Earthdata resources for users working with NASA’s Thermal InfraRed Spectrometer-Polar Radiant Energy in the Far-InfraRed Experiment (TIRS-PREFIRE) data include tutorials and other learning resources, news announcements such as instrument updates and data releases, user guides and related documents, and frequently asked questions.
Delivery of new Suomi National Polar-orbiting Partnership (Suomi NPP) satellite observations will cease on November 2, 2026. Data users should transition now to alternative products from NOAA-21 and NOAA-20.
Suomi NPP data announcement
