To my knowledge the stripes are an artefact from the smile-effect that sensors like Sentinel2-MSI (or Sentinel3-OLCI) have. Its a bit different to the striping you have in e.g. MODIS images. But maybe the de-striping Guillaume proposes works there, too? I don't know why there is no official smile-co...

Dear François,
thank you for your quick reply and the info and explanation provided!

I will send you the exact scene name in a private message. I can also provide you links to the processed data if you want.

Kind regards,
Jan

Hello everyone, hello Francois, me and a colleague are working with Polymer to perform atmospheric corrections on radiances measured by OLCI on Sentinel 3a and b. So far we are quite happy with the results. However, by looking at some scenes we found that there are weird patterns in the reflectances...