Minimize Sentinel-3 Synergy Technical Guide

The Sentinel-3 Technical Guide covers an in-depth description of the Synergy product. The product is a co-registration of images from OLCI and SLSTR. The Synergy product provides continuity to SPOT VGT.

Before reading the Technical Guide, users are advised to read the Sentinel-3 Synergy User Guide which provides a high level description of the product.

 

1 Products and Algorithms
  1.1 SYNERGY Algorithms and Products
    1.1.1 Level-1 Processing Overview
      1.1.1.1 Pre-Processing
        1.1.1.1.1 OLCI Retrieval
        1.1.1.1.2 SLSTR Retrieval
      1.1.1.2 Main Processing
        1.1.1.2.1 Extraction of OLCI/SLSTR Imagette Pairs
        1.1.1.2.2 Shift Estimation at Ground Control Points
        1.1.1.2.3 Deformation Model Estimation
        1.1.1.2.4 Collocation Between OLCI Reference Band and All Other Channels
    1.1.2 Level-1 Product Description
      1.1.2.1 Mis-registration
    1.1.3 Level-1 ADFs
      1.1.3.1 Processing Control Parameters
      1.1.3.2 SYN Level-1 Processing
  1.2 Level-2 Algorithms and Products
    1.2.1 Level-2 Processing Overview
      1.2.1.1 SYN Level-2 Processing - Aerosol and Surface Reflectance Retrieval
        1.2.1.1.1 Averaging
        1.2.1.1.2 Aerosol Retrieval
        1.2.1.1.3 Computation of Aerosol Parameters
      1.2.1.2 VGT Continuity
        1.2.1.2.1 Band Mapping
        1.2.1.2.2 Pixel Flagging
        1.2.1.2.3 Projection to Generate P-Products
        1.2.1.2.4 Atmospheric Correction
    1.2.2 Level-2 Products Description
      1.2.2.1 SYN Level-2 Product
        1.2.2.1.1 Surface Directional Reflectance
        1.2.2.1.2 Aerosol Optical Thickness
        1.2.2.1.3 Aerosol Angström Exponent
      1.2.2.2 VGT-P Product
        1.2.2.2.1 B0, B2, B3 and MIR TOA Reflectance
      1.2.2.3 VGK Product
        1.2.2.3.1 B0, B2, B3 and MIR Surface Reflectance
        1.2.2.3.2 NDVI
    1.2.3 Level-2 ADFs
      1.2.3.1 Processing Control Parameters
      1.2.3.2 SYN Level-2 Processing
      1.2.3.3 VGT-P Processing
  1.3 VGT-S Algorithms and Products
    1.3.1 VGT-S Algorithm Overview
      1.3.1.1 Compositing to Generate S1 and S10 Products
    1.3.2 VGT-S Products
      1.3.2.1 VG1 Product - Surface Reflectance
      1.3.2.2 V10 Product
      1.3.2.3 NDVI
    1.3.3 VGT-S Processing
2 Calibration and Validation Activities
  2.1 Calibration
  2.2 Validation
3 Appendices
  3.1 Glossary
  3.2 References