Products
Product Validation Document
The Product Validation Document outlines the scopes, objectives, and timelines associated with the validation of each OPERA product.
Detailed information (product specification, data access, product samples, white papers, product quickguides, etc) per product suite can be found below:
OPERA products are freely available to the broader community though the NASA archives. The following table provides the release schedule status of these products:
| Products | Product Schedule Status |
|---|---|
DSWx-HLS | In production |
DIST-HLS | In production |
RTC-S1 | In production |
CSLC-S1 | In production |
DSWx-S1 | In Production |
DISP-S1 | In Production |
DSWx-NI | June 2026 |
CSLC-NI | TBD |
DISP-NI | September 2026 |
DIST-S1 | March 2026 |
VLM-S1 | April 2028 |
VLM-NI | April 2028 |
The following table provides a summary of key product characteristics including the spatial coverage and resolution, the start of the product record, and the temporal sampling of the sensors used as input for the products:
| Product Name | Coverage | Sensor | Spatial Resolution | Product Record Start*** |
|---|---|---|---|---|
Coregistered Single-look Complex from Sentinel-1 (CSLC-S1) | North America* | Sentinel-1 A/B/C | ~15 m x 5 m (azimuth x range) | May 2016 onwards |
Coregistered Single-look Complex from NISAR (CSLC-NI) | North America* | NISAR | ~5 m x 3.1/6.25 m (azimuth x range) | TBD |
Radiometric Terrain Corrected (RTC) SAR Backscatter | near-global*** | Sentinel-1 A/B/C | 30 m | January 2022 onwards |
Surface Displacement from Sentinel-1 (DISP-S1) | North America* | Sentinel-1 A/B/C | 30 m or ~15 m x 5 m (azimuth x range) | May 2016 onwards |
Surface Displacement from NISAR (DISP-NI) | North America* | NISAR | 30 m or ~5 m x 3.1/6.25 m (azimuth x range) | Start of NISAR validated record |
Surface Disturbance from from Harmonized Landsat Sentinel-2 (DIST-HLS) | near-global*** | Landsat-8/9 & Sentinel-2 A/B/C (HLS) | 30 m | January 2023 onwards |
Surface Disturbance from Sentinel-1 (DIST-S1) | near-global*** | Sentinel-1 A/B/C | 30 m | March 2026 onwards |
Dynamic Surface Water Extent from Harmonized Landsat Sentinel-2 (DSWx-HLS) | near-global*** | Landsat-8 & Sentinel-2 A/B/C (HLS) | 30 m | April 2023 onwards |
Dynamic Surface Water Extent from Sentinel-1 (DSWx-S1) | near-global*** | Sentinel-1 A/B/C | 30 m | September 2024 onwards |
Dynamic Surface Water Extent from NISAR (DSWx-NI) | near-global*** | NISAR | 30 m | Start of NISAR validated record |
Vertical Land Motion from Sentinel-1 (VLM-S1) | North America* | Sentinel-1 A/B/C | 100 m (TBD) | 2019 onwards |
Vertical Land Motion from NISAR (VLM-NI) | North America* | NISAR | 100 m (TBD) | Start of NISAR validated record |
Product Description Document
The Product Description Document provides a high-level overview of the product suites while formulation of products is ongoing. For products that are in production, refer to the Product Specification section below for current information on product formatting and content.
CL#21-6388