Modification descriptions for current list of MOD files
When downloading a MOD file always refer to this section to ascertain what modifications have been performed on the file.
For these data the algorithm of Kent et. al. 1993 has been applied the the SAGEII data to remove the presence of tropospheric cloud. Note that this algorithm is less effective soon after a volcanic erruption.
Kent. G. S., D. M. Winker, M. T. Osborn and K. M. Skeens, A model for the separation of cloud and aerosol in SAGE II occultation data, J. Geophys. Res., 98, 20725-20735, 1993.
Last modified: Tue Sep 2 10:04:32 BST 2003