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OC-CCI v3.1 updated

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Comparison of V2 and V3 data

Version 3.1 of the ESA OC-CCI dataset comprises of globally merged MERIS, Aqua-MODIS, SeaWiFS and VIIRS data with associated per-pixel uncertainty information, and has been updated to include data from 2017. The daily data is now extended until the 13th November 2017, and hence monthly data to October 2017.

We have stopped short of the full year due to the change in the status of MODIS-Aqua data – it is considered "Quicklook" for up to 90 days from collection due to the rapidly changing temporal calibration, which means NASA needs to make adjustments on a monthly basis (see

For details on how to access the data, see

To ask any questions, contact