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Sentinel-1 Resources

Earthdata resources for users working with NASA’s Sentinel-1 data include tutorials and other learning resources, news announcements such as instrument updates and data releases, user guides and related documents, and frequently asked questions.

Sentinel-1 Documents

Name Sort descending	Description	File Type	Date Published
OPERA_DISP-S1_ATBD_D-108765_Rev_A_v1.0.0_Final	Algorithm Theoretical Basis Document for OPERA Surface Displacement from Sentinel-1 data	PDF (1.2 mb)	March 30, 2026

Sentinel-1 Learning Resources

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SAR for Landcover Applications thumbnail image

SAR y sus Aplicaciones para la Cobertura Terrestre

Esta capacitación de ARSET se enfoca en aplicaciones agrícolas y de inundaciones usando datos de radar de apertura sintética (SAR).

Training

Aug. 28 - Sept. 4, 2019

SAR for Landcover Applications

This ARSET training focuses on agriculture and flood applications of synthetic aperture radar (SAR) data.

Training

Aug. 28 - Sept. 4, 2019

False-color image created using Synthetic Aperture Radar (SAR) data, likely showing a coastal or river delta area with various land cover types.

A Q&A Session on Radar Remote Sensing

This ARSET training involves a Q&A on using synthetic aperture radar (SAR) data.

Training

July 17, 2019

This four-panel image is a NASA composite illustrating different types of natural hazards or the aftermath of a single major event like Hurricane Harvey.

Teledetección para Escenarios de Desastres

Esta capacitación de ARSET cubre cómo usar datos de la NASA para caracterizar eventos de desastres y apoyar esfuerzos de ayuda.

Training

April 16-30, 2019

Remote Sensing for Disasters Scenarios

This ARSET training shows how NASA remote sensing data can be used to characterize and monitor disaster-related events and support relief efforts.

Training

April 16-30, 2019

image of chart bars over land surface data

Create Glacier Velocity Maps with Sentinel-1 Toolbox

This data recipe walks users through the Offset Tracking tools to generate glacier velocity maps with Sentinel-1 Level-1 Ground Range Detected products.

Data Recipe

Feb. 18, 2019

This is a Sentinel-1 image of Hawaii’s Big Island before subsetting. Credit: Copernicus Sentinel data 2018, processed by ESA.

Create a Subset of a Sentinel-1 Product

This recipe will go over the basic steps to get started in the Sentinel-1 Toolbox and to create a subset of your desired area of study.

Data Recipe

Oct. 18, 2018

Radar Remote Sensing for Land, Water, & Disaster Applications thumbnail image

Radar Remote Sensing for Land, Water, and Disaster Applications

This ARSET training covers different techniques for applying synthetic aperture radar to disaster, water, and land cover applications.

Training

Aug. 7-16, 2018

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Sentinel-1 News

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False-color corrected reflectance image overlaid with flood information for Lake Bangweulu and the surrounding wetlands on 27 April 2026 from the MODIS instrument aboard the Terra satellite

A Different View of Lake Bangweulu and Wetlands, Zambia

The MODIS instrument aboard the Terra platform captured this image on April 27, 2026.

Worldview Image of the Week

May 1, 2026

30-, 60- and 90-day forecasts of dry and wet conditions, relative to the historic record for the lower 48 states, use GRACE-FO satellite groundwater data for the initial conditions.

Below the Surface: Tracking Groundwater from Space

This training offered by NASA's Applied Remote Sensing Training (ARSET) program covers applicable data sources for assessing groundwater change.

News

March 9, 2026

OPERA Radiometric Terrain Corrected Synthetic Aperture Radar Backscatter image of Singapore on 17 February 2026 from ESA's Sentinel-1C satellite

Singapore's Shipping Strait

Image captured on February 17, 2026, by the C-Band SAR instrument aboard ESA's Sentinel-1C platform.

Worldview Image of the Week

Feb. 27, 2026

Flooding in Mozambique

Image captured on December 18, 2025, by the C-Band SAR instrument aboard ESA's Sentinel-1A platform.

Worldview Image of the Week

Jan. 29, 2026

OPERA Radiometric Terrain Corrected Synthetic Aperture Radar Backscatter image of the Mississippi River Delta on 18 December 2025 from ESA's Sentinel-1A satellite

Mississippi River Delta, Louisiana

Image captured on December 18, 2025, by the C-SAR instrument aboard ESA's Sentinel-1A platform.

Worldview Image of the Week

Jan. 2, 2026

A screen capture from the Alaska Satellite Facility's VERTEX tool showing OPERA Level 3 displacement data from Sentinel 1.

OPERA Project Releases Level 3 Displacement Products

The OPERA Level 3 displacement products provide detailed information on land surface changes, and include the first open-access InSAR time-series displacement products available over North America.

News

May 22, 2025

NASA OPERA-DISP measured local surface velocity between 2016 and 2024 for an agricultural region on the Nevada-California border. Blue shades represent movement away from the observing satellite (primarily downward motion) and red shades represent motion towards the observing satellite (primarily upward motion).

Discover and Access the OPERA-DISP Dataset Using ASF DAAC’s Displacement Portal

Join us on Thursday, May 29, to learn about the NASA JPL OPERA Surface Displacement (OPERA-DISP) dataset and how to access and explore the data using ASF DAAC's Displacement Portal.

Webinar

May 14, 2025

Black-and-white VIIRS day/night bands data visualization

Earth Science Data Roundup: May 2025

A summary of datasets, products, and resources released by NASA’s Distributed Active Archive Centers (DAACs) in April 2025.

News

May 13, 2025

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Frequently Asked Questions

Earthdata Forum

Our online forum provides a space for users to browse thousands of FAQs about research needs, data, and data applications. You can also submit new questions for our experts to answer.

Submit Questions to Earthdata Forumand View Expert Responses

Sentinel-1 Resources

Sentinel-1 Documents

Sentinel-1 Learning Resources

SAR y sus Aplicaciones para la Cobertura Terrestre

SAR for Landcover Applications

A Q&A Session on Radar Remote Sensing

Teledetección para Escenarios de Desastres

Remote Sensing for Disasters Scenarios

Create Glacier Velocity Maps with Sentinel-1 Toolbox

Create a Subset of a Sentinel-1 Product

Radar Remote Sensing for Land, Water, and Disaster Applications

Sentinel-1 News

A Different View of Lake Bangweulu and Wetlands, Zambia

Below the Surface: Tracking Groundwater from Space

Singapore's Shipping Strait

Flooding in Mozambique

Mississippi River Delta, Louisiana

OPERA Project Releases Level 3 Displacement Products

Discover and Access the OPERA-DISP Dataset Using ASF DAAC’s Displacement Portal

Earth Science Data Roundup: May 2025

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