Last Updated
20 April 2021
Published on
27 July 2018
For full guidance on SRAL see the Sentinel-3 SRAL Marine User Handbook.
The Product Format Specification and other relevant documentation can be found in the Altimetry Resources page.
Main products, key variables and applications
| Products | Timeliness | Main variables | Main applications |
|---|---|---|---|
| Near Real Time (NRT) | 3 hours | Significant Wave Height (SWH) Surface Wind Speed (WIND) Sea Surface Height (SSH) |
Real time operational oceanography Marine nowcasting Operational wave forecasting |
| Slow Time Critical (STC) | 48 hours | More accurate Sea Surface Height (SSH) | Operational oceanography Seasonal Forecasting |
| Non Time Critical (NTC) | 30 days | Most accurate Sea Surface Height (SSH) | Sea level monitoring Climate monitoring Climate research |
