Delivery of Suomi National Polar-orbiting Partnership (Suomi NPP) satellite data products will cease on November 1, 2026. Data users should transition now to alternative products from NOAA-21 and NOAA-20. Suomi NPP data announcement

PALSAR Resources

Earthdata resources for users working with NASA’s Phased Array type L-band Synthetic Aperture Radar (PALSAR)include tutorials and other learning resources, news announcements such as instrument updates and data releases, user guides and related documents, and frequently asked questions.

PALSAR Learning Resources

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This image shows the frame of an animation of inundation in the Amazon rain forest. Credit: Chapman, Guritz 2016; RTC: ASF 2015; Includes Material ©JAXA/METI 2007.

Map Regional Inundation with Spaceborne L-band SAR using ArcGIS

This data recipe describes methods used to create an inundation animation from PALSAR RTC and map that quantifies the number of events from the data.

Data Recipe

Oct. 2, 2024

Discover Simplified SAR Solutions at NASA's ASF DAAC

Join us on Wednesday, September 23, 2015 at 2pm ET to learn how to discover and access synthetic aperture radar (SAR) data!

Webinar

April 19, 2022

Sample granule image. Part of the Blue Ridge Mountains in Virginia. ©JAXA/METI 2008.

View and Geocode CEOS Data in ASF MapReady

This data recipe identifies how to view and geocode CEOS format files using ASF’s MapReady software.

Data Recipe

Nov. 9, 2018

This image shows a log-ratio image with the ArcMap Imagery basemap

Detect Environmental Change Using SAR Data in ArcGIS

The log-ratio scaling method is an effective approach for change detection in SAR imagery, suppressing background noise and enhancing change features.

Data Recipe

Oct. 2, 2017

Earthdata graphic identifier on top of satellite data image of Earth

Detect Environmental Change Using SAR Data in QGIS

The log-ratio scaling method is an effective approach for change detection in SAR imagery, suppressing background noise and enhancing change features.

Data Recipe

Oct. 2, 2017

These images show before and after: Before radiometric terrain correction (RTC), Klamath Mountains in northern California appear stretched on one side and compressed on the other (left). RTC (right) moves pixels to unstretch the mountains and adjusts pixel values to subtract the effect of slopes on brightness. Left: © JAXA/METI 2008; right: ASF DAAC 2016; Includes Material © JAXA/METI 2008.

Terrain-Correct CEOS Data

This data recipe guides users to terrain correct CEOS-formatted data granules for legacy platforms.

Data Recipe

Oct. 18, 2016

A portion of the Alaska Range in Denali National Park in (A) RTC Gamma0 Image, (B) Amplitude Image, (C) dB Power Image. Credit: ASF DAAC 2016; Includes Material ©JAXA/METI 2006.

View Radiometrically Terrain-Corrected (RTC) Images in ArcGIS

This data recipe walks users through viewing Radiometrically Terrain-Corrected (RTC) images in ArcGIS.

Data Recipe

Oct. 18, 2016

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PALSAR News

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In wetlands, water saturates the soil to form a shallow, aquatic ecosystem.

Where the Wetlands Are

A new map breaks down conservation borders.

Feature Article

Dec. 28, 2020

After a rainstorm, a loader removes trash with high concentrations of plastic at the mouth of the Los Angeles River in Long Beach, California.

Wasting Away

Mapping stormwater runoff in Southern California helps keep toxins at bay.

Feature Article

Dec. 28, 2020

Researchers Matthew Pritchard and Gabriel Gonzalez examine a large crack caused by an earthquake in the Atacama Desert of northern Chile.

Shake, Rattle, and Sink

Volcanoes find earthquakes quite unsettling.

Feature Article

Dec. 28, 2020

This forest in Bolivia once hosted diverse animals and plants, and protected rivers and streams from erosion.

Seeing the Forest for the Carbon

Researchers peer deep into tropical forests, weighing their status as climate balancers.

Feature Article

Dec. 28, 2020

SHOWING 4 OF 24

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QUESTIONS & SUPPORT

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PALSAR Resources

PALSAR Learning Resources

Map Regional Inundation with Spaceborne L-band SAR using ArcGIS

Discover Simplified SAR Solutions at NASA's ASF DAAC

View and Geocode CEOS Data in ASF MapReady

Detect Environmental Change Using SAR Data in ArcGIS

Detect Environmental Change Using SAR Data in QGIS

Terrain-Correct CEOS Data

View Radiometrically Terrain-Corrected (RTC) Images in ArcGIS

PALSAR News

Where the Wetlands Are

Wasting Away

Shake, Rattle, and Sink

Seeing the Forest for the Carbon

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