CCI THREDDS Data Server Catalog https://data.cci.ceda.ac.uk/thredds/catalog/esacci/sst/data/comparison/AVHRR_Pathfinder/1989/08/21/catalog.html

Dataset Size Last Modified
     Folder  21   --
         19890821121528-NODC-L3C_GHRSST-SSTskin-AVHRR_Pathfinder-PFV5.2_NOAA11_G_1989233_day-v02.0-fv01.0.nc 13.44 Mbytes 2013-11-22T13:32:57Z
         19890821034139-NODC-L3C_GHRSST-SSTskin-AVHRR_Pathfinder-PFV5.2_NOAA11_G_1989233_night-v02.0-fv01.0.nc 12.93 Mbytes 2013-11-22T13:32:57Z

CCI THREDDS Data Server at CEDA see Info
Documentation