2.2.0 spase://SMWG/Observatory/SuperDARN SuperDARN 2010-08-05T18:19:11Z The SuperDARN program involves an array of 14 northern hemisphere radars and 7 southern hemisphere radars, and techniques for and uncertainties in deriving geophysical parameters from raw radar data. spase://SMWG/Person/Elsayed.Talaat GeneralContact SuperDARN web page at JHU_APL http://superdarn.jhuapl.edu/index.html Earth.Surface