Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Meteosat Atmospheric Composition Land Ocean Weather Data Sentinel Tags Meteosat Second Generation (MSG) OLCI Meteosat First Generation (MFG) MVIRI SEVIRI Sentinel-3 Africa Europe Himawari GOES SNPP VIIRS ABI AHI Polar Date 2016 Date March September December SHOW ALL Sort by Start Date Order Ascending Descending 3 results Case study January–December 2017 Image Library top ten for 2017 A look at our most popular case studies from 2017. Case study 1 September 2016 07:30–09:15 UTC Rare ring-of-fire eclipse over Africa On 1 September 2016 a rare 'ring-of-fire' double eclipse occurred over Africa. Case study 18 March 2016 09:50 UTC Example of using Sentinel-3 data for meteorology An early look at data from the Ocean and Land Colour Instrument on Sentinel-3.