CCI THREDDS Data Server Catalog https://data.cci.ceda.ac.uk/thredds/catalog/esacci/sst/data/comparison/AVHRR_Pathfinder/1991/04/06/catalog.html

Dataset Size Last Modified
     Folder  06   --
         19910406143004-NODC-L3C_GHRSST-SSTskin-AVHRR_Pathfinder-PFV5.2_NOAA11_G_1991096_day-v02.0-fv01.0.nc 12.44 Mbytes 2013-11-22T11:50:00Z
         19910406024254-NODC-L3C_GHRSST-SSTskin-AVHRR_Pathfinder-PFV5.2_NOAA11_G_1991096_night-v02.0-fv01.0.nc 11.93 Mbytes 2013-11-22T11:50:00Z

CCI THREDDS Data Server at CEDA see Info
Documentation