Global satellite-derived ocean color data providing per-pixel inherent optical properties (IOPs). The data suite includes geophysical variables like absorption and backscattering coefficients, retrieved from spectral remote sensing reflectance using the Generalized Inherent Optical Properties (GIOP) model framework. It originates from NASA's PACE OCI instrument and is hosted by OB_CLOUD.
Use Cases
- Water-type classification based on retrieved inherent optical properties.
- Water-clarity assessment using the diffuse attenuation coefficient (Kd).
- Biogeochemical studies leveraging phytoplankton absorption (aph) and particulate backscattering (bbp_442) coefficients.
- Forward and adjoint radiative-transfer applications based on total absorption (a) and backscattering (bb) coefficients.
- Cross-sensor comparison of ocean color data using IOPs, which are more robust than apparent optical properties.
Strengths
- Provides a suite of specific geophysical variables including Kd, a, bb, aph, and bbp_442.
- Derived using a defined model framework, the Generalized Inherent Optical Properties (GIOP) model.
- Supports multiple specific applications mentioned in the description, such as water-type classification and biogeochemical studies.
Limitations
- Description metadata is limited; actual data quality requires manual inspection after download.
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count, file formats, and size are unknown, which may limit suitability assessment.
Provenance
- Source
- NASA Earthdata (PACE OCI instrument), organization OB_CLOUD.
- Collection Method
- Retrieved from spectral Remote Sensing Reflectance (Rrs) using the Generalized Inherent Optical Properties (GIOP) model framework.
- Geography
- Global