Alaska Satellite Facility - Distributed Active Archive Center


Helpful information for understanding and working with SAR data

What is SAR?

SAR: The Power Tool of Remote Sensing Synthetic aperture radar (SAR), used to create the majority of the imagery available in the ASF archive, is

How do I interpret SAR images?

Interpretation of synthetic aperture radar (SAR) images is not always straightforward, in part because of the non-intuitive, side-looking geometry. Here are some general rules of

Basic SAR Concepts and Terminology

Also see Fundamentals of SAR Media Resources How Does it Work? A synthetic aperture radar (SAR) is an active sensor that first transmits microwave signals

Vertex Help
How to search for ASF data using the powerful Vertex Data Search application.