Sentinel-1 GRD dataset

The Sentinel-1 is a pair of European radar imaging (SAR) satellites launched in 2014 and 2016. Its 6 days revisit cycle and ability to observe through clouds makes it perfect for sea and land monitoring, emergency response due to environmental disasters, and economic applications. The data are available since January 2017 globally.

Data structure

Each file is its own object in Amazon S3.. The basic data format is the following:

[product type]/[year]/[month]/[day]/[mode]/[polarization]/[product identifier]

For example, the files for individual scene are available in the following location:



Accessing the Sentinel-1 GRD dataset

If you use the AWS Command Line Interface, you can list data in the bucket with the “ls” command:

aws s3 ls s3://sentinel-s1-l1c/grd/

The data is in Requester Pays S3 bucket.

Some meta-data is available over HTTP proxy, find more details here


If you have questions about the data, please use Sentinel Hub forum


Access to Sentinel data is free, full and open for the broad Regional, National, European and International user community. View Terms and Conditions.