1997-12-20T00:00:00.000Z 1997-12-21T00:00:00.000Z 1997-12-20T00:00:00.000Z multi platform LEO AVHRR mean global -180 -90 180 -90 180 90 -180 90 -180 -90 SISdm19971220000000319AVPOS01GL 3.0 9275 SISdm19971220000000319AVPOS01GL EO:EUM:DAT:0874 NOMINAL SIS ACQUIRED SFCLM 2022-05-21T15:47:05.000Z P1D NetCDF 03 Latitude/longitude grid (0.25x0.25 degree)