An official website of the United States government
Here's how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Once a quarter, the radiometry experts on the Landsat team craft a new Calibration Parameter File (CPF), which is then incorporated into processing new and archived data.
For Landsat 5 TM products created on or after 1 October, the update will improve radiometric accuracy and will significantly reduce or eliminate residual banding and striping. See the Calibration Notices webpage for more information.