Sentinel-1 GRD — C-band SAR (Element 84 STAC on AWS)
C-band SAR Ground Range Detected imagery, ~10 m, 6–12 day revisit globally. Republished as COG on AWS Earth Search STAC. Gold standard for all-weather flood-extent mapping, ship detection, and post-event damage assessment.
| Provider | ESA Copernicus / Element 84 republication on AWS |
|---|---|
| Delivery mode | hybrid |
| CNR score | 86 |
| Cadence | P6D |
| Origin | https://sentinels.copernicus.eu/web/sentinel/missions/sentinel-1 |