The Sentinel-1 Technical Guide covers an in-depth description of the mission's products and algorithms as well as details of the SAR instrument and its performance.

Before reading the Technical Guide, users are advised to read the Sentinel-1 User Guide for a high level description of the available instrument modes and products.

Table of contents

• 1 Products and Algorithms
  • 1.1 Product Slice Handling
  • 1.2 Level-0 Products
  • 1.2.1 Level-0 Raw Products
  • 1.2.2 Level-0 Packet Encoding
  • 1.2.3 Level-0 Product Formatting
  • 1.3 Level-1 Algorithms and Products
  • 1.3.1 Algorithm Overview
  • 1.3.1.1 TOPSAR Processing
  • 1.3.1.2 Level-1 Pre-Processing Algorithms
  • 1.3.1.3 Doppler Centroid Algorithms
  • 1.3.1.4 Level-1 SLC Processing Algorithms
  • 1.3.1.5 Level-1 Post-Processing Algorithms
  • 1.3.1.6 Radiometric Calibration of Level-1 Products
  • 1.3.2 Level-1 Products
  • 1.3.2.1 Single Look Complex (SLC)
  • 1.3.2.2 Ground Range Detected (GRD)
  • 1.3.3 Level-1 Product Formatting
  • 1.4 Level-2 Algorithms and Products
  • 1.4.1 Algorithm Overview
  • 1.4.2 Level-2 Products
  • 1.4.2.1 Ocean Wind Field Component
  • 1.4.2.2 Ocean Swell Spectra Component
  • 1.4.2.3 Surface Radial Velocity Component
  • 1.4.3 Level-2 Product Formatting
• 2 SAR Instrument
  • 2.1 Instrument Description
  • 2.2 Acquisition Modes
  • 2.3 Instrument Calibration
  • 2.3.1 Internal Calibration
  • 2.3.2 External Calibration
• 3 Calibration and Validation Activities
  • 3.1 Calibration Activities
  • 3.2 Validation Activities
• 4 Appendices
  • 4.1 Glossary
  • 4.2 References