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Hello, I have just used the bulk download script with no authentication issues. This is after I deleted an existing bulk_download_cookiejar.txt , so I had to log in again before the download would execute. So I know the bulk download service is working. Please try this: While logged in to Vertex, se...

The first Level 1 to Level 3 L-band products are now available from the NASA/ISRO (Indian Space Research Organization) Synthetic Aperture Radar (NISAR) mission. These products give users a first look at data products from NISAR acquisitions and prepare the data user community for the upcoming releas...

Hi Robb, High-resolution ALOS-2 L-band SAR products are not available from ASF. Current plans are for ASF to serve only as a mirror archive for the ScanSAR products. L-band SAR data from the recently launched NISAR satellite mission should be available from ASF beginning in early 2026. ASF will serv...

One of the SAR experts at ASF has been investigating and hasn't been able to reproduce the conditions you describe yet. What he would like to have is a more complete description of how you have processed the data. In particular, since he's not familiar with the BIOMASAR algorithm, what does this ent...

Hello Anton,
There was an issue overnight with an external system that caused incomplete Vertex search results. We recently received word that the problem has been fixed, so please try again and let us know if you don't get the expected results.

Thank you.

The ALOS-2 data currently available from ASF are ScanSAR (60 m and 100 m resolution) images. To date, only selected regions globally have been received, and this does not include Turkey/Syria. You can purchase the ALOS-2 data you are interested in from PASCO, which is the commercial distributor for ...

October 6, 2025
There is no longer a delay in receiving new Sentinel-1 products from ESA.

The times are UTC, or "Zulu" time (indicated by the 'Z' at the end of the time value).

The issue has been resolved and systems are performing as normal.

ASF is currently experiencing a system issue that is preventing data downloads. We are working to resolve the problem as quickly as possible. We apologize for the inconvenience!