column 8640 0.04166666666666666 false ESA CCI Ocean Colour Product (CCI ALL-v5.0-8DAY), 0.04166666°, 1997-present 2026-03-05T18:41:17.114-08:00 Creation polarwatch.noaa.gov pmlEsaCCI50OceanColor8Day Originator Plymouth Marine Laboratory Plymouth Marine Laboratory help@esa-oceancolour-cci.org information web browser Background Information Background information from the source Information Data products generated by the Ocean Colour component of the European Space Agency Climate Change Initiative project. These files are 8 day composites of merged sensor (MERIS, Moderate Resolution Imaging Spectroradiometer (MODIS) Aqua, Sea-Wide Field-of-View Sensor (SeaWiFS) Local Area Coverage (LAC) & Global Area Coverage (GAC), Visible and Infrared Imager/Radiometer Suite (VIIRS), OLCI) products. MODIS Aqua and SeaWiFS were band-shifted and bias-corrected to MERIS bands and values using a temporally and spatially varying scheme based on the overlap years of 2003-2007. VIIRS was band-shifted and bias-corrected in a second stage against the MODIS Rrs that had already been corrected to MERIS levels, for the overlap period 2012-2013; and at the third stage OLCI was bias corrected against already corrected MODIS, for overlap period 2016-07-01 to 2019-06-30. VIIRS, MODIS, SeaWiFS and MERIS Rrs were derived from a combination of NASA's l2gen (for basic sensor geometry corrections, etc) and HYGEOS Polymer v4.12 (for atmospheric correction). OLCI Rrs were sourced at L1b (already geometrically corrected) and processed with polymer. The Rrs were binned to a sinusoidal 4km level-3 grid, and later to 4km geographic projection, by Brockmann Consult's SNAP. Derived products were generally computed with the standard algorithmsthrough SeaDAS. QAA IOPs were derived using the standard SeaDAS algorithm but with a modified backscattering table to match that used in the bandshifting. The final chlorophyll is a combination of OCI, OCI2, OC2 and OCx, depending on the water class memberships. Uncertainty estimates were added using the fuzzy water classifier and uncertainty estimation algorithm of Tim Moore as documented in Jackson et al (2017). and updated accorsing to Jackson et al. (in prep). Point of contact Plymouth Marine Laboratory Plymouth Marine Laboratory help@esa-oceancolour-cci.org information web browser Background Information Background information from the source Information geoscientificInformation boundingExtent true -179.9791717529297 179.9791717529297 -89.97916412353516 89.97916412353516 1997-09-04T00:00:00Z 2021-12-27T00:00:00Z 490nm 8day absorption air algorithm algorithms all all-v5.0-8day aqua area array array-data atmosphere atmospheric attenuation backscattering backwards bbw bias bin blended cci cell chemistry chlorophyll chlorophyll-a class coefficient color colour combination compositing comprehensive concentration contributing count coverage data defined depending derived detrital difference dissolved downwelling earth emerging equation esa field field-of-view flux following gac generated global imager imager/radiometer imaging infrared irradiance laboratory lac large leaving lee local log log-transformed log10 log10-transformed marine mass material mean membership memberships meris model moderate modis normalised not number observation observations oc2 ocean ocean color ocean colour oceans oci oci2 ocx olci optical optical properties optics over particulate period phytoplankton plymouth product properties qaa quality radiance radiation radiative radiometer ratio reflectance resolution root root-mean-square-difference satellite scattering science sea sea-wide seadas seawater seawifs sensor spectroradiometer square statistics stewardship suite surface system total transformed transmission upwelling using v5.0 view viirs visible volume water water-leaving wide zhang Theme Earth Science > Oceans > Ocean Optics > Radiance Earth Science > Oceans > Ocean Optics > Attenuation/Transmission Earth Science > Oceans > Ocean Optics > Absorption Earth Science > Oceans > Ocean Chemistry > Chlorophyll Earth Science > Atmosphere > Atmospheric Radiation > Radiative Flux Theme GCMD Science Keywords Climate Change Initiative - European Space Agency Theme time latitude longitude surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water mass_concentration_of_chlorophyll_a_in_sea_water volume_attenuation_coefficient_of_downwelling_radiative_flux_in_sea_water Theme CF Standard Name Table v70 ESA CCI Data Policy: free and open access. When referencing, please use: Ocean Colour Climate Change Initiative dataset, Version <Version Number>, European Space Agency, available online at https://esa-oceancolour-cci.org. We would also appreciate being notified of publications so that we can list them on the project website at https://esa-oceancolour-cci.org/?q=publications The data may be used and redistributed for free but is not intended for legal use, since it may contain inaccuracies. Neither the data Contributor, ERD, NOAA, nor the United States Government, nor any of their employees or contractors, makes any warranty, express or implied, including warranties of merchantability and fitness for a particular purpose, or assumes any legal liability for the accuracy, completeness, or usefulness, of this information. Climate Change Initiative - European Space Agency Larger work citation Project Grid Unidata Common Data Model Grid Larger work citation Project ESA CCI Ocean Colour Product (CCI ALL-v5.0-8DAY), 0.04166666°, 1997-present 2026-03-05T18:41:17.114-08:00 Creation Originator Plymouth Marine Laboratory Plymouth Marine Laboratory help@esa-oceancolour-cci.org information web browser Background Information Background information from the source Information boundingExtent true -179.9791717529297 179.9791717529297 -89.97916412353516 89.97916412353516 1997-09-04T00:00:00Z 2021-12-27T00:00:00Z ERDDAP griddap ESA CCI Ocean Colour Product (CCI ALL-v5.0-8DAY), 0.04166666°, 1997-present 2026-03-05T18:41:17.114-08:00 Creation polarwatch.noaa.gov pmlEsaCCI50OceanColor8Day Originator Plymouth Marine Laboratory Plymouth Marine Laboratory help@esa-oceancolour-cci.org information web browser Background Information Background information from the source Information Data products generated by the Ocean Colour component of the European Space Agency Climate Change Initiative project. These files are 8 day composites of merged sensor (MERIS, Moderate Resolution Imaging Spectroradiometer (MODIS) Aqua, Sea-Wide Field-of-View Sensor (SeaWiFS) Local Area Coverage (LAC) & Global Area Coverage (GAC), Visible and Infrared Imager/Radiometer Suite (VIIRS), OLCI) products. MODIS Aqua and SeaWiFS were band-shifted and bias-corrected to MERIS bands and values using a temporally and spatially varying scheme based on the overlap years of 2003-2007. VIIRS was band-shifted and bias-corrected in a second stage against the MODIS Rrs that had already been corrected to MERIS levels, for the overlap period 2012-2013; and at the third stage OLCI was bias corrected against already corrected MODIS, for overlap period 2016-07-01 to 2019-06-30. VIIRS, MODIS, SeaWiFS and MERIS Rrs were derived from a combination of NASA's l2gen (for basic sensor geometry corrections, etc) and HYGEOS Polymer v4.12 (for atmospheric correction). OLCI Rrs were sourced at L1b (already geometrically corrected) and processed with polymer. The Rrs were binned to a sinusoidal 4km level-3 grid, and later to 4km geographic projection, by Brockmann Consult's SNAP. Derived products were generally computed with the standard algorithmsthrough SeaDAS. QAA IOPs were derived using the standard SeaDAS algorithm but with a modified backscattering table to match that used in the bandshifting. The final chlorophyll is a combination of OCI, OCI2, OC2 and OCx, depending on the water class memberships. Uncertainty estimates were added using the fuzzy water classifier and uncertainty estimation algorithm of Tim Moore as documented in Jackson et al (2017). and updated accorsing to Jackson et al. (in prep). Point of contact Plymouth Marine Laboratory Plymouth Marine Laboratory help@esa-oceancolour-cci.org information web browser Background Information Background information from the source Information geoscientificInformation boundingExtent true -179.9791717529297 179.9791717529297 -89.97916412353516 89.97916412353516 1997-09-04T00:00:00Z 2021-12-27T00:00:00Z 490nm 8day absorption air algorithm algorithms all all-v5.0-8day aqua area array array-data atmosphere atmospheric attenuation backscattering backwards bbw bias bin blended cci cell chemistry chlorophyll chlorophyll-a class coefficient color colour combination compositing comprehensive concentration contributing count coverage data defined depending derived detrital difference dissolved downwelling earth emerging equation esa field field-of-view flux following gac generated global imager imager/radiometer imaging infrared irradiance laboratory lac large leaving lee local log log-transformed log10 log10-transformed marine mass material mean membership memberships meris model moderate modis normalised not number observation observations oc2 ocean ocean color ocean colour oceans oci oci2 ocx olci optical optical properties optics over particulate period phytoplankton plymouth product properties qaa quality radiance radiation radiative radiometer ratio reflectance resolution root root-mean-square-difference satellite scattering science sea sea-wide seadas seawater seawifs sensor spectroradiometer square statistics stewardship suite surface system total transformed transmission upwelling using v5.0 view viirs visible volume water water-leaving wide zhang Theme Earth Science > Oceans > Ocean Optics > Radiance Earth Science > Oceans > Ocean Optics > Attenuation/Transmission Earth Science > Oceans > Ocean Optics > Absorption Earth Science > Oceans > Ocean Chemistry > Chlorophyll Earth Science > Atmosphere > Atmospheric Radiation > Radiative Flux Theme GCMD Science Keywords Climate Change Initiative - European Space Agency Theme time latitude longitude surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water mass_concentration_of_chlorophyll_a_in_sea_water volume_attenuation_coefficient_of_downwelling_radiative_flux_in_sea_water Theme CF Standard Name Table v70 ESA CCI Data Policy: free and open access. When referencing, please use: Ocean Colour Climate Change Initiative dataset, Version <Version Number>, European Space Agency, available online at https://esa-oceancolour-cci.org. We would also appreciate being notified of publications so that we can list them on the project website at https://esa-oceancolour-cci.org/?q=publications The data may be used and redistributed for free but is not intended for legal use, since it may contain inaccuracies. Neither the data Contributor, ERD, NOAA, nor the United States Government, nor any of their employees or contractors, makes any warranty, express or implied, including warranties of merchantability and fitness for a particular purpose, or assumes any legal liability for the accuracy, completeness, or usefulness, of this information. Climate Change Initiative - European Space Agency Larger work citation Project Grid Unidata Common Data Model Grid Larger work citation Project ERDDAPgriddapDatasetQueryAndAccess pmlEsaCCI50OceanColor8Day ERDDAP:griddap ERDDAP-griddap ERDDAP's griddap service (a flavor of OPeNDAP) for gridded data. Add different extensions (e.g., .html, .graph, .das, .dds) to the base URL for different purposes. Download ESA CCI Ocean Colour Product (CCI ALL-v5.0-8DAY), 0.04166666°, 1997-present 2026-03-05T18:41:17.114-08:00 Creation Originator Plymouth Marine Laboratory Plymouth Marine Laboratory help@esa-oceancolour-cci.org information web browser Background Information Background information from the source Information boundingExtent true -179.9791717529297 179.9791717529297 -89.97916412353516 89.97916412353516 1997-09-04T00:00:00Z 2021-12-27T00:00:00Z OPeNDAP ESA CCI Ocean Colour Product (CCI ALL-v5.0-8DAY), 0.04166666°, 1997-present 2026-03-05T18:41:17.114-08:00 Creation polarwatch.noaa.gov pmlEsaCCI50OceanColor8Day Originator Plymouth Marine Laboratory Plymouth Marine Laboratory help@esa-oceancolour-cci.org information web browser Background Information Background information from the source Information Data products generated by the Ocean Colour component of the European Space Agency Climate Change Initiative project. These files are 8 day composites of merged sensor (MERIS, Moderate Resolution Imaging Spectroradiometer (MODIS) Aqua, Sea-Wide Field-of-View Sensor (SeaWiFS) Local Area Coverage (LAC) & Global Area Coverage (GAC), Visible and Infrared Imager/Radiometer Suite (VIIRS), OLCI) products. MODIS Aqua and SeaWiFS were band-shifted and bias-corrected to MERIS bands and values using a temporally and spatially varying scheme based on the overlap years of 2003-2007. VIIRS was band-shifted and bias-corrected in a second stage against the MODIS Rrs that had already been corrected to MERIS levels, for the overlap period 2012-2013; and at the third stage OLCI was bias corrected against already corrected MODIS, for overlap period 2016-07-01 to 2019-06-30. VIIRS, MODIS, SeaWiFS and MERIS Rrs were derived from a combination of NASA's l2gen (for basic sensor geometry corrections, etc) and HYGEOS Polymer v4.12 (for atmospheric correction). OLCI Rrs were sourced at L1b (already geometrically corrected) and processed with polymer. The Rrs were binned to a sinusoidal 4km level-3 grid, and later to 4km geographic projection, by Brockmann Consult's SNAP. Derived products were generally computed with the standard algorithmsthrough SeaDAS. QAA IOPs were derived using the standard SeaDAS algorithm but with a modified backscattering table to match that used in the bandshifting. The final chlorophyll is a combination of OCI, OCI2, OC2 and OCx, depending on the water class memberships. Uncertainty estimates were added using the fuzzy water classifier and uncertainty estimation algorithm of Tim Moore as documented in Jackson et al (2017). and updated accorsing to Jackson et al. (in prep). Point of contact Plymouth Marine Laboratory Plymouth Marine Laboratory help@esa-oceancolour-cci.org information web browser Background Information Background information from the source Information geoscientificInformation boundingExtent true -179.9791717529297 179.9791717529297 -89.97916412353516 89.97916412353516 1997-09-04T00:00:00Z 2021-12-27T00:00:00Z 490nm 8day absorption air algorithm algorithms all all-v5.0-8day aqua area array array-data atmosphere atmospheric attenuation backscattering backwards bbw bias bin blended cci cell chemistry chlorophyll chlorophyll-a class coefficient color colour combination compositing comprehensive concentration contributing count coverage data defined depending derived detrital difference dissolved downwelling earth emerging equation esa field field-of-view flux following gac generated global imager imager/radiometer imaging infrared irradiance laboratory lac large leaving lee local log log-transformed log10 log10-transformed marine mass material mean membership memberships meris model moderate modis normalised not number observation observations oc2 ocean ocean color ocean colour oceans oci oci2 ocx olci optical optical properties optics over particulate period phytoplankton plymouth product properties qaa quality radiance radiation radiative radiometer ratio reflectance resolution root root-mean-square-difference satellite scattering science sea sea-wide seadas seawater seawifs sensor spectroradiometer square statistics stewardship suite surface system total transformed transmission upwelling using v5.0 view viirs visible volume water water-leaving wide zhang Theme Earth Science > Oceans > Ocean Optics > Radiance Earth Science > Oceans > Ocean Optics > Attenuation/Transmission Earth Science > Oceans > Ocean Optics > Absorption Earth Science > Oceans > Ocean Chemistry > Chlorophyll Earth Science > Atmosphere > Atmospheric Radiation > Radiative Flux Theme GCMD Science Keywords Climate Change Initiative - European Space Agency Theme time latitude longitude surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water mass_concentration_of_chlorophyll_a_in_sea_water volume_attenuation_coefficient_of_downwelling_radiative_flux_in_sea_water Theme CF Standard Name Table v70 ESA CCI Data Policy: free and open access. When referencing, please use: Ocean Colour Climate Change Initiative dataset, Version <Version Number>, European Space Agency, available online at https://esa-oceancolour-cci.org. We would also appreciate being notified of publications so that we can list them on the project website at https://esa-oceancolour-cci.org/?q=publications The data may be used and redistributed for free but is not intended for legal use, since it may contain inaccuracies. Neither the data Contributor, ERD, NOAA, nor the United States Government, nor any of their employees or contractors, makes any warranty, express or implied, including warranties of merchantability and fitness for a particular purpose, or assumes any legal liability for the accuracy, completeness, or usefulness, of this information. Climate Change Initiative - European Space Agency Larger work citation Project Grid Unidata Common Data Model Grid Larger work citation Project OPeNDAPDatasetQueryAndAccess pmlEsaCCI50OceanColor8Day OPeNDAP:OPeNDAP OPeNDAP An OPeNDAP service for tabular (sequence) data. Add different extensions (e.g., .html, .das, .dds) to the base URL for different purposes Download ESA CCI Ocean Colour Product (CCI ALL-v5.0-8DAY), 0.04166666°, 1997-present 2026-03-05T18:41:17.114-08:00 Creation Originator Plymouth Marine Laboratory Plymouth Marine Laboratory help@esa-oceancolour-cci.org information web browser Background Information Background information from the source Information boundingExtent true -179.9791717529297 179.9791717529297 -89.97916412353516 89.97916412353516 1997-09-04T00:00:00Z 2021-12-27T00:00:00Z OPeNDAP ESA CCI Ocean Colour Product (CCI ALL-v5.0-8DAY), 0.04166666°, 1997-present 2026-03-05T18:41:17.114-08:00 Creation polarwatch.noaa.gov pmlEsaCCI50OceanColor8Day Originator Plymouth Marine Laboratory Plymouth Marine Laboratory help@esa-oceancolour-cci.org information web browser Background Information Background information from the source Information Data products generated by the Ocean Colour component of the European Space Agency Climate Change Initiative project. These files are 8 day composites of merged sensor (MERIS, Moderate Resolution Imaging Spectroradiometer (MODIS) Aqua, Sea-Wide Field-of-View Sensor (SeaWiFS) Local Area Coverage (LAC) & Global Area Coverage (GAC), Visible and Infrared Imager/Radiometer Suite (VIIRS), OLCI) products. MODIS Aqua and SeaWiFS were band-shifted and bias-corrected to MERIS bands and values using a temporally and spatially varying scheme based on the overlap years of 2003-2007. VIIRS was band-shifted and bias-corrected in a second stage against the MODIS Rrs that had already been corrected to MERIS levels, for the overlap period 2012-2013; and at the third stage OLCI was bias corrected against already corrected MODIS, for overlap period 2016-07-01 to 2019-06-30. VIIRS, MODIS, SeaWiFS and MERIS Rrs were derived from a combination of NASA's l2gen (for basic sensor geometry corrections, etc) and HYGEOS Polymer v4.12 (for atmospheric correction). OLCI Rrs were sourced at L1b (already geometrically corrected) and processed with polymer. The Rrs were binned to a sinusoidal 4km level-3 grid, and later to 4km geographic projection, by Brockmann Consult's SNAP. Derived products were generally computed with the standard algorithmsthrough SeaDAS. QAA IOPs were derived using the standard SeaDAS algorithm but with a modified backscattering table to match that used in the bandshifting. The final chlorophyll is a combination of OCI, OCI2, OC2 and OCx, depending on the water class memberships. Uncertainty estimates were added using the fuzzy water classifier and uncertainty estimation algorithm of Tim Moore as documented in Jackson et al (2017). and updated accorsing to Jackson et al. (in prep). Point of contact Plymouth Marine Laboratory Plymouth Marine Laboratory help@esa-oceancolour-cci.org information web browser Background Information Background information from the source Information geoscientificInformation boundingExtent true -179.9791717529297 179.9791717529297 -89.97916412353516 89.97916412353516 1997-09-04T00:00:00Z 2021-12-27T00:00:00Z 490nm 8day absorption air algorithm algorithms all all-v5.0-8day aqua area array array-data atmosphere atmospheric attenuation backscattering backwards bbw bias bin blended cci cell chemistry chlorophyll chlorophyll-a class coefficient color colour combination compositing comprehensive concentration contributing count coverage data defined depending derived detrital difference dissolved downwelling earth emerging equation esa field field-of-view flux following gac generated global imager imager/radiometer imaging infrared irradiance laboratory lac large leaving lee local log log-transformed log10 log10-transformed marine mass material mean membership memberships meris model moderate modis normalised not number observation observations oc2 ocean ocean color ocean colour oceans oci oci2 ocx olci optical optical properties optics over particulate period phytoplankton plymouth product properties qaa quality radiance radiation radiative radiometer ratio reflectance resolution root root-mean-square-difference satellite scattering science sea sea-wide seadas seawater seawifs sensor spectroradiometer square statistics stewardship suite surface system total transformed transmission upwelling using v5.0 view viirs visible volume water water-leaving wide zhang Theme Earth Science > Oceans > Ocean Optics > Radiance Earth Science > Oceans > Ocean Optics > Attenuation/Transmission Earth Science > Oceans > Ocean Optics > Absorption Earth Science > Oceans > Ocean Chemistry > Chlorophyll Earth Science > Atmosphere > Atmospheric Radiation > Radiative Flux Theme GCMD Science Keywords Climate Change Initiative - European Space Agency Theme time latitude longitude surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air surface_ratio_of_upwelling_radiance_emerging_from_sea_water_to_downwelling_radiative_flux_in_air volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_absorption_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water volume_backwards_scattering_coefficient_of_radiative_flux_in_sea_water mass_concentration_of_chlorophyll_a_in_sea_water volume_attenuation_coefficient_of_downwelling_radiative_flux_in_sea_water Theme CF Standard Name Table v70 ESA CCI Data Policy: free and open access. When referencing, please use: Ocean Colour Climate Change Initiative dataset, Version <Version Number>, European Space Agency, available online at https://esa-oceancolour-cci.org. We would also appreciate being notified of publications so that we can list them on the project website at https://esa-oceancolour-cci.org/?q=publications The data may be used and redistributed for free but is not intended for legal use, since it may contain inaccuracies. Neither the data Contributor, ERD, NOAA, nor the United States Government, nor any of their employees or contractors, makes any warranty, express or implied, including warranties of merchantability and fitness for a particular purpose, or assumes any legal liability for the accuracy, completeness, or usefulness, of this information. Climate Change Initiative - European Space Agency Larger work citation Project Grid Unidata Common Data Model Grid Larger work citation Project GetCapabilities request?service=WMS&version=1.3.0&request=GetCapabilities OGC:WMS OGC-WMS Open Geospatial Consortium Web Map Service (WMS) Download Physical measurement Rrs_412 float Sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 412 nm. Rrs_443 float Sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 443 nm. Rrs_490 float Sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 490 nm. Rrs_510 float Sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 510 nm. Rrs_560 float Sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 560 nm. Rrs_665 float Sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 665 nm. water_class1 float Mean of normalised water class 1 membership over the compositing period water_class2 float Mean of normalised water class 2 membership over the compositing period water_class3 float Mean of normalised water class 3 membership over the compositing period water_class4 float Mean of normalised water class 4 membership over the compositing period water_class5 float Mean of normalised water class 5 membership over the compositing period water_class6 float Mean of normalised water class 6 membership over the compositing period water_class7 float Mean of normalised water class 7 membership over the compositing period water_class8 float Mean of normalised water class 8 membership over the compositing period water_class9 float Mean of normalised water class 9 membership over the compositing period water_class10 float Mean of normalised water class 10 membership over the compositing period water_class11 float Mean of normalised water class 11 membership over the compositing period water_class12 float Mean of normalised water class 12 membership over the compositing period water_class13 float Mean of normalised water class 13 membership over the compositing period water_class14 float Mean of normalised water class 14 membership over the compositing period atot_412 float Total absorption coefficient at 412 nm as derived using the QAA model, generated by SeaDAS for MERIS atot_443 float Total absorption coefficient at 443 nm as derived using the QAA model, generated by SeaDAS for MERIS atot_490 float Total absorption coefficient at 490 nm as derived using the QAA model, generated by SeaDAS for MERIS atot_510 float Total absorption coefficient at 510 nm as derived using the QAA model, generated by SeaDAS for MERIS atot_560 float Total absorption coefficient at 560 nm as derived using the QAA model, generated by SeaDAS for MERIS atot_665 float Total absorption coefficient at 665 nm as derived using the QAA model, generated by SeaDAS for MERIS aph_412 float Phytoplankton absorption coefficient at 412 nm as derived using the QAA model, generated by SeaDAS for MERIS aph_443 float Phytoplankton absorption coefficient at 443 nm as derived using the QAA model, generated by SeaDAS for MERIS aph_490 float Phytoplankton absorption coefficient at 490 nm as derived using the QAA model, generated by SeaDAS for MERIS aph_510 float Phytoplankton absorption coefficient at 510 nm as derived using the QAA model, generated by SeaDAS for MERIS aph_560 float Phytoplankton absorption coefficient at 560 nm as derived using the QAA model, generated by SeaDAS for MERIS aph_665 float Phytoplankton absorption coefficient at 665 nm as derived using the QAA model, generated by SeaDAS for MERIS adg_412 float Absorption coefficient for dissolved and detrital material at 412 nm as derived using the QAA model, generated by SeaDAS for MERIS adg_443 float Absorption coefficient for dissolved and detrital material at 443 nm as derived using the QAA model, generated by SeaDAS for MERIS adg_490 float Absorption coefficient for dissolved and detrital material at 490 nm as derived using the QAA model, generated by SeaDAS for MERIS adg_510 float Absorption coefficient for dissolved and detrital material at 510 nm as derived using the QAA model, generated by SeaDAS for MERIS adg_560 float Absorption coefficient for dissolved and detrital material at 560 nm as derived using the QAA model, generated by SeaDAS for MERIS adg_665 float Absorption coefficient for dissolved and detrital material at 665 nm as derived using the QAA model, generated by SeaDAS for MERIS bbp_412 float Particulate backscattering coefficient for dissolved and detrital material at 412 nm as derived using the QAA model, generated by SeaDAS for MERIS bbp_443 float Particulate backscattering coefficient for dissolved and detrital material at 443 nm as derived using the QAA model, generated by SeaDAS for MERIS bbp_490 float Particulate backscattering coefficient for dissolved and detrital material at 490 nm as derived using the QAA model, generated by SeaDAS for MERIS bbp_510 float Particulate backscattering coefficient for dissolved and detrital material at 510 nm as derived using the QAA model, generated by SeaDAS for MERIS bbp_560 float Particulate backscattering coefficient for dissolved and detrital material at 560 nm as derived using the QAA model, generated by SeaDAS for MERIS bbp_665 float Particulate backscattering coefficient for dissolved and detrital material at 665 nm as derived using the QAA model, generated by SeaDAS for MERIS chlor_a float Chlorophyll-a concentration in seawater (not log-transformed), generated by as a blended combination of OCI, OCI2, OC2 and OCx algorithms, depending on water class memberships kd_490 float Downwelling attenuation coefficient at 490nm, derived using Lee 2005 equation and bbw from Zhang 2009 (following the SeaDAS Kd_lee algorithm) Rrs_412_rmsd float Root-mean-square-difference of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 412 nm. Rrs_443_rmsd float Root-mean-square-difference of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 443 nm. Rrs_490_rmsd float Root-mean-square-difference of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 490 nm. Rrs_510_rmsd float Root-mean-square-difference of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 510 nm. Rrs_560_rmsd float Root-mean-square-difference of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 560 nm. Rrs_665_rmsd float Root-mean-square-difference of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 665 nm. Rrs_412_bias float Bias of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 412 nm. Rrs_443_bias float Bias of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 443 nm. Rrs_490_bias float Bias of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 490 nm. Rrs_510_bias float Bias of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 510 nm. Rrs_560_bias float Bias of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 560 nm. Rrs_665_bias float Bias of sea surface reflectance defined as the ratio of water-leaving radiance to surface irradiance at 665 nm. chlor_a_log10_rmsd float Root-mean-square-difference of log10-transformed chlorophyll-a concentration in seawater. chlor_a_log10_bias float Bias of log10-transformed chlorophyll-a concentration in seawater. aph_412_rmsd float Root-mean-square-difference of phytoplankton absorption coefficient at 412 nm. aph_443_rmsd float Root-mean-square-difference of phytoplankton absorption coefficient at 443 nm. aph_490_rmsd float Root-mean-square-difference of phytoplankton absorption coefficient at 490 nm. aph_510_rmsd float Root-mean-square-difference of phytoplankton absorption coefficient at 510 nm. aph_560_rmsd float Root-mean-square-difference of phytoplankton absorption coefficient at 560 nm. aph_665_rmsd float Root-mean-square-difference of phytoplankton absorption coefficient at 665 nm. aph_412_bias float Bias of phytoplankton absorption coefficient at 412 nm. aph_443_bias float Bias of phytoplankton absorption coefficient at 443 nm. aph_490_bias float Bias of phytoplankton absorption coefficient at 490 nm. aph_510_bias float Bias of phytoplankton absorption coefficient at 510 nm. aph_560_bias float Bias of phytoplankton absorption coefficient at 560 nm. aph_665_bias float Bias of phytoplankton absorption coefficient at 665 nm. adg_412_rmsd float Root-mean-square-difference of absorption coefficient for dissolved and detrital material at 412 nm. adg_443_rmsd float Root-mean-square-difference of absorption coefficient for dissolved and detrital material at 443 nm. adg_490_rmsd float Root-mean-square-difference of absorption coefficient for dissolved and detrital material at 490 nm. adg_510_rmsd float Root-mean-square-difference of absorption coefficient for dissolved and detrital material at 510 nm. adg_560_rmsd float Root-mean-square-difference of absorption coefficient for dissolved and detrital material at 560 nm. adg_665_rmsd float Root-mean-square-difference of absorption coefficient for dissolved and detrital material at 665 nm. adg_412_bias float Bias of absorption coefficient for dissolved and detrital material at 412 nm. adg_443_bias float Bias of absorption coefficient for dissolved and detrital material at 443 nm. adg_490_bias float Bias of absorption coefficient for dissolved and detrital material at 490 nm. adg_510_bias float Bias of absorption coefficient for dissolved and detrital material at 510 nm. adg_560_bias float Bias of absorption coefficient for dissolved and detrital material at 560 nm. adg_665_bias float Bias of absorption coefficient for dissolved and detrital material at 665 nm. kd_490_rmsd float Root-mean-square-difference of downwelling attenuation coefficient at 490 nm derived using Lee 2005 equation and bbw from Zhang 2009 kd_490_bias float Bias of downwelling attenuation coefficient at 490 nm derived using Lee 2005 equation and bbw from Zhang 2009 MODISA_nobs_sum float Count of the number of observations from the MODIS (Aqua) sensor contributing to this bin cell VIIRS_nobs_sum float Count of the number of observations from the VIIRS sensor contributing to this bin cell OLCI_nobs_sum float Count of the number of observations from the OLCI sensor contributing to this bin cell MERIS_nobs_sum float Count of the number of observations from the MERIS sensor contributing to this bin cell SeaWiFS_nobs_sum float Count of the number of observations from the SeaWiFS (GAC and LAC) sensor contributing to this bin cell total_nobs_sum float Count of the total number of observations contributing to this bin cell OPeNDAP DAP/2.0 Distributor NOAA PolarWatch Roy Mendelssohn +1 831-420-3666 Voice 110 McAllister Way Santa Cruz CA 95062 USA roy.mendelssohn@noaa.gov ERDDAP administrator OPeNDAP DAP/2.0 pmlEsaCCI50OceanColor8Day.html order Data Subset Form ERDDAP's version of the OPeNDAP .html web page for this dataset. Specify a subset of the dataset and download the data via OPeNDAP or in many different file types. Download pmlEsaCCI50OceanColor8Day.graph order Make-A-Graph Form ERDDAP's Make-A-Graph .html web page for this dataset. Create an image with a map or graph of a subset of the data. Download This record was created from dataset metadata by ERDDAP Version 2.29.0 Dataset dataset Service service