All Related Apply Refine results Type Article Files & Media Document General Categories Atmospheric composition Science Meteosat Metop Tags IASI IRS MSG MTG Date 2022 Date May June September SHOW ALL 3 results Science Independent validation of CH4 products from IASI This study validated two different IASI methane products using model, in situ and ground-based remote sensing data. Science Assimilation of PC-reconstructed radiances in NWP Hyperspectral missions have been providing key information to numerical weather prediction (NWP) for about two decades, e.g. Science Use of IASI Reconstructed Radiances in AC/AQ Retrievals Study looking at the use of IASI Reconstructed Radiances in AC/AQ retrievals.